A-02 6D Series Tube Fittings 6D Series Tube Fittings A-03

Contents

Tube Fittings
Tube Fittings

Male Connectors - CM Bulkhead Reducing Unions - BU

6D Series Tube Fittings A-14 A-38

Bulkhead Male Connectors - BCM Bulkhead Conversion Unions - BU

A-26 A-39
Thermocouple Connectors - TCM Weld Bulkhead Unions - BU

A-27 A-40
Chromatograph Fittings - U Bulkhead Locknuts - BN

A-28 A-40
Chromatograph Fittings - TTT Male Elbows - LM

A-28
Column End Fittings - U A-41
o
45 Male Elbows - VM
A-29
Female Connectors - CF
A-44
Positionable Male Elbows - LP
A-29
Bulkhead Female Connectors - BCF
A-45
45° Positionable Male Elbows - VP
A-34
Unions - U

A-47
A-35 Female Elbows - LF
Conversion Unions - U

A-48
A-36 Union Elbows - LU
Reducing Unions - U

A-37 A-49
Bulkhead Unions - BU Union Reducing Elbows - LU

A-38 A-50
 A-02 6D Series Tube Fittings 6D Series Tube Fittings A-03

Contents

Tube Fittings
Tube Fittings

Male Connectors - CM Bulkhead Reducing Unions - BU

6D Series Tube Fittings A-14 A-38

Bulkhead Male Connectors - BCM Bulkhead Conversion Unions - BU

A-26 A-39
Thermocouple Connectors - TCM Weld Bulkhead Unions - BU

A-27 A-40
Chromatograph Fittings - U Bulkhead Locknuts - BN

A-28 A-40
Chromatograph Fittings - TTT Male Elbows - LM

A-28
Column End Fittings - U A-41
o
45 Male Elbows - VM
A-29
Female Connectors - CF
A-44
Positionable Male Elbows - LP
A-29
Bulkhead Female Connectors - BCF
A-45
45° Positionable Male Elbows - VP
A-34
Unions - U

A-47
A-35 Female Elbows - LF
Conversion Unions - U

A-48
A-36 Union Elbows - LU
Reducing Unions - U

A-37 A-49
Bulkhead Unions - BU Union Reducing Elbows - LU

A-38 A-50
 A-04 6D Series Tube Fittings 6D Series Tube Fittings A-05

Contents Contents

Tube Fittings
Tube Fittings

Bulkhead Union Elbows - BBLU Caps - TC Bulkhead Reducers - BR Weld Elbows - LW

A-61 A-68
A-51
Reducer Elbows - LR A-84
Male Branch Tees - TTM Plugs - TP
Calibration Fittings - FC

A-62
A-52 A-68 A-85
Male Run Tees - TMT Insert for Soft Plastic Tubings - IN Dielectric Fittings - DF
Vent Protectors - VPF

A-69 A-86
A-53 A-62
Port Connectors - P RS, RSD Gaskets - RS, RSD
Positionable Male Branch Tees - TTP Lapped Flange Connectors - LFC
A-69
Reducing Port Connectors - P A-87
A-54 A-62
RP Gaskets - RP
Positionable Male Run Tees - TPT Female Nuts - N
A-70
A-63 Sanitary Flange Fittings - SFF
A-87
Knurled Nuts
A-55 RG Gaskets - RG
Female Branch Tees - TTF A-63 A-71
A-88
Male Nuts - MN Male Adapters - AM
RJ Gaskets - RJ
A-56
A-63 A-72
Female Run Tees - TFT A-88
Front Ferrules - FF Female Adapters - AF
O-rings - VI, BN

A-64 A-77
A-57
Rear Ferrules - RF Weld Adapters - AW A-89
Union Tees - TTT

A-64 Ordering Number Description A-91

A-80
A-58 Nut-Ferrule Sets - NFS
Flange Adapters - FA
Reducing Union Tees - TTT
A-65
Ferrule Sets - FRS
A-59
Union Crosses - C A-81
A-65
Weld Connectors - CW
Reducers - R

A-83
A-61 A-66
 A-04 6D Series Tube Fittings 6D Series Tube Fittings A-05

Contents Contents

Tube Fittings
Tube Fittings

Bulkhead Union Elbows - BBLU Caps - TC Bulkhead Reducers - BR Weld Elbows - LW

A-61 A-68
A-51
Reducer Elbows - LR A-84
Male Branch Tees - TTM Plugs - TP
Calibration Fittings - FC

A-62
A-52 A-68 A-85
Male Run Tees - TMT Insert for Soft Plastic Tubings - IN Dielectric Fittings - DF
Vent Protectors - VPF

A-69 A-86
A-53 A-62
Port Connectors - P RS, RSD Gaskets - RS, RSD
Positionable Male Branch Tees - TTP Lapped Flange Connectors - LFC
A-69
Reducing Port Connectors - P A-87
A-54 A-62
RP Gaskets - RP
Positionable Male Run Tees - TPT Female Nuts - N
A-70
A-63 Sanitary Flange Fittings - SFF
A-87
Knurled Nuts
A-55 RG Gaskets - RG
Female Branch Tees - TTF A-63 A-71
A-88
Male Nuts - MN Male Adapters - AM
RJ Gaskets - RJ
A-56
A-63 A-72
Female Run Tees - TFT A-88
Front Ferrules - FF Female Adapters - AF
O-rings - VI, BN

A-64 A-77
A-57
Rear Ferrules - RF Weld Adapters - AW A-89
Union Tees - TTT

A-64 Ordering Number Description A-91

A-80
A-58 Nut-Ferrule Sets - NFS
Flange Adapters - FA
Reducing Union Tees - TTT
A-65
Ferrule Sets - FRS
A-59
Union Crosses - C A-81
A-65
Weld Connectors - CW
Reducers - R

A-83
A-61 A-66
 A-06 6D Series Tube Fittings 6D Series Tube Fittings A-07

Features ISO Tapered Threads (R, R1, R2, RC, RT, PT, BSPT, ZG)

Tube Fittings
Tube Fittings

◎ Sizes range from 1/16" to 2" and 2 mm to 50 mm ◎ Comply with ISO 7-1, EN 10226-1, BS 21, DIN 2999, JIS B0203.
◎ Diverse materials and configurations are available
◎ Precision machined components ensure perfect deformation of Thread Data
the ferrules and tubing Dia. at Reference Plane (mm) Gauge Length
Thread Thread/
◎ Hardened threads with smooth surface finish avoid galling and Size in. Max. Dia. Pitch Dia. Min. Dia. (mm) Threads
help to extend the fitting service life
1/16 28 7.723 7.142 6.561 4.0 4.4
◎ Female nut threads are silver-plated to reduce the friction against
1/8 9.728 9.147 8.566 4.0 4.4 □ 55° thread angle
the body threads 1/4 13.157 12.301 11.445 6.0 4.5 □ Pitch measured in inch
◎ Radius junction design for elbows provides smooth flow path 19
3/8 16.662 15.806 14.950 6.4 4.8 □ Truncation of root and crest are round
◎ Every fitting is marked with size, material and heat number 1/2 20.955 19.793 18.631 8.2 4.5
14 □ Taper 1:16
◎ Fittings are easy to disconnect and retighten 3/4 26.441 25.279 24.117 9.5 5.2
□ Type of sealing: thread sealant
◎ 1/8" to 5/8", 3 mm to 16 mm fittings available with EC-79 certification 1 33.249 31.770 30.291 10.4 4.5
1 1/4 41.910 40.431 38.952 12.7 5.5
11
1 1/2 47.803 46.324 44.845 12.7 5.5
2 59.614 58.135 56.656 15.9 6.9
Technical Data
◎ Thread Ends Working Pressures of ISO Tapered Thread Ends

NPT Threads (NPT) The working pressures of ISO tapered thread ends are the same as that of
◎ Comply with ASME B1.20.1, SAE AS71051. the NPT thread ends.

Thread Data
ISO Parallel Threads (G, RP, PF, BSPP)
Thread Dia. at Reference Plane (mm) Handtight
Engagement
Size Thread/in. Max. Dia. Pitch Dia. Min. Dia. ◎ Comply with ISO 228-1, DIN ISO 228-1, JIS B0202, BS 2779.
(mm) Threads
1/16 27 7.894 7.142 6.389 4.064 4.32
Thread Data
1/8 10.242 9.489 8.737 4.102 4.36
1/4 13.616 12.487 11.358 5.785 4.10 □ 60° thread angle Thread Thread/ Basic Dia. (mm)
18 □ Pitch measured in inch Size in.
3/8 17.055 15.926 14.797 6.096 4.32 Max. Dia. Pitch Dia. Min. Dia.
1/2 21.224 19.772 18.321 8.128 4.48 □ Truncation of root and crest 1/16 7.723 7.142 6.561
14 28
3/4 26.569 25.117 23.666 8.618 4.75 are parallel 1/8 9.728 9.147 8.566 □ 55° thread angle
1 33.228 31.461 29.694 10.160 4.60 □ Taper 1:16 1/4 13.157 12.301 11.445 □ Pitch measured in inch
19
1 1/4 41.985 40.218 38.451 10.668 4.83 □ Type of sealing: thread sealant 3/8 16.662 15.806 14.950 □ Truncation of root and crest are round
11.5
1 1/2 48.054 46.287 44.520 10.668 4.83 1/2 20.955 19.793 18.631
2 60.092 58.325 56.558 11.065 5.01 5/8 22.911 21.749 20.587
14
3/4 26.441 25.279 24.117
7/8 30.201 29.039 27.877
Working Pressures of NPT Thread Ends
1 33.249 31.770 30.291
316 Stainless Steel and Carbon Steel Brass 1 1/8 37.897 36.418 34.939
Thread Male Female Male Female
Size 1 1/4 41.910 40.431 38.952
psig bar psig bar psig bar psig bar
11
1/16 11000 757 6700 460 5500 378 3300 227 1 1/2 47.803 46.324 44.845
1/8 10000 690 6500 447 5000 344 3200 220 1 3/4 53.746 52.267 50.788
1/4 8000 551 6600 454 4000 275 3300 227 2 59.614 58.135 56.656
3/8 7800 537 5300 365 3900 268 2600 179
1/2 7700 530 4900 337 3800 261 2400 165
3/4 7300 502 4600 316 3600 248 2300 158
1 5300 365 4400 303 2600 179 2200 151
1 1/4 6000 410 5000 344 3000 200 2500 172
1 1/2 5000 344 4600 317 2500 172 2300 158
2 3900 268 3900 268 1900 130 1900 130

Working pressure is based on ANSI/ASME B31.3 at ambient temperature.

 A-06 6D Series Tube Fittings 6D Series Tube Fittings A-07

Features ISO Tapered Threads (R, R1, R2, RC, RT, PT, BSPT, ZG)

Tube Fittings
Tube Fittings

◎ Sizes range from 1/16" to 2" and 2 mm to 50 mm ◎ Comply with ISO 7-1, EN 10226-1, BS 21, DIN 2999, JIS B0203.
◎ Diverse materials and configurations are available
◎ Precision machined components ensure perfect deformation of Thread Data
the ferrules and tubing Dia. at Reference Plane (mm) Gauge Length
Thread Thread/
◎ Hardened threads with smooth surface finish avoid galling and Size in. Max. Dia. Pitch Dia. Min. Dia. (mm) Threads
help to extend the fitting service life
1/16 28 7.723 7.142 6.561 4.0 4.4
◎ Female nut threads are silver-plated to reduce the friction against
1/8 9.728 9.147 8.566 4.0 4.4 □ 55° thread angle
the body threads 1/4 13.157 12.301 11.445 6.0 4.5 □ Pitch measured in inch
◎ Radius junction design for elbows provides smooth flow path 19
3/8 16.662 15.806 14.950 6.4 4.8 □ Truncation of root and crest are round
◎ Every fitting is marked with size, material and heat number 1/2 20.955 19.793 18.631 8.2 4.5
14 □ Taper 1:16
◎ Fittings are easy to disconnect and retighten 3/4 26.441 25.279 24.117 9.5 5.2
□ Type of sealing: thread sealant
◎ 1/8" to 5/8", 3 mm to 16 mm fittings available with EC-79 certification 1 33.249 31.770 30.291 10.4 4.5
1 1/4 41.910 40.431 38.952 12.7 5.5
11
1 1/2 47.803 46.324 44.845 12.7 5.5
2 59.614 58.135 56.656 15.9 6.9
Technical Data
◎ Thread Ends Working Pressures of ISO Tapered Thread Ends

NPT Threads (NPT) The working pressures of ISO tapered thread ends are the same as that of
◎ Comply with ASME B1.20.1, SAE AS71051. the NPT thread ends.

Thread Data
ISO Parallel Threads (G, RP, PF, BSPP)
Thread Dia. at Reference Plane (mm) Handtight
Engagement
Size Thread/in. Max. Dia. Pitch Dia. Min. Dia. ◎ Comply with ISO 228-1, DIN ISO 228-1, JIS B0202, BS 2779.
(mm) Threads
1/16 27 7.894 7.142 6.389 4.064 4.32
Thread Data
1/8 10.242 9.489 8.737 4.102 4.36
1/4 13.616 12.487 11.358 5.785 4.10 □ 60° thread angle Thread Thread/ Basic Dia. (mm)
18 □ Pitch measured in inch Size in.
3/8 17.055 15.926 14.797 6.096 4.32 Max. Dia. Pitch Dia. Min. Dia.
1/2 21.224 19.772 18.321 8.128 4.48 □ Truncation of root and crest 1/16 7.723 7.142 6.561
14 28
3/4 26.569 25.117 23.666 8.618 4.75 are parallel 1/8 9.728 9.147 8.566 □ 55° thread angle
1 33.228 31.461 29.694 10.160 4.60 □ Taper 1:16 1/4 13.157 12.301 11.445 □ Pitch measured in inch
19
1 1/4 41.985 40.218 38.451 10.668 4.83 □ Type of sealing: thread sealant 3/8 16.662 15.806 14.950 □ Truncation of root and crest are round
11.5
1 1/2 48.054 46.287 44.520 10.668 4.83 1/2 20.955 19.793 18.631
2 60.092 58.325 56.558 11.065 5.01 5/8 22.911 21.749 20.587
14
3/4 26.441 25.279 24.117
7/8 30.201 29.039 27.877
Working Pressures of NPT Thread Ends
1 33.249 31.770 30.291
316 Stainless Steel and Carbon Steel Brass 1 1/8 37.897 36.418 34.939
Thread Male Female Male Female
Size 1 1/4 41.910 40.431 38.952
psig bar psig bar psig bar psig bar
11
1/16 11000 757 6700 460 5500 378 3300 227 1 1/2 47.803 46.324 44.845
1/8 10000 690 6500 447 5000 344 3200 220 1 3/4 53.746 52.267 50.788
1/4 8000 551 6600 454 4000 275 3300 227 2 59.614 58.135 56.656
3/8 7800 537 5300 365 3900 268 2600 179
1/2 7700 530 4900 337 3800 261 2400 165
3/4 7300 502 4600 316 3600 248 2300 158
1 5300 365 4400 303 2600 179 2200 151
1 1/4 6000 410 5000 344 3000 200 2500 172
1 1/2 5000 344 4600 317 2500 172 2300 158
2 3900 268 3900 268 1900 130 1900 130

Working pressure is based on ANSI/ASME B31.3 at ambient temperature.

 A-08 6D Series Tube Fittings 6D Series Tube Fittings A-09

Types of Sealing for ISO Parallel Threads Types of Sealing for SAE/MS Threads

Tube Fittings
Tube Fittings

1. RS Stud End, RS Gasket and RP Port 2. RP Stud End, RP Gasket and RP Port 1. ST/SH Stud End and SAE J1926-1 Port 2. 37° Flare (AN) Stud and Flared Tubing

□ RS stud end complies with DIN □ RP stud end complies with DIN □ ST stud end (light-duty) complies □ The type of sealing complies
3852-2 type A 3852-2 type B with SAE J1926-3 with SAE J514
□ For RS gasket, see page A-87 □ For RP gasket, see page A-87 □ ST stud end (heavy-duty) complies □ Pressures refer to 37° Flared
□ RP port complies with DIN 3852-2 □ RP port complies with DIN 3852-2 with SAE J1926-2 Tube Fittings Catalog
type X type X □ For O-ring, see page A-89

Working Pressures of SAE/MS Thread Ends

3. PP Stud End and RP Port 4. RG Port, RG Gasket and BP Stud End
316 Stainless Steel and Carbon Steel
SAE Light-Duty Heavy-Duty
□ PP Stud end complies with ISO □ RG port complies with EN 837-1/3 Nominal Thread
Size Non-Positionable Positionable Non-Positionable Positionable
1179-3 □ For RG gasket, see page A-88 Size
psig bar psig bar psig bar psig bar
□ RP port complies with DIN 3852-2
type X 2 5/16-24 / / / /
5075 350
3 3/8-24 9135 630 6090 420
4 7/16-20 9135 630 6090 420
5075 350 4568 315
5 1/2-20 9135 630 6090 420
6 9/16-18 9135 630 6090 420
4060 280
8 3/4-16 4568 315 9135 630 6090 420
10 7/8-14 9135 630 6090 420
3626 250 3045 210
Working Pressures of Positionable ISO Parallel Thread Ends (PP) 12 1 1/16-12 6090 420 6090 420
14 1 3/16-12 6090 420 6090 420
316 Stainless Steel and Carbon Steel 3045 210 2538 175
Thread 16 1 5/16-12 6090 420 5075 350
Size psig bar 20 1 5/8-12 4060 280 4060 280
2538 175 2030 140
1/8 24 1 7/8-12 4060 280 3045 210
1/4 4568 315 32 2 1/2-12 2030 140 1523 105 3045 210 2537 175
3/8
Working pressures are based on SAE J1926-3 (light-duty) and SAE J1926-2 (heavy-duty) at ambient temperature.
1/2
3/4 2320 160
1 Metric Threads (M)
◎ Comply with ISO 261.
SAE/MS Straight Threads (UN, UNJ)
Thread Data
◎ Comply with ASME B1.1, ISO R725.
Basic Dia. (mm)
Thread Pitch
Thread Data Size (mm) Max. Dia. Pitch Dia. Min. Dia.
M6 x 1 6.000 5.350 4.917
Thread Thread/ Basic Dia. (mm)
Size in. M8 x 1 1 8.000 7.350 6.917 □ 60° thread angle
Max. Dia. Pitch Dia. Min. Dia.
M10 x 1 10.000 9.350 8.917 □ Pitch measured in mm
5/16-24 24 7.938 7.249 6.792
M12 x 1.5 12.000 11.026 10.376 □ Truncation of root and crest are parallel
3/8-24 24 9.525 8.837 8.380 □ 60° thread angle
M14 x 1.5 14.000 13.026 12.376
7/16-20 20 11.113 10.287 9.738 □ Pitch measured in inch
M16 x 1.5 16.000 15.026 14.376
1/2-20 20 12.700 11.875 11.326 □ Truncation of root and crest are parallel M18 x 1.5 1.5 18.000 17.026 16.376
9/16-18 18 14.288 13.325 12.761
M20 x 1.5 20.000 19.026 18.376
3/4-16 16 19.050 18.019 17.330
M22 x 1.5 22.000 21.026 20.376
7/8-14 14 22.225 21.046 20.262
M24 x 1.5 24.000 23.026 22.376
1 1/16-12 12 26.988 25.613 24.719
M27 x 2 27.000 25.701 24.835
1 3/16-12 12 30.163 28.788 27.871
M30 x 2 30.000 28.701 27.835
1 5/16-12 12 33.338 31.963 31.046
M33 x 2 33.000 31.701 30.835
1 5/8-12 12 41.275 39.901 38.984
M36 x 2 36.000 34.701 33.835
1 7/8-12 12 47.625 46.251 45.324 2
M39 x 2 39.000 37.701 36.835
2 1/2-12 12 63.500 62.126 61.209
M42 x 2 42.000 40.701 39.835
M45 x 2 45.000 43.701 42.835
M48 x 2 48.000 46.701 45.835
 A-08 6D Series Tube Fittings 6D Series Tube Fittings A-09

Types of Sealing for ISO Parallel Threads Types of Sealing for SAE/MS Threads

Tube Fittings
Tube Fittings

1. RS Stud End, RS Gasket and RP Port 2. RP Stud End, RP Gasket and RP Port 1. ST/SH Stud End and SAE J1926-1 Port 2. 37° Flare (AN) Stud and Flared Tubing

□ RS stud end complies with DIN □ RP stud end complies with DIN □ ST stud end (light-duty) complies □ The type of sealing complies
3852-2 type A 3852-2 type B with SAE J1926-3 with SAE J514
□ For RS gasket, see page A-87 □ For RP gasket, see page A-87 □ ST stud end (heavy-duty) complies □ Pressures refer to 37° Flared
□ RP port complies with DIN 3852-2 □ RP port complies with DIN 3852-2 with SAE J1926-2 Tube Fittings Catalog
type X type X □ For O-ring, see page A-89

Working Pressures of SAE/MS Thread Ends

3. PP Stud End and RP Port 4. RG Port, RG Gasket and BP Stud End
316 Stainless Steel and Carbon Steel
SAE Light-Duty Heavy-Duty
□ PP Stud end complies with ISO □ RG port complies with EN 837-1/3 Nominal Thread
Size Non-Positionable Positionable Non-Positionable Positionable
1179-3 □ For RG gasket, see page A-88 Size
psig bar psig bar psig bar psig bar
□ RP port complies with DIN 3852-2
type X 2 5/16-24 / / / /
5075 350
3 3/8-24 9135 630 6090 420
4 7/16-20 9135 630 6090 420
5075 350 4568 315
5 1/2-20 9135 630 6090 420
6 9/16-18 9135 630 6090 420
4060 280
8 3/4-16 4568 315 9135 630 6090 420
10 7/8-14 9135 630 6090 420
3626 250 3045 210
Working Pressures of Positionable ISO Parallel Thread Ends (PP) 12 1 1/16-12 6090 420 6090 420
14 1 3/16-12 6090 420 6090 420
316 Stainless Steel and Carbon Steel 3045 210 2538 175
Thread 16 1 5/16-12 6090 420 5075 350
Size psig bar 20 1 5/8-12 4060 280 4060 280
2538 175 2030 140
1/8 24 1 7/8-12 4060 280 3045 210
1/4 4568 315 32 2 1/2-12 2030 140 1523 105 3045 210 2537 175
3/8
Working pressures are based on SAE J1926-3 (light-duty) and SAE J1926-2 (heavy-duty) at ambient temperature.
1/2
3/4 2320 160
1 Metric Threads (M)
◎ Comply with ISO 261.
SAE/MS Straight Threads (UN, UNJ)
Thread Data
◎ Comply with ASME B1.1, ISO R725.
Basic Dia. (mm)
Thread Pitch
Thread Data Size (mm) Max. Dia. Pitch Dia. Min. Dia.
M6 x 1 6.000 5.350 4.917
Thread Thread/ Basic Dia. (mm)
Size in. M8 x 1 1 8.000 7.350 6.917 □ 60° thread angle
Max. Dia. Pitch Dia. Min. Dia.
M10 x 1 10.000 9.350 8.917 □ Pitch measured in mm
5/16-24 24 7.938 7.249 6.792
M12 x 1.5 12.000 11.026 10.376 □ Truncation of root and crest are parallel
3/8-24 24 9.525 8.837 8.380 □ 60° thread angle
M14 x 1.5 14.000 13.026 12.376
7/16-20 20 11.113 10.287 9.738 □ Pitch measured in inch
M16 x 1.5 16.000 15.026 14.376
1/2-20 20 12.700 11.875 11.326 □ Truncation of root and crest are parallel M18 x 1.5 1.5 18.000 17.026 16.376
9/16-18 18 14.288 13.325 12.761
M20 x 1.5 20.000 19.026 18.376
3/4-16 16 19.050 18.019 17.330
M22 x 1.5 22.000 21.026 20.376
7/8-14 14 22.225 21.046 20.262
M24 x 1.5 24.000 23.026 22.376
1 1/16-12 12 26.988 25.613 24.719
M27 x 2 27.000 25.701 24.835
1 3/16-12 12 30.163 28.788 27.871
M30 x 2 30.000 28.701 27.835
1 5/16-12 12 33.338 31.963 31.046
M33 x 2 33.000 31.701 30.835
1 5/8-12 12 41.275 39.901 38.984
M36 x 2 36.000 34.701 33.835
1 7/8-12 12 47.625 46.251 45.324 2
M39 x 2 39.000 37.701 36.835
2 1/2-12 12 63.500 62.126 61.209
M42 x 2 42.000 40.701 39.835
M45 x 2 45.000 43.701 42.835
M48 x 2 48.000 46.701 45.835
 A-10 6D Series Tube Fittings 6D Series Tube Fittings A-11

Types of Sealing for Metric Threads ◎ Working Pressures

◎ The maximum working pressures of the tube ends at ambient temperature are determined by the maximum working pressure

Tube Fittings
Tube Fittings

1. MRS Stud End, RS-M gasket 2. MS Stud End, RG-M gasket 3. MST Stud End and ISO 6149-1 Port
and MS Port of the FITOK Tubing that is used. Refer to Tubing on F-02.
and MS Port
◎ The maximum working pressures of the thread ends at ambient temperature are stated as above.
◎ To get the maximum working pressure at elevated temperature, use the maximum working pressure at ambient temperature
to multiply the factors in the table of Elevated Temperature Factors on F-14.
◎ The maximum working pressure of the whole fitting is determined by the end connection with the lowest pressure rating.

Materials
□ MRS stud end complies with DIN □ For RG-M gasket, see page A-88 □ MST stud end complies with ISO 6149-3
3852-1 type A □ For O-ring, see page A-89
□ For RS-M gasket, see page A-87

Material Bar Stock Forging Designator

Working Pressures for MST Stud Ends ASTM A479, ASTM A182,
316 stainless steel ASME SA479, ASME SA182, SS
Stainless Steel and Carbon Steel
Thread EN 1.4401 EN 1.4401
Size Non-Positionable Positionable
psig bar psig bar ASTM A479, ASTM A182,
M8 x 1 316L stainless steel ASME SA479, ASME SA182, 6L
EN 1.4404 EN 1.4404
M10 x 1
5800 400 4568 315
M12 x 1.5 ASTM A479, ASTM A182,
M14 x 1.5 304 stainless steel ASME SA479, ASME SA182, S4
M16 x 1.5 EN 1.4301 EN 1.4301
M18 x 1.5 4568 315 3626 250 ASTM A479, ASTM A182,
M22 x 1.5 321 stainless steel ASME SA479, ASME SA182, S1
M27 x 2 EN 1.4541 EN 1.4541
M30 x 2
ASTM A479, ASTM A182,
M33 x 2 2900 200 2320 160
316Ti stainless steel ASME SA479, ASME SA182, 6T
M42 x 2 EN 1.4571 EN 1.4571
M48 x 2
6Mo (S31254) ASTM A479 ASTM A182 S12
M60 x 2 2320 160 1450 100
904L stainless steel ASTM A479 ASTM A182 904L
Working pressures are based on ISO 6149-3 at ambient Titanium (grade 4) ASTM B348 ASTM B381 TI
temperature.
Duplex 2205 ASTM A479 ASTM A182 D5
Super duplex 2507 ASTM A479 ASTM A182 D7
Alloy 20 ASTM A479 ASTM B462 A20
◎ Butt Welding Ends ◎ Working Temperatures ASTM B164, ASTM B564,
Alloy 400 M
ASME SB164 ASME SB564
Dimensions and Wall Thickness of Pipes with Thread Ends
Butt Welding Ends
ASTM B166, ASTM B564,
The working temperatures of the thread ends may be limited by the Alloy 600 INC
Nominal Wall ASME SB166 ASME SB564
Pipe Size O.D. Thickness
Teflon tape or thread sealant or, when applicable, the gaskets or
SCH80 O-rings as follows: ASTM B564,
Alloy 625 ASTM B446 A65
ASME SB564
NPS DN in. mm in. mm
1/8 6 0.405 10.3 0.095 2.41 Alloy 718 ASTM B637 ASTM B637 A78
Minimum Maximum
1/4 8 0.540 13.7 0.119 3.02 Component Material Alloy 825 ASTM B425 ASTM B564 A85
Temperature Temperature
3/8 10 0.675 17.1 0.126 3.20 Alloy C-276 ASTM B574 ASTM B564 HC
Buna N -13°F (-25°C) 230°F (110°C)
1/2 15 0.840 21.3 0.147 3.73 RS Gasket Carbon steel ASTM A108 ASTM A105 CS
Fluorocarbon FKM 5°F (-15°C) 400°F (204°C)
3/4 20 1.050 26.7 0.154 3.91
Copper -325°F (-198°C) 400°F (204°C) Brass ASTM B16/B453 ASTM B283 B
1 25 1.315 33.4 0.179 4.55 RP/RG Gasket
1 1/4 32 1.660 42.2 0.191 4.85 Stainless Steel -425°F (-254°C) 1000°F (538°C) Nylon ASTM D4066 / PA
1 1/2 40 1.900 48.3 0.200 5.08 PTFE -65°F (-54°C) 450°F (232°C) PTFE ASTM D1710 / T
RG Gasket
Vulcanized Fibre -76°F (-60°C) 221°F (105°C)
For welding ends in other dimensions or with other wall Note: Normal materials in boldface letter can be be supplied rapidly; other materials need make to
Buna N -22°F (-30°C) 230°F (110°C) order, for lead time please contact FITOK Group.
thickness, please contact FITOK Group or our authorized O-ring
Fluorocarbon FKM -4°F (-20°C) 400°F (204°C)
distributors.
 A-10 6D Series Tube Fittings 6D Series Tube Fittings A-11

Types of Sealing for Metric Threads ◎ Working Pressures

◎ The maximum working pressures of the tube ends at ambient temperature are determined by the maximum working pressure

Tube Fittings
Tube Fittings

1. MRS Stud End, RS-M gasket 2. MS Stud End, RG-M gasket 3. MST Stud End and ISO 6149-1 Port
and MS Port of the FITOK Tubing that is used. Refer to Tubing on F-02.
and MS Port
◎ The maximum working pressures of the thread ends at ambient temperature are stated as above.
◎ To get the maximum working pressure at elevated temperature, use the maximum working pressure at ambient temperature
to multiply the factors in the table of Elevated Temperature Factors on F-14.
◎ The maximum working pressure of the whole fitting is determined by the end connection with the lowest pressure rating.

Materials
□ MRS stud end complies with DIN □ For RG-M gasket, see page A-88 □ MST stud end complies with ISO 6149-3
3852-1 type A □ For O-ring, see page A-89
□ For RS-M gasket, see page A-87

Material Bar Stock Forging Designator

Working Pressures for MST Stud Ends ASTM A479, ASTM A182,
316 stainless steel ASME SA479, ASME SA182, SS
Stainless Steel and Carbon Steel
Thread EN 1.4401 EN 1.4401
Size Non-Positionable Positionable
psig bar psig bar ASTM A479, ASTM A182,
M8 x 1 316L stainless steel ASME SA479, ASME SA182, 6L
EN 1.4404 EN 1.4404
M10 x 1
5800 400 4568 315
M12 x 1.5 ASTM A479, ASTM A182,
M14 x 1.5 304 stainless steel ASME SA479, ASME SA182, S4
M16 x 1.5 EN 1.4301 EN 1.4301
M18 x 1.5 4568 315 3626 250 ASTM A479, ASTM A182,
M22 x 1.5 321 stainless steel ASME SA479, ASME SA182, S1
M27 x 2 EN 1.4541 EN 1.4541
M30 x 2
ASTM A479, ASTM A182,
M33 x 2 2900 200 2320 160
316Ti stainless steel ASME SA479, ASME SA182, 6T
M42 x 2 EN 1.4571 EN 1.4571
M48 x 2
6Mo (S31254) ASTM A479 ASTM A182 S12
M60 x 2 2320 160 1450 100
904L stainless steel ASTM A479 ASTM A182 904L
Working pressures are based on ISO 6149-3 at ambient Titanium (grade 4) ASTM B348 ASTM B381 TI
temperature.
Duplex 2205 ASTM A479 ASTM A182 D5
Super duplex 2507 ASTM A479 ASTM A182 D7
Alloy 20 ASTM A479 ASTM B462 A20
◎ Butt Welding Ends ◎ Working Temperatures ASTM B164, ASTM B564,
Alloy 400 M
ASME SB164 ASME SB564
Dimensions and Wall Thickness of Pipes with Thread Ends
Butt Welding Ends
ASTM B166, ASTM B564,
The working temperatures of the thread ends may be limited by the Alloy 600 INC
Nominal Wall ASME SB166 ASME SB564
Pipe Size O.D. Thickness
Teflon tape or thread sealant or, when applicable, the gaskets or
SCH80 O-rings as follows: ASTM B564,
Alloy 625 ASTM B446 A65
ASME SB564
NPS DN in. mm in. mm
1/8 6 0.405 10.3 0.095 2.41 Alloy 718 ASTM B637 ASTM B637 A78
Minimum Maximum
1/4 8 0.540 13.7 0.119 3.02 Component Material Alloy 825 ASTM B425 ASTM B564 A85
Temperature Temperature
3/8 10 0.675 17.1 0.126 3.20 Alloy C-276 ASTM B574 ASTM B564 HC
Buna N -13°F (-25°C) 230°F (110°C)
1/2 15 0.840 21.3 0.147 3.73 RS Gasket Carbon steel ASTM A108 ASTM A105 CS
Fluorocarbon FKM 5°F (-15°C) 400°F (204°C)
3/4 20 1.050 26.7 0.154 3.91
Copper -325°F (-198°C) 400°F (204°C) Brass ASTM B16/B453 ASTM B283 B
1 25 1.315 33.4 0.179 4.55 RP/RG Gasket
1 1/4 32 1.660 42.2 0.191 4.85 Stainless Steel -425°F (-254°C) 1000°F (538°C) Nylon ASTM D4066 / PA
1 1/2 40 1.900 48.3 0.200 5.08 PTFE -65°F (-54°C) 450°F (232°C) PTFE ASTM D1710 / T
RG Gasket
Vulcanized Fibre -76°F (-60°C) 221°F (105°C)
For welding ends in other dimensions or with other wall Note: Normal materials in boldface letter can be be supplied rapidly; other materials need make to
Buna N -22°F (-30°C) 230°F (110°C) order, for lead time please contact FITOK Group.
thickness, please contact FITOK Group or our authorized O-ring
Fluorocarbon FKM -4°F (-20°C) 400°F (204°C)
distributors.
 A-12 6D Series Tube Fittings 6D Series Tube Fittings A-13

Installation Instructions FITOK Tube Fittings over 1" or 25 mm

FITOK Tube Fittings up to 1" or 25 mm Initial installation

Tube Fittings
Tube Fittings

1. Preset the ferrules onto the tubing using FITOK Hydraulic Presetting Tool. For details, refer to Instructions
◎ Manual Installation of Hydraulic Presetting Tool.
2. Install the preset assembly (tubing, nut, front and back ferrules) into the fitting body. Finger tight the nut.
Initial installation 3. Further tighten the nut 1/2 turn with a wrench while holding the fitting body steady.
1. Loosen the nut 1/4 turn from finger-tight position.
2. Insert tubing into the tube fitting, make sure that the tubing rests firmly on the shoulder of the port. Re-installation
3. Finger-tighten the nut.
Same as the re-installation steps for manual installation for fittings up to 1" or 25 mm.
4. Tighten the nut 1 1/4 turns with wrench while holding the body of the fitting or the valve steady (Fig.1).
For small-sized fittings (1/16", 1/8" and 3/16", 2 mm, 3 mm and 4 mm), tighten the nut 3/4 turn with wrench (Fig.2).
Plugs
Re-installation
1. Mark the tube at the back of the nut, mark a line along the nut and fitting body flats. Initial installation
2. Insert tubing with preset ferrules into the fitting body until the front ferrule seats. Tighten the plug 1/4 turn from finger-tight position with wrench while holding the body of the fitting steady.
3. Hold the fitting body steady, then rotate the nut with a wrench to the previous pulled-up position as indicated For small-sized fittings (1/16", 1/8" and 3/16", 2 mm, 3 mm and 4 mm), tighten the nut 1/8 turn with wrench.
by the marks on the tube and the flats.
Re-installation
4. Tighten the nut slightly with wrench.
Tighten the plug slightly with wrench from finger-tight position.

◎ Installation with Manual Presetting Tool

Port Connectors
Initial installation
1. Hold the presetting tool steady. The initial installation and re-installation for the tube end is the same as those of tube fittings and the non-tube
2. Install the nut and ferrules onto the presetting tool. end same as those of the plug.
3. Insert tubing into the presetting tool, and make sure the tube rests firmly on the shoulder of the presetting tool.
4. Finger-tighten the nut.
5. Tighten the nut clockwise 1 1/4 turns with wrench (Fig.1); For small-sized fittings (1/16", 1/8" and 3/16", 2 mm, 3 mm Cautions:
and 4 mm), tighten the nut 3/4 turn with wrench (Fig.2).
6. Mark the tubing at the back of the nut before disassembling the fitting. 1. Do not loosen or tighten fittings when the system is pressurized.
7. Loosen the nut and insert the tubing with preset ferrules into the fitting body until the front ferrule seats against 2. Make sure that the tubing rests firmly on the shoulder of the port.
the fitting body. 3. Always leave enough straight length of the tubing for the fittings.
8. Hold the fitting body steady, then rotate the nut with a wrench to the previous tightening position as indicated 4. Always use an insert for extremely soft plastic tubing.
by the mark on the tubing. 5. Material of the metal tubing should be softer than that of the fitting. For example, stainless steel tubing should not be used
9. When you feel a significant increase in resistance, further tighten the nut slightly. with brass fittings. When tubing and fittings are made of the same material, the tubing must be fully annealed.
6. The allowable working pressure of the tube fitting is rated to the maximum working pressure of the corresponding tubing,
Re-installation which can be found in FITOK tubing data sheet. For those which can not be found in FITOK tubing data sheet, please
Same as the re-installation steps for manual installation for fittings up to 1" or 25 mm. contact FITOK Group or our authorized distributors for related information.
7. Keep the tubing end and surface clean and smooth.
8. Always use proper thread sealants on tapered pipe threads. Make sure that its working temperature does not exceed that of
◎ Installation with Hydraulic Presetting Tool
the sealants.
Only applicable for tube fittings from 1/2" to 1" and 12 mm - 25 mm.
9. When assembling the tube fitting, hold the body with a wrench and turn the nut instead of holding the nut.
Initial installation 10. When installing a valve with tube fitting end, hold the valve body with a wrench and turn the nut.
1. Preset the ferrules onto the tubing using FITOK Hydraulic Presetting Tool. For details, refer to Instructions 11. When assembling the fitting to a valve with thread, hold the valve body with a wrench and turn the body of the fitting.
of Hydraulic Presetting Tool. 12. Gap Inspection Gauge is ONLY accurate for initial installation by manual operation.
2. Install the preset assembly (tubing, nut, front and back ferrules) into the fitting body. Finger tight the nut.
3. Further tighten the nut 1/2 turn with a wrench while holding the fitting body steady.

Re-installation
Same as the re-installation steps for manual installation for fittings up to 1" or 25 mm.

3/4
3/4

1/2 0 1
1/2 0

1/4
1 1/4 1/4

Fig.1 Fig.2
 A-12 6D Series Tube Fittings 6D Series Tube Fittings A-13

Installation Instructions FITOK Tube Fittings over 1" or 25 mm

FITOK Tube Fittings up to 1" or 25 mm Initial installation

Tube Fittings
Tube Fittings

1. Preset the ferrules onto the tubing using FITOK Hydraulic Presetting Tool. For details, refer to Instructions
◎ Manual Installation of Hydraulic Presetting Tool.
2. Install the preset assembly (tubing, nut, front and back ferrules) into the fitting body. Finger tight the nut.
Initial installation 3. Further tighten the nut 1/2 turn with a wrench while holding the fitting body steady.
1. Loosen the nut 1/4 turn from finger-tight position.
2. Insert tubing into the tube fitting, make sure that the tubing rests firmly on the shoulder of the port. Re-installation
3. Finger-tighten the nut.
Same as the re-installation steps for manual installation for fittings up to 1" or 25 mm.
4. Tighten the nut 1 1/4 turns with wrench while holding the body of the fitting or the valve steady (Fig.1).
For small-sized fittings (1/16", 1/8" and 3/16", 2 mm, 3 mm and 4 mm), tighten the nut 3/4 turn with wrench (Fig.2).
Plugs
Re-installation
1. Mark the tube at the back of the nut, mark a line along the nut and fitting body flats. Initial installation
2. Insert tubing with preset ferrules into the fitting body until the front ferrule seats. Tighten the plug 1/4 turn from finger-tight position with wrench while holding the body of the fitting steady.
3. Hold the fitting body steady, then rotate the nut with a wrench to the previous pulled-up position as indicated For small-sized fittings (1/16", 1/8" and 3/16", 2 mm, 3 mm and 4 mm), tighten the nut 1/8 turn with wrench.
by the marks on the tube and the flats.
Re-installation
4. Tighten the nut slightly with wrench.
Tighten the plug slightly with wrench from finger-tight position.

◎ Installation with Manual Presetting Tool

Port Connectors
Initial installation
1. Hold the presetting tool steady. The initial installation and re-installation for the tube end is the same as those of tube fittings and the non-tube
2. Install the nut and ferrules onto the presetting tool. end same as those of the plug.
3. Insert tubing into the presetting tool, and make sure the tube rests firmly on the shoulder of the presetting tool.
4. Finger-tighten the nut.
5. Tighten the nut clockwise 1 1/4 turns with wrench (Fig.1); For small-sized fittings (1/16", 1/8" and 3/16", 2 mm, 3 mm Cautions:
and 4 mm), tighten the nut 3/4 turn with wrench (Fig.2).
6. Mark the tubing at the back of the nut before disassembling the fitting. 1. Do not loosen or tighten fittings when the system is pressurized.
7. Loosen the nut and insert the tubing with preset ferrules into the fitting body until the front ferrule seats against 2. Make sure that the tubing rests firmly on the shoulder of the port.
the fitting body. 3. Always leave enough straight length of the tubing for the fittings.
8. Hold the fitting body steady, then rotate the nut with a wrench to the previous tightening position as indicated 4. Always use an insert for extremely soft plastic tubing.
by the mark on the tubing. 5. Material of the metal tubing should be softer than that of the fitting. For example, stainless steel tubing should not be used
9. When you feel a significant increase in resistance, further tighten the nut slightly. with brass fittings. When tubing and fittings are made of the same material, the tubing must be fully annealed.
6. The allowable working pressure of the tube fitting is rated to the maximum working pressure of the corresponding tubing,
Re-installation which can be found in FITOK tubing data sheet. For those which can not be found in FITOK tubing data sheet, please
Same as the re-installation steps for manual installation for fittings up to 1" or 25 mm. contact FITOK Group or our authorized distributors for related information.
7. Keep the tubing end and surface clean and smooth.
8. Always use proper thread sealants on tapered pipe threads. Make sure that its working temperature does not exceed that of
◎ Installation with Hydraulic Presetting Tool
the sealants.
Only applicable for tube fittings from 1/2" to 1" and 12 mm - 25 mm.
9. When assembling the tube fitting, hold the body with a wrench and turn the nut instead of holding the nut.
Initial installation 10. When installing a valve with tube fitting end, hold the valve body with a wrench and turn the nut.
1. Preset the ferrules onto the tubing using FITOK Hydraulic Presetting Tool. For details, refer to Instructions 11. When assembling the fitting to a valve with thread, hold the valve body with a wrench and turn the body of the fitting.
of Hydraulic Presetting Tool. 12. Gap Inspection Gauge is ONLY accurate for initial installation by manual operation.
2. Install the preset assembly (tubing, nut, front and back ferrules) into the fitting body. Finger tight the nut.
3. Further tighten the nut 1/2 turn with a wrench while holding the fitting body steady.

Re-installation
Same as the re-installation steps for manual installation for fittings up to 1" or 25 mm.

3/4
3/4

1/2 0 1
1/2 0

1/4
1 1/4 1/4

Fig.1 Fig.2
 A-14 6D Series Tube Fittings 6D Series Tube Fittings A-15

Dimensions Male Connectors Fractional Tube ISO Tapered Thread (RT)

F - Body Hex T-Tube Basic Dimensions, in. (mm)
Dimensions are for reference only and are subject to change; Dimensions are shown with FITOK nuts finger-tight. P
O.D. P-RT

Tube Fittings
Tube Fittings

Ordering
(in.) Size Number L B C E G F

G - Nut Hex
1/8 1/8 -CM-FL2-RT2 1.20(30.5) 0.38(9.7) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.44(11.1)

E
T
Male Connectors Fractional Tube NPT Thread 1/8 1/4 -CM-FL2-RT4 1.40(35.6) 0.56(14.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3)
1/4 1/8 -CM-FL4-RT2 1.29(32.8) 0.38(9.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7)
F - Body Hex T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT C B
P
Size Ordering 1/4 1/4 -CM-FL4-RT4 1.49(37.8) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)
(in.) Number L B C E G F L
1/4 3/8 -CM-FL4-RT6 1.51(38.4) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
G - Nut Hex

E 1/16 1/16 -CM-FL1-NS1 0.94(23.9) 0.38(9.7) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.31(7.9) The E dimension refers 1/4 1/2 -CM-FL4-RT8 1.76(44.7) 0.75(19.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
T

1/16 1/8 -CM-FL1-NS2 1.03(26.2) 0.38(9.7) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1) to the smallest nominal 5/16 1/8 -CM-FL5-RT2 1.34(34.0) 0.38(9.7) 0.64(16.3) 0.19(4.8) 0.63(15.9) 0.56(14.3)
1/16 1/4 -CM-FL1-NS4 1.22(31.0) 0.56(14.2) 0.34 8.6) 0.05(1.3) 0.31(7.9) 0.56(14.3) orifice. It might be larger
5/16 1/4 -CM-FL5-RT4 1.52(38.6) 0.56(14.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.56(14.3)
C B at tapered thread end,
1/8 1/16 -CM-FL2-NS1 1.17(29.7) 0.38(9.7) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.44(11.1) 3/8 1/8 -CM-FL6-RT2 1.39(35.3) 0.38(9.7) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.63(15.9)
L straight thread end.
1/8 1/8 -CM-FL2-NS2 1.20(30.5) 0.38(9.7) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.44(11.1) 3/8 1/4 -CM-FL6-RT4 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9)
The E dimension refers 1/8 1/4 -CM-FL2-NS4 1.40(35.6) 0.56(14.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 3/8 3/8 -CM-FL6-RT6 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5)
to the smallest nominal 1/8 3/8 -CM-FL2-NS6 1.41(35.8) 0.56(14.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.69(17.5) 3/8 1/2 -CM-FL6-RT8 1.82(46.2) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)
orifice. It might be larger 1/8 1/2 -CM-FL2-NS8 1.66(42.2) 0.75(19.1) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2)
3/8 3/4 -CM-FL6-RT12 1.88(47.8) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
at tapered thread end,
3/16 1/16 -CM-FL3-NS1 1.23(31.2) 0.38(9.7) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.44(11.1)
straight thread end. 1/2 1/4 -CM-FL8-RT4 1.71(43.4) 0.56(14.2) 0.90(22.9) 0.28(7.1) 0.87(22.2) 0.81(20.6)
3/16 1/8 -CM-FL3-NS2 1.23(31.2) 0.38(9.7) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.44(11.1)
1/2 3/8 -CM-FL8-RT6 1.71(43.4) 0.56(14.2) 0.90(22.9) 0.38(9.7) 0.87(22.2) 0.81(20.6)
3/16 1/4 -CM-FL3-NS4 1.43(36.3) 0.56(14.2) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3)
1/2 1/2 -CM-FL8-RT8 1.93(49.0) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
1/4 1/16 -CM-FL4-NS1 1.29(32.8) 0.38(9.7) 0.60(15.2) 0.12(3.0) 0.56(14.3) 0.50(12.7)
1/2 3/4 -CM-FL8-RT12 1.99(50.5) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
1/4 1/8 -CM-FL4-NS2 1.29(32.8) 0.38(9.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7)
5/8 1/2 -CM-FL10-RT8 1.93(49.0) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.00(25.4) 0.94(23.8)
1/4 1/4 -CM-FL4-NS4 1.49(37.8) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)
3/4 3/4 -CM-FL12-RT12 1.99(50.5) 0.75(19.1) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0)
1/4 3/8 -CM-FL4-NS6 1.51(38.4) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
3/4 1 -CM-FL12-RT16 2.25(57.2) 0.94(23.9) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.37(34.9)
1/4 1/2 -CM-FL4-NS8 1.76(44.7) 0.75(19.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
1 3/4 -CM-FL16-RT12 2.26(57.4) 0.75(19.1) 1.23(31.2) 0.62(15.7) 1.50(38.1) 1.37(34.9)
1/4 3/4 -CM-FL4-NS12 1.82(46.2) 0.75(19.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0)
1 1 -CM-FL16-RT16 2.45(62.2) 0.94(23.9) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9)
5/16 1/8 -CM-FL5-NS2 1.34(34.0) 0.38(9.7) 0.64(16.3) 0.19(4.8) 0.63(15.9) 0.56(14.3)
5/16 1/4 -CM-FL5-NS4 1.52(38.6) 0.38(9.7) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.56(14.3)
5/16 3/8 -CM-FL5-NS6 1.54(39.1) 0.56(14.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.69(17.5)
5/16 1/2 -CM-FL5-NS8 1.79(45.5) 0.75(19.1) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.87(22.2)
3/8 1/8 -CM-FL6-NS2 1.39(35.3) 0.38(9.7) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.63(15.9)
F - Body Hex P
3/8 1/4 -CM-FL6-NS4 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9) Fractional Tube ISO Parallel Thread (RS)
3/8 3/8 -CM-FL6-NS6 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5) T-Tube Basic Dimensions, in. (mm)

G - Nut Hex
3/8 1/2 -CM-FL6-NS8 1.82(46.2) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) O.D. P-RS Ordering
(in.) Size

D
E
L B C E G F D

T
Number
3/8 3/4 -CM-FL6-NS12 1.88(47.8) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
1/8 1/8 -CM-FL2-RS2 1.18(30.0) 0.28(7.1) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 0.54(13.7)
3/8 1 -CM-FL6-NS16 2.14(54.4) 0.94(23.9) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.37(34.9)
C B 1/8 1/4 -CM-FL2-RS4 1.39(35.3) 0.44(11.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1) 0.71(18.0)
1/2 1/8 -CM-FL8-NS2 1.53(38.9) 0.38(9.7) 0.90(22.9) 0.19(4.8) 0.87(22.2) 0.81(20.6) L
1/2 1/4 -CM-FL8-NS4 1.71(43.4) 0.56(14.2) 0.90(22.9) 0.28(7.1) 0.87(22.2) 0.81(20.6) 1/8 3/8 -CM-FL2-RS6 1.43(36.3) 0.44(11.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2) 0.86(21.8)

1/2 3/8 -CM-FL8-NS6 1.71(43.4) 0.56(14.2) 0.90(22.9) 0.38(9.7) 0.87(22.2) 0.81(20.6) The E dimension refers 1/4 1/8 -CM-FL4-RS2 1.27(32.3) 0.28(7.1) 0.60(15.2) 0.16(4.0) 0.56(14.3) 0.56(14.3) 0.54(13.7)

1/2 1/2 -CM-FL8-NS8 1.93(49.0) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2) to the smallest nominal 1/4 1/4 -CM-FL4-RS4 1.48(37.6) 0.44(11.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.71(18.0)
orifice. It might be larger 1/4 3/8 -CM-FL4-RS6 1.53(38.9) 0.44(11.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2) 0.86(21.8)
1/2 3/4 -CM-FL8-NS12 1.99(50.5) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
at tapered thread end,
1/2 1 -CM-FL8-NS16 2.25(57.2) 0.94(23.9) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.37(34.9) straight thread end. 1/4 1/2 -CM-FL4-RS8 1.76(44.7) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0) 1.02(25.9)
5/8 1/4 -CM-FL10-NS4 1.74(44.2) 0.56(14.2) 0.96(24.4) 0.28(7.1) 1.00(25.4) 0.94(23.8) 3/8 1/8 -CM-FL6-RS2 1.49(37.8) 0.28(7.1) 0.66(16.8) 0.16(4.0) 0.69(17.5) 0.63(15.9) 0.54(13.7)
5/8 3/8 -CM-FL10-NS6 1.74(44.2) 0.56(14.2) 0.96(24.4) 0.38(9.7) 1.00(25.4) 0.94(23.8) 3/8 1/4 -CM-FL6-RS4 1.54(39.1) 0.44(11.2) 0.66(16.8) 0.23(5.9) 0.69(17.5) 0.75(19.1) 0.71(18.0)
5/8 1/2 -CM-FL10-NS8 1.93(49.0) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.00(25.4) 0.94(23.8) 3/8 3/8 -CM-FL6-RS6 1.59(40.4) 0.44(11.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) 0.86(21.8)
5/8 3/4 -CM-FL10-NS12 1.99(50.5) 0.75(19.1) 0.96 (24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0) 3/8 1/2 -CM-FL6-RS8 1.82(46.2) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0) 1.02(25.9)
3/4 3/8 -CM-FL12-NS6 1.80(45.7) 0.56(14.2) 0.96(24.4) 0.41(10.4) 1.13(28.6) 1.06(27.0) 1/2 1/4 -CM-FL8-RS4 1.68(42.7) 0.44(11.2) 0.90(22.9) 0.23(5.9) 0.87(22.2) 0.81(20.6) 0.71(18.0)
3/4 1/2 -CM-FL12-NS8 1.99(50.5) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1/2 3/8 -CM-FL8-RS6 1.70(43.2) 0.44(11.2) 0.90(22.9) 0.31(7.9) 0.87(22.2) 0.87(22.2) 0.86(21.8)
3/4 3/4 -CM-FL12-NS12 1.99(50.5) 0.75(19.1) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1/2 1/2 -CM-FL8-RS8 1.93(49.0) 0.56(14.2) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0) 1.02(25.9)
3/4 1 -CM-FL12-NS16 2.25(57.2) 0.94(23.9) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.37(34.9) 3/4 1/2 -CM-FL12-RS8 1.93(49.0) 0.56(14.2) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1.02(25.9)
7/8 1/2 -CM-FL14-NS8 1.99(50.5) 0.75(19.1) 1.02(25.9) 0.47(11.9) 1.25(31.8) 1.19(30.2) 3/4 3/4 -CM-FL12-RS12 2.08(52.9) 0.62(15.7) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.31(33.3) 1.26(32.0)
7/8 3/4 -CM-FL14-NS12 1.99(50.5) 0.75(19.1) 1.02(25.9) 0.62(15.7) 1.25(31.8) 1.19(30.2) 1 1/2 -CM-FL16-RS8 2.19(55.5) 0.56(14.2) 1.23(31.2) 0.47(11.9) 1.50(38.1) 1.37(34.9) 1.02(25.9)
7/8 1 -CM-FL14-NS16 2.25(57.2) 0.94(23.9) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.37(34.9) 1 3/4 -CM-FL16-RS12 2.27(57.7) 0.62(15.7) 1.23(31.2) 0.63(16.0) 1.50(38.1) 1.37(34.9) 1.26(32.0)
1 1/2 -CM-FL16-NS8 2.26(57.4) 0.75(19.1) 1.23(31.2) 0.47(11.9) 1.50(38.1) 1.37(34.9) 1 1 -CM-FL16-RS16 2.36(59.9) 0.72(18.3) 1.23(31.2) 0.78(19.8) 1.50(38.1) 1.63(41.3) 1.54(39.1)
1 3/4 -CM-FL16-NS12 2.26(57.4) 0.75(19.1) 1.23(31.2) 0.62(15.7) 1.50(38.1) 1.37(34.9)
1 1 -CM-FL16-NS16 2.45(62.2) 0.94(23.9) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9)
1 1/8 1 -CM-FL18-NS16 2.45(62.2) 0.94(23.9) 1.44(36.7) 0.88(22.4) 1.75(44.5) 1.63(41.3)
1 1/4 1 -CM-FL20-NS16 3.04(77.2) 0.94(23.9) 1.62(41.1) 0.88(22.4) 1.87(47.6) 1.75(44.5)
1 1/4 1 1/4 -CM-FL20-NS20 3.04(77.2) 0.94(23.9) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.75(44.5)
1 1/2 1 1/2 -CM-FL24-NS24 3.50(88.9) 1.03(26.2) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.13(54.0)
 A-14 6D Series Tube Fittings 6D Series Tube Fittings A-15

Dimensions Male Connectors Fractional Tube ISO Tapered Thread (RT)

F - Body Hex T-Tube Basic Dimensions, in. (mm)
Dimensions are for reference only and are subject to change; Dimensions are shown with FITOK nuts finger-tight. P
O.D. P-RT

Tube Fittings
Tube Fittings

Ordering
(in.) Size Number L B C E G F

G - Nut Hex
1/8 1/8 -CM-FL2-RT2 1.20(30.5) 0.38(9.7) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.44(11.1)

E
T
Male Connectors Fractional Tube NPT Thread 1/8 1/4 -CM-FL2-RT4 1.40(35.6) 0.56(14.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3)
1/4 1/8 -CM-FL4-RT2 1.29(32.8) 0.38(9.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7)
F - Body Hex T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT C B
P
Size Ordering 1/4 1/4 -CM-FL4-RT4 1.49(37.8) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)
(in.) Number L B C E G F L
1/4 3/8 -CM-FL4-RT6 1.51(38.4) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
G - Nut Hex

E 1/16 1/16 -CM-FL1-NS1 0.94(23.9) 0.38(9.7) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.31(7.9) The E dimension refers 1/4 1/2 -CM-FL4-RT8 1.76(44.7) 0.75(19.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
T

1/16 1/8 -CM-FL1-NS2 1.03(26.2) 0.38(9.7) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1) to the smallest nominal 5/16 1/8 -CM-FL5-RT2 1.34(34.0) 0.38(9.7) 0.64(16.3) 0.19(4.8) 0.63(15.9) 0.56(14.3)
1/16 1/4 -CM-FL1-NS4 1.22(31.0) 0.56(14.2) 0.34 8.6) 0.05(1.3) 0.31(7.9) 0.56(14.3) orifice. It might be larger
5/16 1/4 -CM-FL5-RT4 1.52(38.6) 0.56(14.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.56(14.3)
C B at tapered thread end,
1/8 1/16 -CM-FL2-NS1 1.17(29.7) 0.38(9.7) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.44(11.1) 3/8 1/8 -CM-FL6-RT2 1.39(35.3) 0.38(9.7) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.63(15.9)
L straight thread end.
1/8 1/8 -CM-FL2-NS2 1.20(30.5) 0.38(9.7) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.44(11.1) 3/8 1/4 -CM-FL6-RT4 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9)
The E dimension refers 1/8 1/4 -CM-FL2-NS4 1.40(35.6) 0.56(14.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 3/8 3/8 -CM-FL6-RT6 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5)
to the smallest nominal 1/8 3/8 -CM-FL2-NS6 1.41(35.8) 0.56(14.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.69(17.5) 3/8 1/2 -CM-FL6-RT8 1.82(46.2) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)
orifice. It might be larger 1/8 1/2 -CM-FL2-NS8 1.66(42.2) 0.75(19.1) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2)
3/8 3/4 -CM-FL6-RT12 1.88(47.8) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
at tapered thread end,
3/16 1/16 -CM-FL3-NS1 1.23(31.2) 0.38(9.7) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.44(11.1)
straight thread end. 1/2 1/4 -CM-FL8-RT4 1.71(43.4) 0.56(14.2) 0.90(22.9) 0.28(7.1) 0.87(22.2) 0.81(20.6)
3/16 1/8 -CM-FL3-NS2 1.23(31.2) 0.38(9.7) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.44(11.1)
1/2 3/8 -CM-FL8-RT6 1.71(43.4) 0.56(14.2) 0.90(22.9) 0.38(9.7) 0.87(22.2) 0.81(20.6)
3/16 1/4 -CM-FL3-NS4 1.43(36.3) 0.56(14.2) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3)
1/2 1/2 -CM-FL8-RT8 1.93(49.0) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
1/4 1/16 -CM-FL4-NS1 1.29(32.8) 0.38(9.7) 0.60(15.2) 0.12(3.0) 0.56(14.3) 0.50(12.7)
1/2 3/4 -CM-FL8-RT12 1.99(50.5) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
1/4 1/8 -CM-FL4-NS2 1.29(32.8) 0.38(9.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7)
5/8 1/2 -CM-FL10-RT8 1.93(49.0) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.00(25.4) 0.94(23.8)
1/4 1/4 -CM-FL4-NS4 1.49(37.8) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)
3/4 3/4 -CM-FL12-RT12 1.99(50.5) 0.75(19.1) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0)
1/4 3/8 -CM-FL4-NS6 1.51(38.4) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
3/4 1 -CM-FL12-RT16 2.25(57.2) 0.94(23.9) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.37(34.9)
1/4 1/2 -CM-FL4-NS8 1.76(44.7) 0.75(19.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
1 3/4 -CM-FL16-RT12 2.26(57.4) 0.75(19.1) 1.23(31.2) 0.62(15.7) 1.50(38.1) 1.37(34.9)
1/4 3/4 -CM-FL4-NS12 1.82(46.2) 0.75(19.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0)
1 1 -CM-FL16-RT16 2.45(62.2) 0.94(23.9) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9)
5/16 1/8 -CM-FL5-NS2 1.34(34.0) 0.38(9.7) 0.64(16.3) 0.19(4.8) 0.63(15.9) 0.56(14.3)
5/16 1/4 -CM-FL5-NS4 1.52(38.6) 0.38(9.7) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.56(14.3)
5/16 3/8 -CM-FL5-NS6 1.54(39.1) 0.56(14.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.69(17.5)
5/16 1/2 -CM-FL5-NS8 1.79(45.5) 0.75(19.1) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.87(22.2)
3/8 1/8 -CM-FL6-NS2 1.39(35.3) 0.38(9.7) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.63(15.9)
F - Body Hex P
3/8 1/4 -CM-FL6-NS4 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9) Fractional Tube ISO Parallel Thread (RS)
3/8 3/8 -CM-FL6-NS6 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5) T-Tube Basic Dimensions, in. (mm)

G - Nut Hex
3/8 1/2 -CM-FL6-NS8 1.82(46.2) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) O.D. P-RS Ordering
(in.) Size

D
E
L B C E G F D

T
Number
3/8 3/4 -CM-FL6-NS12 1.88(47.8) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
1/8 1/8 -CM-FL2-RS2 1.18(30.0) 0.28(7.1) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 0.54(13.7)
3/8 1 -CM-FL6-NS16 2.14(54.4) 0.94(23.9) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.37(34.9)
C B 1/8 1/4 -CM-FL2-RS4 1.39(35.3) 0.44(11.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1) 0.71(18.0)
1/2 1/8 -CM-FL8-NS2 1.53(38.9) 0.38(9.7) 0.90(22.9) 0.19(4.8) 0.87(22.2) 0.81(20.6) L
1/2 1/4 -CM-FL8-NS4 1.71(43.4) 0.56(14.2) 0.90(22.9) 0.28(7.1) 0.87(22.2) 0.81(20.6) 1/8 3/8 -CM-FL2-RS6 1.43(36.3) 0.44(11.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2) 0.86(21.8)

1/2 3/8 -CM-FL8-NS6 1.71(43.4) 0.56(14.2) 0.90(22.9) 0.38(9.7) 0.87(22.2) 0.81(20.6) The E dimension refers 1/4 1/8 -CM-FL4-RS2 1.27(32.3) 0.28(7.1) 0.60(15.2) 0.16(4.0) 0.56(14.3) 0.56(14.3) 0.54(13.7)

1/2 1/2 -CM-FL8-NS8 1.93(49.0) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2) to the smallest nominal 1/4 1/4 -CM-FL4-RS4 1.48(37.6) 0.44(11.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.71(18.0)
orifice. It might be larger 1/4 3/8 -CM-FL4-RS6 1.53(38.9) 0.44(11.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2) 0.86(21.8)
1/2 3/4 -CM-FL8-NS12 1.99(50.5) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
at tapered thread end,
1/2 1 -CM-FL8-NS16 2.25(57.2) 0.94(23.9) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.37(34.9) straight thread end. 1/4 1/2 -CM-FL4-RS8 1.76(44.7) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0) 1.02(25.9)
5/8 1/4 -CM-FL10-NS4 1.74(44.2) 0.56(14.2) 0.96(24.4) 0.28(7.1) 1.00(25.4) 0.94(23.8) 3/8 1/8 -CM-FL6-RS2 1.49(37.8) 0.28(7.1) 0.66(16.8) 0.16(4.0) 0.69(17.5) 0.63(15.9) 0.54(13.7)
5/8 3/8 -CM-FL10-NS6 1.74(44.2) 0.56(14.2) 0.96(24.4) 0.38(9.7) 1.00(25.4) 0.94(23.8) 3/8 1/4 -CM-FL6-RS4 1.54(39.1) 0.44(11.2) 0.66(16.8) 0.23(5.9) 0.69(17.5) 0.75(19.1) 0.71(18.0)
5/8 1/2 -CM-FL10-NS8 1.93(49.0) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.00(25.4) 0.94(23.8) 3/8 3/8 -CM-FL6-RS6 1.59(40.4) 0.44(11.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) 0.86(21.8)
5/8 3/4 -CM-FL10-NS12 1.99(50.5) 0.75(19.1) 0.96 (24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0) 3/8 1/2 -CM-FL6-RS8 1.82(46.2) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0) 1.02(25.9)
3/4 3/8 -CM-FL12-NS6 1.80(45.7) 0.56(14.2) 0.96(24.4) 0.41(10.4) 1.13(28.6) 1.06(27.0) 1/2 1/4 -CM-FL8-RS4 1.68(42.7) 0.44(11.2) 0.90(22.9) 0.23(5.9) 0.87(22.2) 0.81(20.6) 0.71(18.0)
3/4 1/2 -CM-FL12-NS8 1.99(50.5) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1/2 3/8 -CM-FL8-RS6 1.70(43.2) 0.44(11.2) 0.90(22.9) 0.31(7.9) 0.87(22.2) 0.87(22.2) 0.86(21.8)
3/4 3/4 -CM-FL12-NS12 1.99(50.5) 0.75(19.1) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1/2 1/2 -CM-FL8-RS8 1.93(49.0) 0.56(14.2) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0) 1.02(25.9)
3/4 1 -CM-FL12-NS16 2.25(57.2) 0.94(23.9) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.37(34.9) 3/4 1/2 -CM-FL12-RS8 1.93(49.0) 0.56(14.2) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1.02(25.9)
7/8 1/2 -CM-FL14-NS8 1.99(50.5) 0.75(19.1) 1.02(25.9) 0.47(11.9) 1.25(31.8) 1.19(30.2) 3/4 3/4 -CM-FL12-RS12 2.08(52.9) 0.62(15.7) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.31(33.3) 1.26(32.0)
7/8 3/4 -CM-FL14-NS12 1.99(50.5) 0.75(19.1) 1.02(25.9) 0.62(15.7) 1.25(31.8) 1.19(30.2) 1 1/2 -CM-FL16-RS8 2.19(55.5) 0.56(14.2) 1.23(31.2) 0.47(11.9) 1.50(38.1) 1.37(34.9) 1.02(25.9)
7/8 1 -CM-FL14-NS16 2.25(57.2) 0.94(23.9) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.37(34.9) 1 3/4 -CM-FL16-RS12 2.27(57.7) 0.62(15.7) 1.23(31.2) 0.63(16.0) 1.50(38.1) 1.37(34.9) 1.26(32.0)
1 1/2 -CM-FL16-NS8 2.26(57.4) 0.75(19.1) 1.23(31.2) 0.47(11.9) 1.50(38.1) 1.37(34.9) 1 1 -CM-FL16-RS16 2.36(59.9) 0.72(18.3) 1.23(31.2) 0.78(19.8) 1.50(38.1) 1.63(41.3) 1.54(39.1)
1 3/4 -CM-FL16-NS12 2.26(57.4) 0.75(19.1) 1.23(31.2) 0.62(15.7) 1.50(38.1) 1.37(34.9)
1 1 -CM-FL16-NS16 2.45(62.2) 0.94(23.9) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9)
1 1/8 1 -CM-FL18-NS16 2.45(62.2) 0.94(23.9) 1.44(36.7) 0.88(22.4) 1.75(44.5) 1.63(41.3)
1 1/4 1 -CM-FL20-NS16 3.04(77.2) 0.94(23.9) 1.62(41.1) 0.88(22.4) 1.87(47.6) 1.75(44.5)
1 1/4 1 1/4 -CM-FL20-NS20 3.04(77.2) 0.94(23.9) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.75(44.5)
1 1/2 1 1/2 -CM-FL24-NS24 3.50(88.9) 1.03(26.2) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.13(54.0)
 A-16 6D Series Tube Fittings 6D Series Tube Fittings A-17

Male Connectors Male Connectors Fractional Tube SAE/MS Straight Threads (ST)
F - Body Hex F - Body Hex T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)

Tube Fittings
P
Tube Fittings

O.D. Nominal Thread Ordering

(in.) Size Specification Number L B C E G F

G - Nut Hex
G - Nut Hex
1/16 2 5/16-24 -CM-FL1-ST5 0.92(23.4) 0.30(7.6) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1)

E
D

T
E

P
T
1/8 2 5/16-24 -CM-FL2-ST5 1.18(30.0) 0.30(7.6) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.44(11.1)
1/8 4 7/16-20 -CM-FL2-ST7 1.24(31.5) 0.36(9.1) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3)
C B C B
1/8 6 9/16-18 -CM-FL2-ST9 1.31(33.3) 0.39(9.9) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.69(17.5)
L L
3/16 3 3/8-24 -CM-FL3-ST6 1.20(30.5) 0.30(7.6) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.50(12.7)
The E dimension refers 1. The E dimension refers 1/4 2 5/16-24 -CM-FL4-ST5 1.27(32.3) 0.30(7.6) 0.60(15.2) 0.12(3.0) 0.56(14.3) 0.50(12.7)
to the smallest nominal to the smallest nominal 1/4 4 7/16-20 -CM-FL4-ST7 1.34(34.0) 0.36(9.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)
orifice. It might be larger orifice. It might be larger
1/4 6 9/16-18 -CM-FL4-ST9 1.40(35.6) 0.39(9.9) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
at tapered thread end, at tapered thread end,
straight thread end. straight thread end. 1/4 8 3/4-16 -CM-FL4-ST12 1.48(37.6) 0.44(11.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
2. Adapt to straight thread 1/4 10 7/8-14 -CM-FL4-ST14 1.60(40.6) 0.50(12.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.00(25.4)
boss of SAE J1926-1, ISO
5/16 5 1/2-20 -CM-FL5-ST8 1.37(34.8) 0.36(9.1) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.63(15.9)
Fractional Tube ISO Parallel Thread (RP) 11926-1 and MS 16142.
3/8 4 7/16-20 -CM-FL6-ST7 1.40(35.6) 0.36(9.1) 0.66(16.8) 0.20(5.1) 0.69(17.5) 0.63(15.9)
T-Tube Basic Dimensions, in. (mm)
O.D. P-RP Ordering
3/8 6 9/16-18 -CM-FL6-ST9 1.46(37.1) 0.39(9.9) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5)
(in.) Size Number L B C E G F D 3/8 8 3/4-16 -CM-FL6-ST12 1.54(39.1) 0.44(11.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)

1/8 1/8 -CM-FL2-RP2 1.18(30.0) 0.28(7.1) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 0.54(13.8) 3/8 10 7/8-14 -CM-FL6-ST14 1.66(42.2) 0.50(12.7) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.00(25.4)

1/8 1/4 -CM-FL2-RP4 1.39(35.3) 0.44(11.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1) 0.70(17.8) 1/2 6 9/16-18 -CM-FL8-ST9 1.54(39.1) 0.39(9.9) 0.90(22.9) 0.28(7.1) 0.87(22.2) 0.81(20.6)

1/4 1/8 -CM-FL4-RP2 1.27(32.3) 0.28(7.1) 0.60(15.2) 0.16(4.1) 0.56(14.3) 0.56(14.3) 0.54(13.8) 1/2 8 3/4-16 -CM-FL8-ST12 1.65(41.9) 0.44(11.2) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)

1/4 1/4 -CM-FL4-RP4 1.48(37.6) 0.44(11.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.70(17.8) 1/2 10 7/8-14 -CM-FL8-ST14 1.77(45.0) 0.50(12.7) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.00(25.4)

1/2 3/8 -CM-FL8-RP6 1.79(45.5) 0.44(11.2) 0.90(22.9) 0.31(7.9) 0.87(22.2) 0.87(22.2) 0.86(21.8) 1/2 12 1 1/16-12 -CM-FL8-ST17 1.93(49.0) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.25(31.8)

1/2 1/2 -CM-FL8-RP8 1.93(49.0) 0.56(14.2) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0) 1.02(25.9) 5/8 8 3/4-16 -CM-FL10-ST12 1.65(41.9) 0.44(11.2) 0.96(24.4) 0.42(10.7) 1.00(25.4) 0.94(23.8)

3/4 1/2 -CM-FL12-RP8 1.93(49.0) 0.56(14.2) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1.02(25.9) 5/8 10 7/8-14 -CM-FL10-ST14 1.78(45.2) 0.50(12.7) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.00(25.4)

3/4 3/4 -CM-FL12-RP12 2.08(52.9) 0.62(15.7) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.31(33.3) 1.26(32.0) 3/4 8 3/4-16 -CM-FL12-ST12 1.81(46.0) 0.44(11.2) 0.96(24.4) 0.42(10.7) 1.13(28.6) 1.06(27.0)

1 1 -CM-FL16-RP16 2.36(59.9) 0.72(18.3) 1.23(31.2) 0.78(19.8) 1.50(38.1) 1.63(41.3) 1.53(38.8) 3/4 12 1 1/16-12 -CM-FL12-ST17 1.93(49.0) 0.59(15.0) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.25(31.8)
3/4 16 1 5/16-12 -CM-FL12-ST21 1.96(49.8) 0.59(15.0) 0.96(24.4) 0.63(16.0) 1.13(28.6) 1.50(38.1)
7/8 14 1 3/16-12 -CM-FL14-ST19 1.93(49.0) 0.59(15.0) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.37(34.9)
1 12 1 1/16-12 -CM-FL16-ST17 2.10(53.3) 0.59(15.0) 1.23(31.2) 0.66(16.8) 1.50(38.1) 1.37(34.9)
F - Body Hex 1 16 1 5/16-12 -CM-FL16-ST21 2.14(54.4) 0.59(15.0) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.50(38.1)
1 1/4 20 1 5/8-12 -CM-FL20-ST26 2.69(68.3) 0.59(15.0) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.87(47.6)
G - Nut Hex

1 1/2 24 1 7/8-12 -CM-FL24-ST30 3.06(77.7) 0.59(15.0) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.13(54.0)

E
T

C B
L
F - Body Hex

The E dimension refers to the

G - Nut Hex
smallest nominal orifice. It
might be larger at tapered

E
P
T
thread end, straight thread
end.
C B
Fractional Tube SAE/MS Straight Threads (ST)
L
Fractional Tube ISO Parallel Thread (BP) T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
O.D. Nominal Thread Ordering
T-Tube Basic Dimensions, in. (mm) The E dimension refers L B C E G F
P-BP (in.) Size Specification Number
O.D. Ordering to the smallest nominal
(in.) Size L B C E G F
Number orifice. It might be larger 1/4 4 7/16-20 -CML-FL4-ST7 2.26(57.4) 0.36(9.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)
1/4 3/8 -CM-FL4-BP6 1.51(38.4) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
at tapered thread end, 1/2 8 3/4-16 -CML-FL8-ST12 3.01(76.5) 0.44(11.2) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
straight thread end.
3/8 3/8 -CM-FL6-BP6 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5)
 A-16 6D Series Tube Fittings 6D Series Tube Fittings A-17

Male Connectors Male Connectors Fractional Tube SAE/MS Straight Threads (ST)
F - Body Hex F - Body Hex T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)

Tube Fittings
P
Tube Fittings

O.D. Nominal Thread Ordering

(in.) Size Specification Number L B C E G F

G - Nut Hex
G - Nut Hex
1/16 2 5/16-24 -CM-FL1-ST5 0.92(23.4) 0.30(7.6) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1)

E
D

T
E

P
T
1/8 2 5/16-24 -CM-FL2-ST5 1.18(30.0) 0.30(7.6) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.44(11.1)
1/8 4 7/16-20 -CM-FL2-ST7 1.24(31.5) 0.36(9.1) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3)
C B C B
1/8 6 9/16-18 -CM-FL2-ST9 1.31(33.3) 0.39(9.9) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.69(17.5)
L L
3/16 3 3/8-24 -CM-FL3-ST6 1.20(30.5) 0.30(7.6) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.50(12.7)
The E dimension refers 1. The E dimension refers 1/4 2 5/16-24 -CM-FL4-ST5 1.27(32.3) 0.30(7.6) 0.60(15.2) 0.12(3.0) 0.56(14.3) 0.50(12.7)
to the smallest nominal to the smallest nominal 1/4 4 7/16-20 -CM-FL4-ST7 1.34(34.0) 0.36(9.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)
orifice. It might be larger orifice. It might be larger
1/4 6 9/16-18 -CM-FL4-ST9 1.40(35.6) 0.39(9.9) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
at tapered thread end, at tapered thread end,
straight thread end. straight thread end. 1/4 8 3/4-16 -CM-FL4-ST12 1.48(37.6) 0.44(11.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
2. Adapt to straight thread 1/4 10 7/8-14 -CM-FL4-ST14 1.60(40.6) 0.50(12.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.00(25.4)
boss of SAE J1926-1, ISO
5/16 5 1/2-20 -CM-FL5-ST8 1.37(34.8) 0.36(9.1) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.63(15.9)
Fractional Tube ISO Parallel Thread (RP) 11926-1 and MS 16142.
3/8 4 7/16-20 -CM-FL6-ST7 1.40(35.6) 0.36(9.1) 0.66(16.8) 0.20(5.1) 0.69(17.5) 0.63(15.9)
T-Tube Basic Dimensions, in. (mm)
O.D. P-RP Ordering
3/8 6 9/16-18 -CM-FL6-ST9 1.46(37.1) 0.39(9.9) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5)
(in.) Size Number L B C E G F D 3/8 8 3/4-16 -CM-FL6-ST12 1.54(39.1) 0.44(11.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)

1/8 1/8 -CM-FL2-RP2 1.18(30.0) 0.28(7.1) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 0.54(13.8) 3/8 10 7/8-14 -CM-FL6-ST14 1.66(42.2) 0.50(12.7) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.00(25.4)

1/8 1/4 -CM-FL2-RP4 1.39(35.3) 0.44(11.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1) 0.70(17.8) 1/2 6 9/16-18 -CM-FL8-ST9 1.54(39.1) 0.39(9.9) 0.90(22.9) 0.28(7.1) 0.87(22.2) 0.81(20.6)

1/4 1/8 -CM-FL4-RP2 1.27(32.3) 0.28(7.1) 0.60(15.2) 0.16(4.1) 0.56(14.3) 0.56(14.3) 0.54(13.8) 1/2 8 3/4-16 -CM-FL8-ST12 1.65(41.9) 0.44(11.2) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)

1/4 1/4 -CM-FL4-RP4 1.48(37.6) 0.44(11.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.70(17.8) 1/2 10 7/8-14 -CM-FL8-ST14 1.77(45.0) 0.50(12.7) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.00(25.4)

1/2 3/8 -CM-FL8-RP6 1.79(45.5) 0.44(11.2) 0.90(22.9) 0.31(7.9) 0.87(22.2) 0.87(22.2) 0.86(21.8) 1/2 12 1 1/16-12 -CM-FL8-ST17 1.93(49.0) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.25(31.8)

1/2 1/2 -CM-FL8-RP8 1.93(49.0) 0.56(14.2) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0) 1.02(25.9) 5/8 8 3/4-16 -CM-FL10-ST12 1.65(41.9) 0.44(11.2) 0.96(24.4) 0.42(10.7) 1.00(25.4) 0.94(23.8)

3/4 1/2 -CM-FL12-RP8 1.93(49.0) 0.56(14.2) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1.02(25.9) 5/8 10 7/8-14 -CM-FL10-ST14 1.78(45.2) 0.50(12.7) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.00(25.4)

3/4 3/4 -CM-FL12-RP12 2.08(52.9) 0.62(15.7) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.31(33.3) 1.26(32.0) 3/4 8 3/4-16 -CM-FL12-ST12 1.81(46.0) 0.44(11.2) 0.96(24.4) 0.42(10.7) 1.13(28.6) 1.06(27.0)

1 1 -CM-FL16-RP16 2.36(59.9) 0.72(18.3) 1.23(31.2) 0.78(19.8) 1.50(38.1) 1.63(41.3) 1.53(38.8) 3/4 12 1 1/16-12 -CM-FL12-ST17 1.93(49.0) 0.59(15.0) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.25(31.8)
3/4 16 1 5/16-12 -CM-FL12-ST21 1.96(49.8) 0.59(15.0) 0.96(24.4) 0.63(16.0) 1.13(28.6) 1.50(38.1)
7/8 14 1 3/16-12 -CM-FL14-ST19 1.93(49.0) 0.59(15.0) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.37(34.9)
1 12 1 1/16-12 -CM-FL16-ST17 2.10(53.3) 0.59(15.0) 1.23(31.2) 0.66(16.8) 1.50(38.1) 1.37(34.9)
F - Body Hex 1 16 1 5/16-12 -CM-FL16-ST21 2.14(54.4) 0.59(15.0) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.50(38.1)
1 1/4 20 1 5/8-12 -CM-FL20-ST26 2.69(68.3) 0.59(15.0) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.87(47.6)
G - Nut Hex

1 1/2 24 1 7/8-12 -CM-FL24-ST30 3.06(77.7) 0.59(15.0) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.13(54.0)

E
T

C B
L
F - Body Hex

The E dimension refers to the

G - Nut Hex
smallest nominal orifice. It
might be larger at tapered

E
P
T
thread end, straight thread
end.
C B
Fractional Tube SAE/MS Straight Threads (ST)
L
Fractional Tube ISO Parallel Thread (BP) T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
O.D. Nominal Thread Ordering
T-Tube Basic Dimensions, in. (mm) The E dimension refers L B C E G F
P-BP (in.) Size Specification Number
O.D. Ordering to the smallest nominal
(in.) Size L B C E G F
Number orifice. It might be larger 1/4 4 7/16-20 -CML-FL4-ST7 2.26(57.4) 0.36(9.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)
1/4 3/8 -CM-FL4-BP6 1.51(38.4) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
at tapered thread end, 1/2 8 3/4-16 -CML-FL8-ST12 3.01(76.5) 0.44(11.2) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
straight thread end.
3/8 3/8 -CM-FL6-BP6 1.57(39.9) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5)
 A-18 6D Series Tube Fittings 6D Series Tube Fittings A-19

Male Connectors Fractional Tube 37o Flare (AN) Male Connectors Fractional Tube Metric Thread (MRS)
F - Body Hex T-Tube AN Tube Basic Dimensions, in. (mm) F - Body Hex T-Tube P-Metric Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

o O.D. Flare Ordering O.D. Thread Ordering

37 L B C E G F L B C E G F D
(in.) Size Number (in.) Size Number

G - Nut Hex
G - Nut Hex

1/16 1/8 -CM-FL1-AN2 1.07(27.2) 0.45(11.4) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1) 1/8 M14 x 1.5 -CM-FL2-MRS14 1.44(36.7) 0.47(12.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1) 0.75(19.0)

D
E
E

P
T

1/8 1/8 -CM-FL2-AN2 1.27(32.3) 0.45(11.4) 0.50(12.7) 0.06(1.5) 0.44(11.1) 0.44(11.1) 1/8 M16 x 1.5 -CM-FL2-MRS16 1.48(37.5) 0.47(12.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2) 0.83(21.0)
1/8 1/4 -CM-FL2-AN4 1.38(35.1) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.50(12.7) C B 1/8 M18 x 1.5 -CM-FL2-MRS18 1.52(38.5) 0.47(12.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.94(23.8) 0.91(23.0)
C B 3/16 3/16 -CM-FL3-AN3 1.32(33.5) 0.48(12.2) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.44(11.1) L 1/8 M20 x 1.5 -CM-FL2-MRS20 1.62(41.1) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 1.00(25.4) 0.98(25.0)
L 1/4 1/4 -CM-FL4-AN4 1/4 M14 x 1.5 -CM-FL4-MRS14 1.50(38.0) 0.47(12.0) 0.60(15.2)
1.48(37.6) 0.55(14.0) 0.60(15.2) 0.17(4.3) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.75(19.0)
The E dimension refers
5/16 5/16 -CM-FL5-AN5 1.51(38.4) 0.55(14.0) 0.64(16.2) 0.23(5.8) 0.63(15.9) 0.56(14.3) 1/4 M16 x 1.5 -CM-FL4-MRS16 1.57(39.9) 0.47(12.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2) 0.83(21.0)
The E dimension refers to the smallest nominal
to the smallest nominal 3/8 1/4 -CM-FL6-AN4 1.56(39.6) 0.55(14.0) 0.66(16.8) 0.17(4.3) 0.69(17.5) 0.63(15.9) orifice. It might be larger 1/4 M18 x 1.5 -CM-FL4-MRS18 1.61(40.8) 0.47(12.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.94(23.8) 0.91(23.0)
orifice. It might be larger 3/8 3/8 -CM-FL6-AN6 1.56(39.6) 0.56(14.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9) at tapered thread end, 1/4 M20 x 1.5 -CM-FL4-MRS20 1.72(43.6) 0.55(14.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.00(25.4) 0.98(25.0)
at tapered thread end, straight thread end.
1/2 1/2 -CM-FL8-AN8 1.81(46.0) 0.66(16.7) 0.90(22.8) 0.39(9.9) 0.87(22.2) 0.81(20.6) 3/8 M14 x 1.5 -CM-FL6-MRS14 1.63(41.3) 0.47(12.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.0)
straight thread end.
5/8 5/8 -CM-FL10-AN10 1.93(49.0) 0.76(19.3) 0.96(24.5) 0.48(12.3) 1.00(25.4) 0.94(23.8) 3/8 M16 x 1.5 -CM-FL6-MRS16 1.63(41.3) 0.47(12.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) 0.83(21.0)
3/4 3/4 -CM-FL12-AN12 2.10(53.3) 0.86(21.9) 0.96(24.4) 0.61(15.5) 1.13(28.6) 1.13(28.6) 3/8 M18 x 1.5 -CM-FL6-MRS18 1.65(41.8) 0.47(12.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.94(23.8) 0.91(23.0)
1 1 -CM-FL16-AN16 2.42(61.5) 0.91(23.1) 1.23(31.2) 0.84(21.3) 1.50(38.1) 1.37(34.9) 3/8 M20 x 1.5 -CM-FL6-MRS20 1.78(45.1) 0.55(14.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.00(25.4) 0.98(25.0)
1/2 M16 x 1.5 -CM-FL8-MRS16 1.73(44.0) 0.47(12.0) 0.90(22.8) 0.35(9.0) 0.87(22.2) 0.87(22.2) 0.83(21.0)
1/2 M18 x 1.5 -CM-FL8-MRS18 1.73(44.0) 0.47(12.0) 0.90(22.9) 0.39(10.0) 0.87(22.2) 0.94(23.8) 0.91(23.0)
1/2 M20 x 1.5 -CM-FL8-MRS20 1.89(47.9) 0.55(14.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.00(25.4) 0.98(25.0)
F - Body Hex
Fractional Tube SAE/MS Straight Threads (OST) 1/2 M22 x 1.5 -CM-FL8-MRS22 1.91(48.5) 0.55(14.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0) 1.06(27.0)
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
G - Nut Hex

O.D. Nominal Thread Ordering

D

L B C E G F D
E

(in.) Size Specification Number

T

F - Body Hex
1/16 2 5/16-24 -CM-FL1-OST5 1.05(26.7) 0.34(8.6) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.56(14.3) 0.55(14.0) Fractional Tube Metric Thread (MST)
C B 1/8 2 5/16-24 -CM-FL2-OST5 1.29(32.8) 0.34(8.6) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 0.55(14.0) T-Tube P-Metric Basic

G - Nut Hex
L Dimensions, in. (mm)
3/16 3 3/8-24 -CM-FL3-OST6 1.35(34.3) 0.38(9.7) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.63(15.9) 0.62(15.7) O.D. Thread Ordering
L B C E G F

E
(in.) Size Number

P
The E dimension refers 1/4 4 7/16-20 -CM-FL4-OST7 1.51(38.4) 0.41(10.4) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.74(18.8)
to the smallest nominal 5/16 5 1/2-20 -CM-FL5-OST8 1.60(40.6) 0.44(11.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.87(22.2) 0.86(21.8) 1/4 M14X1.5 -CM-FL4-MST14 1.39(35.2) 0.43(11.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
orifice. It might be larger 3/8 6 9/16-18 -CM-FL6-OST9 1.67(42.4) 0.47(11.9) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.94(23.8) 0.93(23.6) C B 3/8 M14X1.5 -CM-FL6-MST14 1.44(36.7) 0.43(11.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1)
at tapered thread end, L 3/8 M20X1.5 -CM-FL6-MST20 1.62(41.2) 0.55(14.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
straight thread end. 1/2 8 3/4-16 -CM-FL8-OST12 1.81(46.0) 0.47(11.9) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.13(28.6) 1.12(28.4)
3/4 12 1 1/16-12 -CM-FL12-OST17 2.06(52.3) 0.56(14.2) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.50(38.1) 1.49(37.8) 1/2 M14X1.5 -CM-FL8-MST14 1.58(40.2) 0.43(11.0) 0.90(22.9) 0.30(7.5) 0.87(22.2) 0.81(20.6)
1. The E dimension refers
1 16 1 5/16-12 -CM-FL16-OST21 2.29(58.2) 0.56(14.2) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.75(44.5) 1.74(44.2) to the smallest nominal 1/2 M20X1.5 -CM-FL8-MST20 1.73(44.0) 0.55(14.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
orifice. It might be larger
at tapered thread end,
straight thread end.
2. Adapt to straight
F - Body Hex P-NPT thread boss of ISO 6149-1.
Fractional Tube O-Seal with NPT Thread
T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT
G - Nut Hex

Size Ordering F - Body Hex

(in.) Number L B C E G F D Fractional Tube Metric Thread (MS)
D
E
T

1/8 1/8 -CM-FL2-ONS2 1.29(32.8) 0.28(7.1) 0.34(8.6) 0.09(2.3) 0.47(11.9) 0.75(19.1) 0.74(18.8)

G - Nut Hex
T-Tube P-Metric Basic Dimensions, in. (mm)
1/4 1/8 -CM-FL4-ONS2 1.38(35.1) 0.28(7.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.74(18.8) O.D. Thread Ordering

E
L B C E G F

P
C B (in.) Size Number
1/4 1/4 -CM-FL4-ONS4 1.51(38.4) 0.38(9.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.94(23.8) 0.93(23.6)
L 1/16 M5 x 0.8 -CM-FL1-MS5 0.86(21.8) 0.31(8.0) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.31(7.9)
3/8 1/4 -CM-FL6-ONS4 1.57(39.9) 0.38(9.7) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.94(23.8) 0.93(23.6)
C B
3/8 3/8 -CM-FL6-ONS6 1.63(41.4) 0.41(10.4) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.13(28.6) 1.12(28.4) 1/8 M14 x 1.5 -CM-FL2-MS14 1.37(34.8) 0.51(13.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.63(15.9)
The E dimension refers to L
the smallest nominal orifice. 3/8 1/2 -CM-FL6-ONS8 1.85(47.0) 0.53(13.5) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.31(33.3) 1.30(33.0) 1/8 M16 x 1.5 -CM-FL2-MS16 1.41(35.8) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.69(17.5)
It might be larger at tapered 1/2 1/2 -CM-FL8-ONS8 1.96(49.8) 0.53(13.5) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.31(33.3) 1.30(33.0) The E dimension refers 1/8 M18 x 1.5 -CM-FL2-MS18 1.46(37.2) 0.59(15.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1)
thread end, straight thread to the smallest nominal 1/8 M20 x 1.5 -CM-FL2-MS20 1.50(38.1) 0.63(16.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2)
end. orifice. It might be larger
1/4 M14 x 1.5 -CM-FL4-MS14 1.45(36.9) 0.51(13.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9)
at tapered thread end,
straight thread end. 1/4 M16 x 1.5 -CM-FL4-MS16 1.50(38.1) 0.55(14.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
1/4 M18 x 1.5 -CM-FL4-MS18 1.56(39.5) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
1/4 M20 x 1.5 -CM-FL4-MS20 1.60(40.7) 0.63(16.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
3/8 M10 x 1.0 -CM-FL6-MS10 1.43(36.4) 0.43(11.0) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.63(15.9)
3/8 M14 x 1.5 -CM-FL6-MS14 1.55(39.3) 0.51(13.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9)
3/8 M16 x 1.5 -CM-FL6-MS16 1.56(39.7) 0.55(14.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5)
3/8 M18 x 1.5 -CM-FL6-MS18 1.63(41.5) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1)
3/8 M20 x 1.5 -CM-FL6-MS20 1.67(42.3) 0.63(16.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)
1/2 M16 x 1.5 -CM-FL8-MS16 1.70(43.2) 0.55(14.0) 0.90(22.9) 0.33(8.4) 0.87(22.2) 0.81(20.6)
1/2 M18 x 1.5 -CM-FL8-MS18 1.72(43.7) 0.59(15.0) 0.90(22.9) 0.38(9.6) 0.87(22.2) 0.81(20.6)
1/2 M20 x 1.5 -CM-FL8-MS20 1.77(44.9) 0.63(16.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
1/2 M22 x 1.5 -CM-FL8-MS22 1.85(47.0) 0.67(17.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8)
 A-18 6D Series Tube Fittings 6D Series Tube Fittings A-19

Male Connectors Fractional Tube 37o Flare (AN) Male Connectors Fractional Tube Metric Thread (MRS)
F - Body Hex T-Tube AN Tube Basic Dimensions, in. (mm) F - Body Hex T-Tube P-Metric Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

o O.D. Flare Ordering O.D. Thread Ordering

37 L B C E G F L B C E G F D
(in.) Size Number (in.) Size Number

G - Nut Hex
G - Nut Hex

1/16 1/8 -CM-FL1-AN2 1.07(27.2) 0.45(11.4) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1) 1/8 M14 x 1.5 -CM-FL2-MRS14 1.44(36.7) 0.47(12.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1) 0.75(19.0)

D
E
E

P
T

1/8 1/8 -CM-FL2-AN2 1.27(32.3) 0.45(11.4) 0.50(12.7) 0.06(1.5) 0.44(11.1) 0.44(11.1) 1/8 M16 x 1.5 -CM-FL2-MRS16 1.48(37.5) 0.47(12.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2) 0.83(21.0)
1/8 1/4 -CM-FL2-AN4 1.38(35.1) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.50(12.7) C B 1/8 M18 x 1.5 -CM-FL2-MRS18 1.52(38.5) 0.47(12.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.94(23.8) 0.91(23.0)
C B 3/16 3/16 -CM-FL3-AN3 1.32(33.5) 0.48(12.2) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.44(11.1) L 1/8 M20 x 1.5 -CM-FL2-MRS20 1.62(41.1) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 1.00(25.4) 0.98(25.0)
L 1/4 1/4 -CM-FL4-AN4 1/4 M14 x 1.5 -CM-FL4-MRS14 1.50(38.0) 0.47(12.0) 0.60(15.2)
1.48(37.6) 0.55(14.0) 0.60(15.2) 0.17(4.3) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.75(19.0)
The E dimension refers
5/16 5/16 -CM-FL5-AN5 1.51(38.4) 0.55(14.0) 0.64(16.2) 0.23(5.8) 0.63(15.9) 0.56(14.3) 1/4 M16 x 1.5 -CM-FL4-MRS16 1.57(39.9) 0.47(12.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2) 0.83(21.0)
The E dimension refers to the smallest nominal
to the smallest nominal 3/8 1/4 -CM-FL6-AN4 1.56(39.6) 0.55(14.0) 0.66(16.8) 0.17(4.3) 0.69(17.5) 0.63(15.9) orifice. It might be larger 1/4 M18 x 1.5 -CM-FL4-MRS18 1.61(40.8) 0.47(12.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.94(23.8) 0.91(23.0)
orifice. It might be larger 3/8 3/8 -CM-FL6-AN6 1.56(39.6) 0.56(14.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9) at tapered thread end, 1/4 M20 x 1.5 -CM-FL4-MRS20 1.72(43.6) 0.55(14.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.00(25.4) 0.98(25.0)
at tapered thread end, straight thread end.
1/2 1/2 -CM-FL8-AN8 1.81(46.0) 0.66(16.7) 0.90(22.8) 0.39(9.9) 0.87(22.2) 0.81(20.6) 3/8 M14 x 1.5 -CM-FL6-MRS14 1.63(41.3) 0.47(12.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.0)
straight thread end.
5/8 5/8 -CM-FL10-AN10 1.93(49.0) 0.76(19.3) 0.96(24.5) 0.48(12.3) 1.00(25.4) 0.94(23.8) 3/8 M16 x 1.5 -CM-FL6-MRS16 1.63(41.3) 0.47(12.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) 0.83(21.0)
3/4 3/4 -CM-FL12-AN12 2.10(53.3) 0.86(21.9) 0.96(24.4) 0.61(15.5) 1.13(28.6) 1.13(28.6) 3/8 M18 x 1.5 -CM-FL6-MRS18 1.65(41.8) 0.47(12.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.94(23.8) 0.91(23.0)
1 1 -CM-FL16-AN16 2.42(61.5) 0.91(23.1) 1.23(31.2) 0.84(21.3) 1.50(38.1) 1.37(34.9) 3/8 M20 x 1.5 -CM-FL6-MRS20 1.78(45.1) 0.55(14.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.00(25.4) 0.98(25.0)
1/2 M16 x 1.5 -CM-FL8-MRS16 1.73(44.0) 0.47(12.0) 0.90(22.8) 0.35(9.0) 0.87(22.2) 0.87(22.2) 0.83(21.0)
1/2 M18 x 1.5 -CM-FL8-MRS18 1.73(44.0) 0.47(12.0) 0.90(22.9) 0.39(10.0) 0.87(22.2) 0.94(23.8) 0.91(23.0)
1/2 M20 x 1.5 -CM-FL8-MRS20 1.89(47.9) 0.55(14.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.00(25.4) 0.98(25.0)
F - Body Hex
Fractional Tube SAE/MS Straight Threads (OST) 1/2 M22 x 1.5 -CM-FL8-MRS22 1.91(48.5) 0.55(14.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0) 1.06(27.0)
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
G - Nut Hex

O.D. Nominal Thread Ordering

D

L B C E G F D
E

(in.) Size Specification Number

T

F - Body Hex
1/16 2 5/16-24 -CM-FL1-OST5 1.05(26.7) 0.34(8.6) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.56(14.3) 0.55(14.0) Fractional Tube Metric Thread (MST)
C B 1/8 2 5/16-24 -CM-FL2-OST5 1.29(32.8) 0.34(8.6) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 0.55(14.0) T-Tube P-Metric Basic

G - Nut Hex
L Dimensions, in. (mm)
3/16 3 3/8-24 -CM-FL3-OST6 1.35(34.3) 0.38(9.7) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.63(15.9) 0.62(15.7) O.D. Thread Ordering
L B C E G F

E
(in.) Size Number

P
The E dimension refers 1/4 4 7/16-20 -CM-FL4-OST7 1.51(38.4) 0.41(10.4) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.74(18.8)
to the smallest nominal 5/16 5 1/2-20 -CM-FL5-OST8 1.60(40.6) 0.44(11.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.87(22.2) 0.86(21.8) 1/4 M14X1.5 -CM-FL4-MST14 1.39(35.2) 0.43(11.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
orifice. It might be larger 3/8 6 9/16-18 -CM-FL6-OST9 1.67(42.4) 0.47(11.9) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.94(23.8) 0.93(23.6) C B 3/8 M14X1.5 -CM-FL6-MST14 1.44(36.7) 0.43(11.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1)
at tapered thread end, L 3/8 M20X1.5 -CM-FL6-MST20 1.62(41.2) 0.55(14.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
straight thread end. 1/2 8 3/4-16 -CM-FL8-OST12 1.81(46.0) 0.47(11.9) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.13(28.6) 1.12(28.4)
3/4 12 1 1/16-12 -CM-FL12-OST17 2.06(52.3) 0.56(14.2) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.50(38.1) 1.49(37.8) 1/2 M14X1.5 -CM-FL8-MST14 1.58(40.2) 0.43(11.0) 0.90(22.9) 0.30(7.5) 0.87(22.2) 0.81(20.6)
1. The E dimension refers
1 16 1 5/16-12 -CM-FL16-OST21 2.29(58.2) 0.56(14.2) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.75(44.5) 1.74(44.2) to the smallest nominal 1/2 M20X1.5 -CM-FL8-MST20 1.73(44.0) 0.55(14.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
orifice. It might be larger
at tapered thread end,
straight thread end.
2. Adapt to straight
F - Body Hex P-NPT thread boss of ISO 6149-1.
Fractional Tube O-Seal with NPT Thread
T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT
G - Nut Hex

Size Ordering F - Body Hex

(in.) Number L B C E G F D Fractional Tube Metric Thread (MS)
D
E
T

1/8 1/8 -CM-FL2-ONS2 1.29(32.8) 0.28(7.1) 0.34(8.6) 0.09(2.3) 0.47(11.9) 0.75(19.1) 0.74(18.8)

G - Nut Hex
T-Tube P-Metric Basic Dimensions, in. (mm)
1/4 1/8 -CM-FL4-ONS2 1.38(35.1) 0.28(7.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.74(18.8) O.D. Thread Ordering

E
L B C E G F

P
C B (in.) Size Number
1/4 1/4 -CM-FL4-ONS4 1.51(38.4) 0.38(9.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.94(23.8) 0.93(23.6)
L 1/16 M5 x 0.8 -CM-FL1-MS5 0.86(21.8) 0.31(8.0) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.31(7.9)
3/8 1/4 -CM-FL6-ONS4 1.57(39.9) 0.38(9.7) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.94(23.8) 0.93(23.6)
C B
3/8 3/8 -CM-FL6-ONS6 1.63(41.4) 0.41(10.4) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.13(28.6) 1.12(28.4) 1/8 M14 x 1.5 -CM-FL2-MS14 1.37(34.8) 0.51(13.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.63(15.9)
The E dimension refers to L
the smallest nominal orifice. 3/8 1/2 -CM-FL6-ONS8 1.85(47.0) 0.53(13.5) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.31(33.3) 1.30(33.0) 1/8 M16 x 1.5 -CM-FL2-MS16 1.41(35.8) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.69(17.5)
It might be larger at tapered 1/2 1/2 -CM-FL8-ONS8 1.96(49.8) 0.53(13.5) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.31(33.3) 1.30(33.0) The E dimension refers 1/8 M18 x 1.5 -CM-FL2-MS18 1.46(37.2) 0.59(15.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1)
thread end, straight thread to the smallest nominal 1/8 M20 x 1.5 -CM-FL2-MS20 1.50(38.1) 0.63(16.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2)
end. orifice. It might be larger
1/4 M14 x 1.5 -CM-FL4-MS14 1.45(36.9) 0.51(13.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9)
at tapered thread end,
straight thread end. 1/4 M16 x 1.5 -CM-FL4-MS16 1.50(38.1) 0.55(14.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.69(17.5)
1/4 M18 x 1.5 -CM-FL4-MS18 1.56(39.5) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
1/4 M20 x 1.5 -CM-FL4-MS20 1.60(40.7) 0.63(16.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
3/8 M10 x 1.0 -CM-FL6-MS10 1.43(36.4) 0.43(11.0) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.63(15.9)
3/8 M14 x 1.5 -CM-FL6-MS14 1.55(39.3) 0.51(13.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9)
3/8 M16 x 1.5 -CM-FL6-MS16 1.56(39.7) 0.55(14.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.69(17.5)
3/8 M18 x 1.5 -CM-FL6-MS18 1.63(41.5) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1)
3/8 M20 x 1.5 -CM-FL6-MS20 1.67(42.3) 0.63(16.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)
1/2 M16 x 1.5 -CM-FL8-MS16 1.70(43.2) 0.55(14.0) 0.90(22.9) 0.33(8.4) 0.87(22.2) 0.81(20.6)
1/2 M18 x 1.5 -CM-FL8-MS18 1.72(43.7) 0.59(15.0) 0.90(22.9) 0.38(9.6) 0.87(22.2) 0.81(20.6)
1/2 M20 x 1.5 -CM-FL8-MS20 1.77(44.9) 0.63(16.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
1/2 M22 x 1.5 -CM-FL8-MS22 1.85(47.0) 0.67(17.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8)
 A-20 6D Series Tube Fittings 6D Series Tube Fittings A-21

Male Connectors Metric Tube NPT Thread Male Connectors Metric Tube ISO Tapered Thread (RT)
T-Tube Basic Dimensions, mm (in.) T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT P-RT

Tube Fittings
F - Body Hex
Tube Fittings

P F - Body Hex P
Ordering O.D. Ordering
(mm) Size L B C E G F (mm) Size L B C E G F
Number Number
G - Nut Hex

G - Nut Hex
2 1/8 -CM-ML2-NS2 30.5(1.20) 9.7(0.38) 12.9(0.51) 1.7(0.07) 12.0(0.47) 12.0(0.47) 2 1/8 -CM-ML2-RT2 30.5(1.20) 9.7(0.38) 12.9(0.51) 1.7(0.07) 12.0(0.47) 12.0(0.47)

E
T

E
T
3 1/8 -CM-ML3-NS2 30.5(1.20) 9.7(0.38) 12.9(0.51) 2.4(0.09) 12.0(0.47) 12.0(0.47) 3 1/8 -CM-ML3-RT2 30.5(1.20) 9.7(0.38) 12.9(0.51) 2.4(0.09) 12.0(0.47) 12.0(0.47)
3 1/4 -CM-ML3-NS4 35.6(1.40) 14.2(0.56) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55) 3 1/4 -CM-ML3-RT4 35.6(1.40) 14.2(0.56) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55)
C B 4 1/8 -CM-ML4-NS2 31.2(1.23) 9.7(0.38) 13.7(0.54) 2.4(0.09) 12.0(0.47) 12.0(0.47) 4 1/8 -CM-ML4-RT2
C B 31.2(1.23) 9.7(0.38) 13.7(0.54) 2.4(0.09) 12.0(0.47) 12.0(0.47)
L 4 1/4 -CM-ML4-NS4 36.3(1.43) 14.2(0.56) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55) L 4 1/4 -CM-ML4-RT4 36.3(1.43) 14.2(0.56) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55)
6 1/8 -CM-ML6-NS2 32.8(1.29) 9.7(0.38) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55) 6 1/8 -CM-ML6-RT2 32.8(1.29) 9.7(0.38) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
The E dimension refers
to the smallest nominal 6 1/4 -CM-ML6-NS4 37.9(1.49) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55) The E dimension refers 6 1/4 -CM-ML6-RT4 37.9(1.49) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
orifice. It might be larger 6 3/8 -CM-ML6-NS6 38.4(1.51) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71) to the smallest nominal
orifice. It might be larger 6 3/8 -CM-ML6-RT6 38.4(1.51) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71)
at tapered thread end, 6 1/2 -CM-ML6-NS8 44.7(1.76) 19.1(0.75) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
straight thread end. at tapered thread end, 6 1/2 -CM-ML6-RT8 44.7(1.76) 19.1(0.75) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
8 1/8 -CM-ML8-NS2 34.2(1.35) 9.7(0.38) 16.2(0.64) 4.8(0.19) 16.0(0.63) 15.0(0.59) straight thread end. 8 1/8 -CM-ML8-RT2 34.2(1.35) 9.7(0.38) 16.2(0.64) 4.8(0.19) 16.0(0.63) 15.0(0.59)
8 1/4 -CM-ML8-NS4 38.7(1.52) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 15.0(0.59)
8 1/4 -CM-ML8-RT4 38.7(1.52) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 15.0(0.59)
8 3/8 -CM-ML8-NS6 39.3(1.55) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71)
8 3/8 -CM-ML8-RT6 39.2(1.54) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71)
8 1/2 -CM-ML8-NS8 45.6(1.80) 19.1(0.75) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
8 1/2 -CM-ML8-RT8 45.6(1.80) 19.1(0.75) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
10 1/8 -CM-ML10-NS2 36.3(1.43) 9.7(0.38) 17.2(0.68) 4.8(0.19) 19.0(0.75) 18.0(0.71)
10 1/8 -CM-ML10-RT2 36.3(1.43) 9.7(0.38) 17.2(0.68) 4.8(0.19) 19.0(0.75) 18.0(0.71)
10 1/4 -CM-ML10-NS4 40.9(1.61) 14.2(0.56) 17.2(0.68) 7.1(0.28) 19.0(0.75) 18.0(0.71)
10 1/4 -CM-ML10-RT4 40.9(1.61) 14.2(0.56) 17.2(0.68) 7.1(0.28) 19.0(0.75) 18.0(0.71)
10 3/8 -CM-ML10-NS6 40.9(1.61) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 18.0(0.71)
10 3/8 -CM-ML10-RT6 40.9(1.61) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 18.0(0.71)
10 1/2 -CM-ML10-NS8 46.5(1.83) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
10 1/2 -CM-ML10-RT8 46.5(1.83) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
10 3/4 -CM-ML10-NS12 48.0(1.89) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
10 1 -CM-ML10-NS16 10 3/4 -CM-ML10-RT12 48.0(1.89) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
54.6(2.15) 23.9(0.94) 17.2(0.68) 7.9(0.31) 19.0(0.75) 35.0(1.38)
12 1/8 -CM-ML12-NS2 38.8(1.53) 9.7(0.38) 22.8(0.90) 4.8(0.19) 22.0(0.87) 22.0(0.87) 12 1/8 -CM-ML12-RT2 38.9(1.53) 9.7(0.38) 22.8(0.90) 4.8(0.19) 22.0(0.87) 22.0(0.87)

12 1/4 -CM-ML12-NS4 43.4(1.71) 14.2(0.56) 22.8(0.90) 7.1(0.28) 22.0(0.87) 22.0(0.87) 12 1/4 -CM-ML12-RT4 43.4(1.71) 14.2(0.56) 22.8(0.90) 7.1(0.28) 22.0(0.87) 22.0(0.87)
12 3/8 -CM-ML12-NS6 43.4(1.71) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87) 12 3/8 -CM-ML12-RT6 43.4(1.71) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
12 1/2 -CM-ML12-NS8 49.0(1.93) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87) 12 1/2 -CM-ML12-RT8 49.0(1.93) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
12 3/4 -CM-ML12-NS12 49.1(1.93) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 12 3/4 -CM-ML12-RT12 50.5(1.99) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06)
14 1/8 -CM-ML14-NS2 39.9(1.57) 9.7(0.38) 24.4(0.96) 4.8(0.19) 25.0(0.98) 24.0(0.94) 14 1/8 -CM-ML14-RT2 39.9(1.57) 9.7(0.38) 24.4(0.96) 4.8(0.19) 25.0(0.98) 24.0(0.94)
14 1/4 -CM-ML14-NS4 44.1(1.74) 14.2(0.56) 24.4(0.96) 7.1(0.28) 25.0(0.98) 24.0(0.94) 14 1/4 -CM-ML14-RT4 44.1(1.74) 14.2(0.56) 24.4(0.96) 7.1(0.28) 25.0(0.98) 24.0(0.94)
14 3/8 -CM-ML14-NS6 44.1(1.74) 14.2(0.56) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94) 14 3/8 -CM-ML14-RT6 44.1(1.74) 14.2(0.56) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94)
14 1/2 -CM-ML14-NS8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.1(0.44) 25.0(0.98) 24.0(0.94) 14 1/2 -CM-ML14-RT8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.1(0.44) 25.0(0.98) 24.0(0.94)
14 3/4 -CM-ML14-NS12 49.1(1.93) 19.1(0.75) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06) 14 3/4 -CM-ML14-RT12 50.5(1.99) 19.1(0.75) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06)
15 1/2 -CM-ML15-NS8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 24.0(0.94) 15 1/2 -CM-ML15-RT8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 24.0(0.94)
15 3/4 -CM-ML15-NS12 50.5(1.99) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 16 1/4 -CM-ML16-RT4 44.1(1.74) 14.2(0.56) 24.4(0.96) 7.1(0.28) 25.0(0.98) 24.0(0.94)
15 1 -CM-ML15-NS16 57.1(2.25) 23.9(0.94) 24.4(0.96) 11.9(0.47) 25.0(0.98) 35.0(1.38) 16 3/8 -CM-ML16-RT6 44.1(1.74) 14.2(0.56) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94)
16 1/4 -CM-ML16-NS4 44.1(1.74) 14.2(0.56) 24.4(0.96) 7.1(0.28) 25.0(0.98) 24.0(0.94) 16 1/2 -CM-ML16-RT8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 24.0(0.94)
16 3/8 -CM-ML16-NS6 44.1(1.74) 14.2(0.56) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94)
16 3/4 -CM-ML16-RT12 50.5(1.99) 19.1(0.75) 24.4(0.96) 12.7(0.5) 25.0(0.98) 27.0(1.06)
16 1/2 -CM-ML16-NS8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 24.0(0.94)
18 1/2 -CM-ML18-RT8 50.5(1.99) 19.1(0.75) 24.4(0.96) 11.9(0.47) 30.0(1.18) 27.0(1.06)
16 3/4 -CM-ML16-NS12 50.5(1.99) 19.1(0.75) 24.4(0.96) 12.7(0.5) 25.0(0.98) 27.0(1.06)
18 3/4 -CM-ML18-RT12 50.5(1.99) 19.1(0.75) 24.4(0.96) 15.1(0.59) 30.0(1.18) 27.0(1.06)
18 3/8 -CM-ML18-NS6 45.6(1.80) 14.2(0.56) 24.4(0.96) 9.5(0.37) 30.0(1.18) 27.0(1.06)
20 1/2 -CM-ML20-RT8 52.3(2.06) 19.1(0.75) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18)
18 1/2 -CM-ML18-NS8 50.5(1.99) 19.1(0.75) 24.4(0.96) 11.9(0.47) 30.0(1.18) 27.0(1.06)
20 3/4 -CM-ML20-RT12 52.3(2.06) 19.1(0.75) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
18 3/4 -CM-ML18-NS12 50.5(1.99) 19.1(0.75) 24.4(0.96) 15.1(0.59) 30.0(1.18) 27.0(1.06)
22 3/4 -CM-ML22-RT12 52.3(2.06) 19.1(0.75) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
20 1/2 -CM-ML20-NS8 52.3(2.06) 19.1(0.75) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18)
22 1 -CM-ML22-RT16 57.1(2.25) 23.9(0.94) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38)
20 3/4 -CM-ML20-NS12 52.3(2.06) 19.1(0.75) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
25 1/2 -CM-ML25-RT8 57.5(2.26) 19.1(0.75) 31.3(1.23) 11.9(0.47) 38.0(1.50) 35.0(1.38)
20 1 -CM-ML20-NS16 57.1(2.25) 23.9(0.94) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38)
25 3/4 -CM-ML25-RT12 57.5(2.26) 19.1(0.75) 31.3(1.23) 15.9(0.63) 38.0(1.50) 35.0(1.38)
22 1/2 -CM-ML22-NS8 52.3(2.06) 19.1(0.75) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18)
25 1 -CM-ML25-RT16 62.3(2.45) 23.9(0.94) 31.3(1.23) 21.8(0.86) 38.0(1.50) 35.0(1.38)
22 3/4 -CM-ML22-NS12 52.3(2.06) 19.1(0.75) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
22 1 -CM-ML22-NS16 57.1(2.25) 23.9(0.94) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38) 28 1 -CM-ML28-RT16 72.4(2.85) 23.9(0.94) 36.6(1.44) 21.8(0.86) 46.0(1.81) 41.0(1.61)

25 1/2 -CM-ML25-NS8 57.5(2.26) 19.1(0.75) 31.3(1.23) 11.9(0.47) 38.0(1.50) 35.0(1.38) 28 1 1/4 -CM-ML28-RT20 73.1(2.88) 23.9(0.94) 36.6(1.44) 21.8(0.86) 46.0(1.81) 46.0(1.81)

25 3/4 -CM-ML25-NS12 57.5(2.26) 19.1(0.75) 31.3(1.23) 15.9(0.63) 38.0(1.50) 35.0(1.38) 30 1 1/4 -CM-ML30-RT20 77.2(3.04) 23.9(0.94) 39.6(1.56) 26.2(1.03) 50.0(1.97) 46.0(1.81)
25 1 -CM-ML25-NS16 62.3(2.45) 23.9(0.94) 31.3(1.23) 21.8(0.86) 38.0(1.50) 35.0(1.38) 32 1 1/4 -CM-ML32-RT20 79.6(3.13) 23.9(0.94) 42.0(1.65) 28.6(1.13) 50.0(1.97) 46.0(1.81)
28 1 -CM-ML28-NS16 72.4(2.85) 23.9(0.94) 36.6(1.44) 21.8(0.86) 46.0(1.81) 41.0(1.61) 38 1 1/2 -CM-ML38-RT24 91.6(3.61) 26.2(1.03) 49.4(1.94) 33.7(1.33) 60.0(2.36) 55.0(2.17)
28 1 1/4 -CM-ML28-NS20 73.1(2.88) 23.9(0.94) 36.6(1.44) 21.8(0.86) 46.0(1.81) 46.0(1.81)
30 1 1/4 -CM-ML30-NS20 77.2(3.04) 23.9(0.94) 39.6(1.56) 26.2(1.03) 50.0(1.97) 46.0(1.81)
32 1 1/4 -CM-ML32-NS20 79.6(3.13) 23.9(0.94) 42.0(1.65) 28.6(1.13) 50.0(1.97) 46.0(1.81)
38 1 1/2 -CM-ML38-NS24 91.6(3.61) 26.2(1.03) 49.4(1.94) 33.7(1.33) 60.0(2.36) 55.0(2.17)
 A-20 6D Series Tube Fittings 6D Series Tube Fittings A-21

Male Connectors Metric Tube NPT Thread Male Connectors Metric Tube ISO Tapered Thread (RT)
T-Tube Basic Dimensions, mm (in.) T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT P-RT

Tube Fittings
F - Body Hex
Tube Fittings

P F - Body Hex P
Ordering O.D. Ordering
(mm) Size L B C E G F (mm) Size L B C E G F
Number Number
G - Nut Hex

G - Nut Hex
2 1/8 -CM-ML2-NS2 30.5(1.20) 9.7(0.38) 12.9(0.51) 1.7(0.07) 12.0(0.47) 12.0(0.47) 2 1/8 -CM-ML2-RT2 30.5(1.20) 9.7(0.38) 12.9(0.51) 1.7(0.07) 12.0(0.47) 12.0(0.47)

E
T

E
T
3 1/8 -CM-ML3-NS2 30.5(1.20) 9.7(0.38) 12.9(0.51) 2.4(0.09) 12.0(0.47) 12.0(0.47) 3 1/8 -CM-ML3-RT2 30.5(1.20) 9.7(0.38) 12.9(0.51) 2.4(0.09) 12.0(0.47) 12.0(0.47)
3 1/4 -CM-ML3-NS4 35.6(1.40) 14.2(0.56) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55) 3 1/4 -CM-ML3-RT4 35.6(1.40) 14.2(0.56) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55)
C B 4 1/8 -CM-ML4-NS2 31.2(1.23) 9.7(0.38) 13.7(0.54) 2.4(0.09) 12.0(0.47) 12.0(0.47) 4 1/8 -CM-ML4-RT2
C B 31.2(1.23) 9.7(0.38) 13.7(0.54) 2.4(0.09) 12.0(0.47) 12.0(0.47)
L 4 1/4 -CM-ML4-NS4 36.3(1.43) 14.2(0.56) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55) L 4 1/4 -CM-ML4-RT4 36.3(1.43) 14.2(0.56) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55)
6 1/8 -CM-ML6-NS2 32.8(1.29) 9.7(0.38) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55) 6 1/8 -CM-ML6-RT2 32.8(1.29) 9.7(0.38) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
The E dimension refers
to the smallest nominal 6 1/4 -CM-ML6-NS4 37.9(1.49) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55) The E dimension refers 6 1/4 -CM-ML6-RT4 37.9(1.49) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
orifice. It might be larger 6 3/8 -CM-ML6-NS6 38.4(1.51) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71) to the smallest nominal
orifice. It might be larger 6 3/8 -CM-ML6-RT6 38.4(1.51) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71)
at tapered thread end, 6 1/2 -CM-ML6-NS8 44.7(1.76) 19.1(0.75) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
straight thread end. at tapered thread end, 6 1/2 -CM-ML6-RT8 44.7(1.76) 19.1(0.75) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
8 1/8 -CM-ML8-NS2 34.2(1.35) 9.7(0.38) 16.2(0.64) 4.8(0.19) 16.0(0.63) 15.0(0.59) straight thread end. 8 1/8 -CM-ML8-RT2 34.2(1.35) 9.7(0.38) 16.2(0.64) 4.8(0.19) 16.0(0.63) 15.0(0.59)
8 1/4 -CM-ML8-NS4 38.7(1.52) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 15.0(0.59)
8 1/4 -CM-ML8-RT4 38.7(1.52) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 15.0(0.59)
8 3/8 -CM-ML8-NS6 39.3(1.55) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71)
8 3/8 -CM-ML8-RT6 39.2(1.54) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71)
8 1/2 -CM-ML8-NS8 45.6(1.80) 19.1(0.75) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
8 1/2 -CM-ML8-RT8 45.6(1.80) 19.1(0.75) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
10 1/8 -CM-ML10-NS2 36.3(1.43) 9.7(0.38) 17.2(0.68) 4.8(0.19) 19.0(0.75) 18.0(0.71)
10 1/8 -CM-ML10-RT2 36.3(1.43) 9.7(0.38) 17.2(0.68) 4.8(0.19) 19.0(0.75) 18.0(0.71)
10 1/4 -CM-ML10-NS4 40.9(1.61) 14.2(0.56) 17.2(0.68) 7.1(0.28) 19.0(0.75) 18.0(0.71)
10 1/4 -CM-ML10-RT4 40.9(1.61) 14.2(0.56) 17.2(0.68) 7.1(0.28) 19.0(0.75) 18.0(0.71)
10 3/8 -CM-ML10-NS6 40.9(1.61) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 18.0(0.71)
10 3/8 -CM-ML10-RT6 40.9(1.61) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 18.0(0.71)
10 1/2 -CM-ML10-NS8 46.5(1.83) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
10 1/2 -CM-ML10-RT8 46.5(1.83) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
10 3/4 -CM-ML10-NS12 48.0(1.89) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
10 1 -CM-ML10-NS16 10 3/4 -CM-ML10-RT12 48.0(1.89) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
54.6(2.15) 23.9(0.94) 17.2(0.68) 7.9(0.31) 19.0(0.75) 35.0(1.38)
12 1/8 -CM-ML12-NS2 38.8(1.53) 9.7(0.38) 22.8(0.90) 4.8(0.19) 22.0(0.87) 22.0(0.87) 12 1/8 -CM-ML12-RT2 38.9(1.53) 9.7(0.38) 22.8(0.90) 4.8(0.19) 22.0(0.87) 22.0(0.87)

12 1/4 -CM-ML12-NS4 43.4(1.71) 14.2(0.56) 22.8(0.90) 7.1(0.28) 22.0(0.87) 22.0(0.87) 12 1/4 -CM-ML12-RT4 43.4(1.71) 14.2(0.56) 22.8(0.90) 7.1(0.28) 22.0(0.87) 22.0(0.87)
12 3/8 -CM-ML12-NS6 43.4(1.71) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87) 12 3/8 -CM-ML12-RT6 43.4(1.71) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
12 1/2 -CM-ML12-NS8 49.0(1.93) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87) 12 1/2 -CM-ML12-RT8 49.0(1.93) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
12 3/4 -CM-ML12-NS12 49.1(1.93) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 12 3/4 -CM-ML12-RT12 50.5(1.99) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06)
14 1/8 -CM-ML14-NS2 39.9(1.57) 9.7(0.38) 24.4(0.96) 4.8(0.19) 25.0(0.98) 24.0(0.94) 14 1/8 -CM-ML14-RT2 39.9(1.57) 9.7(0.38) 24.4(0.96) 4.8(0.19) 25.0(0.98) 24.0(0.94)
14 1/4 -CM-ML14-NS4 44.1(1.74) 14.2(0.56) 24.4(0.96) 7.1(0.28) 25.0(0.98) 24.0(0.94) 14 1/4 -CM-ML14-RT4 44.1(1.74) 14.2(0.56) 24.4(0.96) 7.1(0.28) 25.0(0.98) 24.0(0.94)
14 3/8 -CM-ML14-NS6 44.1(1.74) 14.2(0.56) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94) 14 3/8 -CM-ML14-RT6 44.1(1.74) 14.2(0.56) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94)
14 1/2 -CM-ML14-NS8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.1(0.44) 25.0(0.98) 24.0(0.94) 14 1/2 -CM-ML14-RT8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.1(0.44) 25.0(0.98) 24.0(0.94)
14 3/4 -CM-ML14-NS12 49.1(1.93) 19.1(0.75) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06) 14 3/4 -CM-ML14-RT12 50.5(1.99) 19.1(0.75) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06)
15 1/2 -CM-ML15-NS8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 24.0(0.94) 15 1/2 -CM-ML15-RT8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 24.0(0.94)
15 3/4 -CM-ML15-NS12 50.5(1.99) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 16 1/4 -CM-ML16-RT4 44.1(1.74) 14.2(0.56) 24.4(0.96) 7.1(0.28) 25.0(0.98) 24.0(0.94)
15 1 -CM-ML15-NS16 57.1(2.25) 23.9(0.94) 24.4(0.96) 11.9(0.47) 25.0(0.98) 35.0(1.38) 16 3/8 -CM-ML16-RT6 44.1(1.74) 14.2(0.56) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94)
16 1/4 -CM-ML16-NS4 44.1(1.74) 14.2(0.56) 24.4(0.96) 7.1(0.28) 25.0(0.98) 24.0(0.94) 16 1/2 -CM-ML16-RT8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 24.0(0.94)
16 3/8 -CM-ML16-NS6 44.1(1.74) 14.2(0.56) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94)
16 3/4 -CM-ML16-RT12 50.5(1.99) 19.1(0.75) 24.4(0.96) 12.7(0.5) 25.0(0.98) 27.0(1.06)
16 1/2 -CM-ML16-NS8 49.0(1.93) 19.1(0.75) 24.4(0.96) 11.9(0.47) 25.0(0.98) 24.0(0.94)
18 1/2 -CM-ML18-RT8 50.5(1.99) 19.1(0.75) 24.4(0.96) 11.9(0.47) 30.0(1.18) 27.0(1.06)
16 3/4 -CM-ML16-NS12 50.5(1.99) 19.1(0.75) 24.4(0.96) 12.7(0.5) 25.0(0.98) 27.0(1.06)
18 3/4 -CM-ML18-RT12 50.5(1.99) 19.1(0.75) 24.4(0.96) 15.1(0.59) 30.0(1.18) 27.0(1.06)
18 3/8 -CM-ML18-NS6 45.6(1.80) 14.2(0.56) 24.4(0.96) 9.5(0.37) 30.0(1.18) 27.0(1.06)
20 1/2 -CM-ML20-RT8 52.3(2.06) 19.1(0.75) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18)
18 1/2 -CM-ML18-NS8 50.5(1.99) 19.1(0.75) 24.4(0.96) 11.9(0.47) 30.0(1.18) 27.0(1.06)
20 3/4 -CM-ML20-RT12 52.3(2.06) 19.1(0.75) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
18 3/4 -CM-ML18-NS12 50.5(1.99) 19.1(0.75) 24.4(0.96) 15.1(0.59) 30.0(1.18) 27.0(1.06)
22 3/4 -CM-ML22-RT12 52.3(2.06) 19.1(0.75) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
20 1/2 -CM-ML20-NS8 52.3(2.06) 19.1(0.75) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18)
22 1 -CM-ML22-RT16 57.1(2.25) 23.9(0.94) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38)
20 3/4 -CM-ML20-NS12 52.3(2.06) 19.1(0.75) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
25 1/2 -CM-ML25-RT8 57.5(2.26) 19.1(0.75) 31.3(1.23) 11.9(0.47) 38.0(1.50) 35.0(1.38)
20 1 -CM-ML20-NS16 57.1(2.25) 23.9(0.94) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38)
25 3/4 -CM-ML25-RT12 57.5(2.26) 19.1(0.75) 31.3(1.23) 15.9(0.63) 38.0(1.50) 35.0(1.38)
22 1/2 -CM-ML22-NS8 52.3(2.06) 19.1(0.75) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18)
25 1 -CM-ML25-RT16 62.3(2.45) 23.9(0.94) 31.3(1.23) 21.8(0.86) 38.0(1.50) 35.0(1.38)
22 3/4 -CM-ML22-NS12 52.3(2.06) 19.1(0.75) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
22 1 -CM-ML22-NS16 57.1(2.25) 23.9(0.94) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38) 28 1 -CM-ML28-RT16 72.4(2.85) 23.9(0.94) 36.6(1.44) 21.8(0.86) 46.0(1.81) 41.0(1.61)

25 1/2 -CM-ML25-NS8 57.5(2.26) 19.1(0.75) 31.3(1.23) 11.9(0.47) 38.0(1.50) 35.0(1.38) 28 1 1/4 -CM-ML28-RT20 73.1(2.88) 23.9(0.94) 36.6(1.44) 21.8(0.86) 46.0(1.81) 46.0(1.81)

25 3/4 -CM-ML25-NS12 57.5(2.26) 19.1(0.75) 31.3(1.23) 15.9(0.63) 38.0(1.50) 35.0(1.38) 30 1 1/4 -CM-ML30-RT20 77.2(3.04) 23.9(0.94) 39.6(1.56) 26.2(1.03) 50.0(1.97) 46.0(1.81)
25 1 -CM-ML25-NS16 62.3(2.45) 23.9(0.94) 31.3(1.23) 21.8(0.86) 38.0(1.50) 35.0(1.38) 32 1 1/4 -CM-ML32-RT20 79.6(3.13) 23.9(0.94) 42.0(1.65) 28.6(1.13) 50.0(1.97) 46.0(1.81)
28 1 -CM-ML28-NS16 72.4(2.85) 23.9(0.94) 36.6(1.44) 21.8(0.86) 46.0(1.81) 41.0(1.61) 38 1 1/2 -CM-ML38-RT24 91.6(3.61) 26.2(1.03) 49.4(1.94) 33.7(1.33) 60.0(2.36) 55.0(2.17)
28 1 1/4 -CM-ML28-NS20 73.1(2.88) 23.9(0.94) 36.6(1.44) 21.8(0.86) 46.0(1.81) 46.0(1.81)
30 1 1/4 -CM-ML30-NS20 77.2(3.04) 23.9(0.94) 39.6(1.56) 26.2(1.03) 50.0(1.97) 46.0(1.81)
32 1 1/4 -CM-ML32-NS20 79.6(3.13) 23.9(0.94) 42.0(1.65) 28.6(1.13) 50.0(1.97) 46.0(1.81)
38 1 1/2 -CM-ML38-NS24 91.6(3.61) 26.2(1.03) 49.4(1.94) 33.7(1.33) 60.0(2.36) 55.0(2.17)
 A-22 6D Series Tube Fittings 6D Series Tube Fittings A-23

Male Connectors Metric Tube ISO Parallel Thread (RS) Male Connectors Metric Tube ISO Parallel Thread (RP)
F - Body Hex P
T-Tube Basic Dimensions, mm (in.) F - Body Hex T-Tube Basic Dimensions, mm (in.)
O.D. P-RS O.D. P-RP

Tube Fittings
Tube Fittings

P
Ordering Ordering
(mm) Size Number L B C E G F D (mm) Size Number L B C E G F D

G - Nut Hex
G - Nut Hex

2 1/8 -CM-ML2-RS2 30.0(1.18) 7.1(0.28) 12.9(0.51) 1.7(0.07) 12.0(0.47) 14.0(0.55) 13.7(0.54) 3 1/8 -CM-ML3-RP2 30.0(1.18) 7.1(0.28) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55) 13.8(0.54)

D
E

E
T
T

3 1/8 -CM-ML3-RS2 30.0(1.18) 7.1(0.28) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55) 13.7(0.54) 3 1/4 -CM-ML3-RP4 35.3(1.39) 11.2(0.44) 12.9(0.51) 2.4(0.09) 12.0(0.47) 19.0(0.75) 18.0(0.71)
3 1/4 -CM-ML3-RS4 35.3(1.39) 11.2(0.44) 12.9(0.51) 2.4(0.09) 12.0(0.47) 19.0(0.75) 18.0(0.71) 4 1/8 -CM-ML4-RP2 30.7(1.21) 7.1(0.28) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55) 13.8(0.54)
C B C B
4 1/8 -CM-ML4-RS2 30.7(1.21) 7.1(0.28) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55) 13.7(0.54) 6 1/8 -CM-ML6-RP2 32.3(1.27) 7.1(0.28) 15.3(0.60) 4.0(0.16) 14.0(0.55) 14.0(0.55) 13.8(0.54)
L
L 4 1/4 -CM-ML4-RS4 36.0(1.42) 11.2(0.44) 13.7(0.54) 2.4(0.09) 12.0(0.47) 19.0(0.75) 18.0(0.71) 6 1/4 -CM-ML6-RP4 37.6(1.48) 11.2(0.44) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75) 18.0(0.71)
6 1/8 -CM-ML6-RS2 32.3(1.27) 7.1(0.28) 15.3(0.60) 4.0(0.16) 14.0(0.55) 14.0(0.55) 13.7(0.54) The E dimension refers 6 3/8 -CM-ML6-RP6 38.9(1.53) 11.2(0.44) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87) 21.8(0.86)
The E dimension refers
6 1/4 -CM-ML6-RS4 37.6(1.48) 11.2(0.44) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75) 18.0(0.71) to the smallest nominal 6 1/2 -CM-ML6-RP8 44.7(1.76) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06) 26.0(1.02)
to the smallest nominal
orifice. It might be larger
orifice. It might be larger 6 3/8 -CM-ML6-RS6 38.9(1.53) 11.2(0.44) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87) 21.6(0.85) 8 1/8 -CM-ML8-RP2 33.3(1.31) 7.1(0.28) 16.2(0.64) 4.0(0.16) 16.0(0.63) 15.0(0.59) 13.8(0.54)
at tapered thread end,
at tapered thread end,
6 1/2 -CM-ML6-RS8 44.7(1.76) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06) 25.9(1.02) straight thread end. 8 1/4 -CM-ML8-RP4 38.5(1.52) 11.2(0.44) 16.2(0.64) 5.9(0.23) 16.0(0.63) 19.0(0.75) 18.0(0.71)
straight thread end.
8 1/8 -CM-ML8-RS2 33.2(1.31) 7.1(0.28) 16.2(0.64) 4.0(0.16) 16.0(0.63) 15.0(0.59) 13.7(0.54) 8 3/8 -CM-ML8-RP6 39.8(1.57) 11.2(0.44) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87) 21.8(0.86)
8 1/4 -CM-ML8-RS4 38.5(1.52) 11.2(0.44) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75) 18.0(0.71) 8 1/2 -CM-ML8-RP8 45.6(1.80) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06) 26.0(1.02)
8 3/8 -CM-ML8-RS6 39.8(1.57) 11.2(0.44) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87) 21.6(0.85) 10 1/4 -CM-ML10-RP4 39.4(1.55) 11.2(0.44) 17.2(0.68) 5.9(0.23) 19.0(0.75) 19.0(0.75) 18.0(0.71)
8 1/2 -CM-ML8-RS8 45.6(1.80) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06) 25.9(1.02) 10 3/8 -CM-ML10-RP6 42.8(1.69) 11.2(0.44) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 21.8(0.86)
8 3/4 -CM-ML8-RS12 49.5(1.95) 15.7(0.62) 16.2(0.64) 6.4(0.25) 16.0(0.63) 35.0(1.38) 32.0(1.26) 10 1/2 -CM-ML10-RP8 46.5(1.83) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06) 26.0(1.02)
10 1/4 -CM-ML10-RS4 39.4(1.55) 11.2(0.44) 17.2(0.68) 5.9(0.23) 19.0(0.75) 19.0(0.75) 18.0(0.71) 12 1/4 -CM-ML12-RP4 42.6(1.68) 11.2(0.44) 22.8(0.90) 5.9(0.23) 22.0(0.87) 22.0(0.87) 18.0(0.71)
10 3/8 -CM-ML10-RS6 40.6(1.60) 11.2(0.44) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 21.6(0.85) 12 3/8 -CM-ML12-RP6 43.1(1.70) 11.2(0.44) 22.8(0.90) 7.9(0.31) 22.0(0.87) 22.0(0.87) 21.8(0.86)
10 1/2 -CM-ML10-RS8 46.5(1.83) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06) 25.9(1.02) 12 1/2 -CM-ML12-RP8 52.1(2.05) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 26.0(1.02)
12 1/4 -CM-ML12-RS4 42.6(1.68) 11.2(0.44) 22.8(0.90) 5.9(0.23) 22.0(0.87) 22.0(0.87) 18.0(0.71) 12 3/4 -CM-ML12-RP12 52.8(2.08) 15.7(0.62) 22.8(0.90) 9.5(0.37) 22.0(0.87) 35.0(1.38) 32.0(1.26)
12 3/8 -CM-ML12-RS6 43.1(1.70) 11.2(0.44) 22.8(0.90) 7.9(0.31) 22.0(0.87) 22.0(0.87) 21.6(0.85) 15 1/2 -CM-ML15-RP8 47.5(1.87) 14.2(0.56) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 26.0(1.02)
12 1/2 -CM-ML12-RS8 49.0(1.93) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 25.9(1.02) 16 3/8 -CM-ML16-RP6 43.9(1.73) 11.2(0.44) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94) 21.8(0.86)
12 3/4 -CM-ML12-RS12 52.8(2.08) 15.7(0.62) 22.8(0.90) 9.5(0.37) 22.0(0.87) 35.0(1.38) 32.0(1.26) 16 1/2 -CM-ML16-RP8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 26.0(1.02)
14 1/4 -CM-ML14-RS4 44.2(1.74) 11.2(0.44) 24.4(0.96) 6.4(0.25) 25.0(0.98) 24.0(0.94) 18.0(0.71) 18 1/2 -CM-ML18-RP8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 30.0(1.18) 27.0(1.06) 26.0(1.02)
14 3/8 -CM-ML14-RS6 43.9(1.73) 11.2(0.44) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94) 21.6(0.85) 18 3/4 -CM-ML18-RP12 52.8(2.08) 15.7(0.62) 24.4(0.96) 15.1(0.59) 30.0(1.18) 35.0(1.38) 32.0(1.26)
14 1/2 -CM-ML14-RS8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06) 25.9(1.02) 20 1/2 -CM-ML20-RP8 50.5(1.99) 14.2(0.56) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18) 26.0(1.02)
14 3/4 -CM-ML14-RS12 52.8(2.08) 15.7(0.62) 24.4(0.96) 11.1(0.44) 25.0(0.98) 35.0(1.38) 32.0(1.26) 20 3/4 -CM-ML20-RP12 52.8(2.08) 15.7(0.62) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 32.0(1.26)
15 3/8 -CM-ML15-RS6 43.9(1.73) 11.2(0.44) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94) 21.6(0.85) 22 3/4 -CM-ML22-RP12 52.8(2.08) 15.7(0.62) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 32.0(1.26)
15 1/2 -CM-ML15-RS8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 25.9(1.02) 22 1 -CM-ML22-RP16 55.3(2.18) 18.3(0.72) 26.0(1.02) 18.3(0.72) 32.0(1.26) 41.0(1.61) 39.0(1.54)
15 3/4 -CM-ML15-RS12 52.8(2.08) 15.7(0.62) 24.4(0.96) 11.9(0.47) 25.0(0.98) 35.0(1.38) 32.0(1.26) 25 3/4 -CM-ML25-RP12 57.5(2.26) 15.7(0.62) 31.3(1.23) 15.9(0.63) 38.0(1.50) 35.0(1.38) 32.0(1.26)
16 3/8 -CM-ML16-RS6 43.9(1.73) 11.2(0.44) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94) 21.6(0.85) 25 1 -CM-ML25-RP16 60.1(2.37) 18.3(0.72) 31.3(1.23) 19.8(0.78) 38.0(1.50) 41.0(1.61) 39.0(1.54)
16 1/2 -CM-ML16-RS8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 25.9(1.02) 28 1 -CM-ML28-RP16 70.1(2.76) 18.3(0.72) 36.6(1.44) 19.8(0.78) 46.0(1.81) 41.0(1.61) 39.0(1.54)
16 3/4 -CM-ML16-RS12 52.8(2.08) 15.7(0.62) 24.4(0.96) 12.7(0.5) 25.0(0.98) 35.0(1.38) 32.0(1.26) 28 1 1/4 -CM-ML28-RP20 73.9(2.91) 19.8(0.78) 36.6(1.44) 21.8(0.86) 46.0(1.81) 50.0(1.97) 49.0(1.93)
18 1/2 -CM-ML18-RS8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 30.0(1.18) 27.0(1.06) 25.9(1.02) 30 1 1/4 -CM-ML30-RP20 76.5(3.01) 19.8(0.78) 39.6(1.56) 26.2(1.03) 50.0(1.97) 50.0(1.97) 49.0(1.93)
18 3/4 -CM-ML18-RS12 52.8(2.08) 15.7(0.62) 24.4(0.96) 15.1(0.59) 30.0(1.18) 35.0(1.38) 32.0(1.26) 32 1 1/4 -CM-ML32-RP20 78.9(3.11) 19.8(0.78) 42.0(1.65) 28.6(1.13) 50.0(1.97) 50.0(1.97) 49.0(1.93)
20 1/2 -CM-ML20-RS8 50.5(1.99) 14.2(0.56) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18) 25.9(1.02) 38 1 1/2 -CM-ML38-RP24 89.3(3.52) 20.6(0.81) 49.4(1.94) 31.8(1.25) 60.0(2.36) 55.0(2.17) 54.7(2.15)
20 3/4 -CM-ML20-RS12 52.8(2.08) 15.7(0.62) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 32.0(1.26)
22 3/4 -CM-ML22-RS12 52.8(2.08) 15.7(0.62) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 32.0(1.26)
22 1 -CM-ML22-RS16 55.3(2.18) 18.3(0.72) 26.0(1.02) 18.3(0.72) 32.0(1.26) 41.0(1.61) 39.1(1.54) F - Body Hex
25 3/4 -CM-ML25-RS12 57.5(2.26) 15.7(0.62) 31.3(1.23) 15.9(0.63) 38.0(1.50) 35.0(1.38) 32.0(1.26) Metric Tube ISO Parallel Thread (BP)

G - Nut Hex
25 1 -CM-ML25-RS16 60.1(2.37) 18.3(0.72) 31.3(1.23) 19.8(0.78) 38.0(1.50) 41.0(1.61) 39.1(1.54) T-Tube Basic Dimensions, mm (in.)
O.D. P-BP Ordering

E
28 1 -CM-ML28-RS16 70.1(2.76) 18.3(0.72) 36.6(1.44) 19.8(0.78) 46.0(1.81) 41.0(1.61) 39.1(1.54) (mm) Size L B C E G F

P
Number
28 1 1/4 -CM-ML28-RS20 73.9(2.91) 19.8(0.78) 36.6(1.44) 21.8(0.86) 46.0(1.81) 50.0(1.97) 49.0(1.93)
6 1/4 -CM-ML6-BP4 36.9(1.45) 12.9(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
30 1 1/4 -CM-ML30-RS20 79.2(312) 19.8(0.78) 39.6(1.56) 26.2(1.03) 50.0(1.97) 50.0(1.97) 49.0(1.93) C B
6 3/8 -CM-ML6-BP6 39.5(1.56) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71)
32 1 1/4 -CM-ML32-RS20 78.9(3.11) 19.8(0.78) 42.0(1.65) 28.6(1.13) 50.0(1.97) 50.0(1.97) 49.0(1.93) L
8 1/8 -CM-ML8-BP2 33.9(1.33) 9.8(0.39) 16.2(0.64) 4.0(0.16) 16.0(0.63) 14.0(0.55)
38 1 1/2 -CM-ML38-RS24 90.8(3.57) 20.6(0.81) 49.4(1.94) 31.8(1.25) 60.0(2.36) 55.0(2.17) 54.7(2.15)
The E dimension refers 8 1/4 -CM-ML8-BP4 37.0(1.46) 12.9(0.51) 16.2(0.64) 6.4(0.25) 16.0(0.63) 14.0(0.55)
to the smallest nominal 8 3/8 -CM-ML8-BP6 39.3(1.55) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71)
orifice. It might be larger 8 1/2 -CM-ML8-BP8 45.4(1.79) 18.8(0.74) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
at tapered thread end,
straight thread end. 10 1/4 -CM-ML10-BP4 39.5(1.56) 12.9(0.51) 17.2(0.68) 5.9(0.23) 19.0(0.75) 18.0(0.71)
10 1/2 -CM-ML10-BP8 46.3(1.82) 18.8(0.74) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
12 3/8 -CM-ML12-BP6 44.2(1.74) 14.2(0.56) 22.8(0.90) 7.9(0.31) 22.0(0.87) 22.0(0.87)
12 1/2 -CM-ML12-BP8 52.1(2.05) 18.8(0.74) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
14 1/4 -CM-ML14-BP4 42.9(1.69) 12.9(0.51) 24.4(0.96) 5.9(0.23) 25.0(0.98) 24.0(0.94)
16 3/8 -CM-ML16-BP6 43.4(1.71) 14.2(0.56) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94)
16 1/2 -CM-ML16-BP8 47.9(1.89) 18.8(0.74) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94)
18 1/2 -CM-ML18-BP8 49.8(1.96) 18.8(0.74) 24.4(0.96) 9.5(0.37) 30.0(1.18) 27.0(1.06)
 A-22 6D Series Tube Fittings 6D Series Tube Fittings A-23

Male Connectors Metric Tube ISO Parallel Thread (RS) Male Connectors Metric Tube ISO Parallel Thread (RP)
F - Body Hex P
T-Tube Basic Dimensions, mm (in.) F - Body Hex T-Tube Basic Dimensions, mm (in.)
O.D. P-RS O.D. P-RP

Tube Fittings
Tube Fittings

P
Ordering Ordering
(mm) Size Number L B C E G F D (mm) Size Number L B C E G F D

G - Nut Hex
G - Nut Hex

2 1/8 -CM-ML2-RS2 30.0(1.18) 7.1(0.28) 12.9(0.51) 1.7(0.07) 12.0(0.47) 14.0(0.55) 13.7(0.54) 3 1/8 -CM-ML3-RP2 30.0(1.18) 7.1(0.28) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55) 13.8(0.54)

D
E

E
T
T

3 1/8 -CM-ML3-RS2 30.0(1.18) 7.1(0.28) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55) 13.7(0.54) 3 1/4 -CM-ML3-RP4 35.3(1.39) 11.2(0.44) 12.9(0.51) 2.4(0.09) 12.0(0.47) 19.0(0.75) 18.0(0.71)
3 1/4 -CM-ML3-RS4 35.3(1.39) 11.2(0.44) 12.9(0.51) 2.4(0.09) 12.0(0.47) 19.0(0.75) 18.0(0.71) 4 1/8 -CM-ML4-RP2 30.7(1.21) 7.1(0.28) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55) 13.8(0.54)
C B C B
4 1/8 -CM-ML4-RS2 30.7(1.21) 7.1(0.28) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55) 13.7(0.54) 6 1/8 -CM-ML6-RP2 32.3(1.27) 7.1(0.28) 15.3(0.60) 4.0(0.16) 14.0(0.55) 14.0(0.55) 13.8(0.54)
L
L 4 1/4 -CM-ML4-RS4 36.0(1.42) 11.2(0.44) 13.7(0.54) 2.4(0.09) 12.0(0.47) 19.0(0.75) 18.0(0.71) 6 1/4 -CM-ML6-RP4 37.6(1.48) 11.2(0.44) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75) 18.0(0.71)
6 1/8 -CM-ML6-RS2 32.3(1.27) 7.1(0.28) 15.3(0.60) 4.0(0.16) 14.0(0.55) 14.0(0.55) 13.7(0.54) The E dimension refers 6 3/8 -CM-ML6-RP6 38.9(1.53) 11.2(0.44) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87) 21.8(0.86)
The E dimension refers
6 1/4 -CM-ML6-RS4 37.6(1.48) 11.2(0.44) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75) 18.0(0.71) to the smallest nominal 6 1/2 -CM-ML6-RP8 44.7(1.76) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06) 26.0(1.02)
to the smallest nominal
orifice. It might be larger
orifice. It might be larger 6 3/8 -CM-ML6-RS6 38.9(1.53) 11.2(0.44) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87) 21.6(0.85) 8 1/8 -CM-ML8-RP2 33.3(1.31) 7.1(0.28) 16.2(0.64) 4.0(0.16) 16.0(0.63) 15.0(0.59) 13.8(0.54)
at tapered thread end,
at tapered thread end,
6 1/2 -CM-ML6-RS8 44.7(1.76) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06) 25.9(1.02) straight thread end. 8 1/4 -CM-ML8-RP4 38.5(1.52) 11.2(0.44) 16.2(0.64) 5.9(0.23) 16.0(0.63) 19.0(0.75) 18.0(0.71)
straight thread end.
8 1/8 -CM-ML8-RS2 33.2(1.31) 7.1(0.28) 16.2(0.64) 4.0(0.16) 16.0(0.63) 15.0(0.59) 13.7(0.54) 8 3/8 -CM-ML8-RP6 39.8(1.57) 11.2(0.44) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87) 21.8(0.86)
8 1/4 -CM-ML8-RS4 38.5(1.52) 11.2(0.44) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75) 18.0(0.71) 8 1/2 -CM-ML8-RP8 45.6(1.80) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06) 26.0(1.02)
8 3/8 -CM-ML8-RS6 39.8(1.57) 11.2(0.44) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87) 21.6(0.85) 10 1/4 -CM-ML10-RP4 39.4(1.55) 11.2(0.44) 17.2(0.68) 5.9(0.23) 19.0(0.75) 19.0(0.75) 18.0(0.71)
8 1/2 -CM-ML8-RS8 45.6(1.80) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06) 25.9(1.02) 10 3/8 -CM-ML10-RP6 42.8(1.69) 11.2(0.44) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 21.8(0.86)
8 3/4 -CM-ML8-RS12 49.5(1.95) 15.7(0.62) 16.2(0.64) 6.4(0.25) 16.0(0.63) 35.0(1.38) 32.0(1.26) 10 1/2 -CM-ML10-RP8 46.5(1.83) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06) 26.0(1.02)
10 1/4 -CM-ML10-RS4 39.4(1.55) 11.2(0.44) 17.2(0.68) 5.9(0.23) 19.0(0.75) 19.0(0.75) 18.0(0.71) 12 1/4 -CM-ML12-RP4 42.6(1.68) 11.2(0.44) 22.8(0.90) 5.9(0.23) 22.0(0.87) 22.0(0.87) 18.0(0.71)
10 3/8 -CM-ML10-RS6 40.6(1.60) 11.2(0.44) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 21.6(0.85) 12 3/8 -CM-ML12-RP6 43.1(1.70) 11.2(0.44) 22.8(0.90) 7.9(0.31) 22.0(0.87) 22.0(0.87) 21.8(0.86)
10 1/2 -CM-ML10-RS8 46.5(1.83) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06) 25.9(1.02) 12 1/2 -CM-ML12-RP8 52.1(2.05) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 26.0(1.02)
12 1/4 -CM-ML12-RS4 42.6(1.68) 11.2(0.44) 22.8(0.90) 5.9(0.23) 22.0(0.87) 22.0(0.87) 18.0(0.71) 12 3/4 -CM-ML12-RP12 52.8(2.08) 15.7(0.62) 22.8(0.90) 9.5(0.37) 22.0(0.87) 35.0(1.38) 32.0(1.26)
12 3/8 -CM-ML12-RS6 43.1(1.70) 11.2(0.44) 22.8(0.90) 7.9(0.31) 22.0(0.87) 22.0(0.87) 21.6(0.85) 15 1/2 -CM-ML15-RP8 47.5(1.87) 14.2(0.56) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 26.0(1.02)
12 1/2 -CM-ML12-RS8 49.0(1.93) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 25.9(1.02) 16 3/8 -CM-ML16-RP6 43.9(1.73) 11.2(0.44) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94) 21.8(0.86)
12 3/4 -CM-ML12-RS12 52.8(2.08) 15.7(0.62) 22.8(0.90) 9.5(0.37) 22.0(0.87) 35.0(1.38) 32.0(1.26) 16 1/2 -CM-ML16-RP8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 26.0(1.02)
14 1/4 -CM-ML14-RS4 44.2(1.74) 11.2(0.44) 24.4(0.96) 6.4(0.25) 25.0(0.98) 24.0(0.94) 18.0(0.71) 18 1/2 -CM-ML18-RP8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 30.0(1.18) 27.0(1.06) 26.0(1.02)
14 3/8 -CM-ML14-RS6 43.9(1.73) 11.2(0.44) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94) 21.6(0.85) 18 3/4 -CM-ML18-RP12 52.8(2.08) 15.7(0.62) 24.4(0.96) 15.1(0.59) 30.0(1.18) 35.0(1.38) 32.0(1.26)
14 1/2 -CM-ML14-RS8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06) 25.9(1.02) 20 1/2 -CM-ML20-RP8 50.5(1.99) 14.2(0.56) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18) 26.0(1.02)
14 3/4 -CM-ML14-RS12 52.8(2.08) 15.7(0.62) 24.4(0.96) 11.1(0.44) 25.0(0.98) 35.0(1.38) 32.0(1.26) 20 3/4 -CM-ML20-RP12 52.8(2.08) 15.7(0.62) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 32.0(1.26)
15 3/8 -CM-ML15-RS6 43.9(1.73) 11.2(0.44) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94) 21.6(0.85) 22 3/4 -CM-ML22-RP12 52.8(2.08) 15.7(0.62) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 32.0(1.26)
15 1/2 -CM-ML15-RS8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 25.9(1.02) 22 1 -CM-ML22-RP16 55.3(2.18) 18.3(0.72) 26.0(1.02) 18.3(0.72) 32.0(1.26) 41.0(1.61) 39.0(1.54)
15 3/4 -CM-ML15-RS12 52.8(2.08) 15.7(0.62) 24.4(0.96) 11.9(0.47) 25.0(0.98) 35.0(1.38) 32.0(1.26) 25 3/4 -CM-ML25-RP12 57.5(2.26) 15.7(0.62) 31.3(1.23) 15.9(0.63) 38.0(1.50) 35.0(1.38) 32.0(1.26)
16 3/8 -CM-ML16-RS6 43.9(1.73) 11.2(0.44) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94) 21.6(0.85) 25 1 -CM-ML25-RP16 60.1(2.37) 18.3(0.72) 31.3(1.23) 19.8(0.78) 38.0(1.50) 41.0(1.61) 39.0(1.54)
16 1/2 -CM-ML16-RS8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 25.9(1.02) 28 1 -CM-ML28-RP16 70.1(2.76) 18.3(0.72) 36.6(1.44) 19.8(0.78) 46.0(1.81) 41.0(1.61) 39.0(1.54)
16 3/4 -CM-ML16-RS12 52.8(2.08) 15.7(0.62) 24.4(0.96) 12.7(0.5) 25.0(0.98) 35.0(1.38) 32.0(1.26) 28 1 1/4 -CM-ML28-RP20 73.9(2.91) 19.8(0.78) 36.6(1.44) 21.8(0.86) 46.0(1.81) 50.0(1.97) 49.0(1.93)
18 1/2 -CM-ML18-RS8 49.0(1.93) 14.2(0.56) 24.4(0.96) 11.9(0.47) 30.0(1.18) 27.0(1.06) 25.9(1.02) 30 1 1/4 -CM-ML30-RP20 76.5(3.01) 19.8(0.78) 39.6(1.56) 26.2(1.03) 50.0(1.97) 50.0(1.97) 49.0(1.93)
18 3/4 -CM-ML18-RS12 52.8(2.08) 15.7(0.62) 24.4(0.96) 15.1(0.59) 30.0(1.18) 35.0(1.38) 32.0(1.26) 32 1 1/4 -CM-ML32-RP20 78.9(3.11) 19.8(0.78) 42.0(1.65) 28.6(1.13) 50.0(1.97) 50.0(1.97) 49.0(1.93)
20 1/2 -CM-ML20-RS8 50.5(1.99) 14.2(0.56) 26.0(1.02) 11.9(0.47) 32.0(1.26) 30.0(1.18) 25.9(1.02) 38 1 1/2 -CM-ML38-RP24 89.3(3.52) 20.6(0.81) 49.4(1.94) 31.8(1.25) 60.0(2.36) 55.0(2.17) 54.7(2.15)
20 3/4 -CM-ML20-RS12 52.8(2.08) 15.7(0.62) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 32.0(1.26)
22 3/4 -CM-ML22-RS12 52.8(2.08) 15.7(0.62) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 32.0(1.26)
22 1 -CM-ML22-RS16 55.3(2.18) 18.3(0.72) 26.0(1.02) 18.3(0.72) 32.0(1.26) 41.0(1.61) 39.1(1.54) F - Body Hex
25 3/4 -CM-ML25-RS12 57.5(2.26) 15.7(0.62) 31.3(1.23) 15.9(0.63) 38.0(1.50) 35.0(1.38) 32.0(1.26) Metric Tube ISO Parallel Thread (BP)

G - Nut Hex
25 1 -CM-ML25-RS16 60.1(2.37) 18.3(0.72) 31.3(1.23) 19.8(0.78) 38.0(1.50) 41.0(1.61) 39.1(1.54) T-Tube Basic Dimensions, mm (in.)
O.D. P-BP Ordering

E
28 1 -CM-ML28-RS16 70.1(2.76) 18.3(0.72) 36.6(1.44) 19.8(0.78) 46.0(1.81) 41.0(1.61) 39.1(1.54) (mm) Size L B C E G F

P
Number
28 1 1/4 -CM-ML28-RS20 73.9(2.91) 19.8(0.78) 36.6(1.44) 21.8(0.86) 46.0(1.81) 50.0(1.97) 49.0(1.93)
6 1/4 -CM-ML6-BP4 36.9(1.45) 12.9(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
30 1 1/4 -CM-ML30-RS20 79.2(312) 19.8(0.78) 39.6(1.56) 26.2(1.03) 50.0(1.97) 50.0(1.97) 49.0(1.93) C B
6 3/8 -CM-ML6-BP6 39.5(1.56) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71)
32 1 1/4 -CM-ML32-RS20 78.9(3.11) 19.8(0.78) 42.0(1.65) 28.6(1.13) 50.0(1.97) 50.0(1.97) 49.0(1.93) L
8 1/8 -CM-ML8-BP2 33.9(1.33) 9.8(0.39) 16.2(0.64) 4.0(0.16) 16.0(0.63) 14.0(0.55)
38 1 1/2 -CM-ML38-RS24 90.8(3.57) 20.6(0.81) 49.4(1.94) 31.8(1.25) 60.0(2.36) 55.0(2.17) 54.7(2.15)
The E dimension refers 8 1/4 -CM-ML8-BP4 37.0(1.46) 12.9(0.51) 16.2(0.64) 6.4(0.25) 16.0(0.63) 14.0(0.55)
to the smallest nominal 8 3/8 -CM-ML8-BP6 39.3(1.55) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71)
orifice. It might be larger 8 1/2 -CM-ML8-BP8 45.4(1.79) 18.8(0.74) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
at tapered thread end,
straight thread end. 10 1/4 -CM-ML10-BP4 39.5(1.56) 12.9(0.51) 17.2(0.68) 5.9(0.23) 19.0(0.75) 18.0(0.71)
10 1/2 -CM-ML10-BP8 46.3(1.82) 18.8(0.74) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
12 3/8 -CM-ML12-BP6 44.2(1.74) 14.2(0.56) 22.8(0.90) 7.9(0.31) 22.0(0.87) 22.0(0.87)
12 1/2 -CM-ML12-BP8 52.1(2.05) 18.8(0.74) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
14 1/4 -CM-ML14-BP4 42.9(1.69) 12.9(0.51) 24.4(0.96) 5.9(0.23) 25.0(0.98) 24.0(0.94)
16 3/8 -CM-ML16-BP6 43.4(1.71) 14.2(0.56) 24.4(0.96) 7.9(0.31) 25.0(0.98) 24.0(0.94)
16 1/2 -CM-ML16-BP8 47.9(1.89) 18.8(0.74) 24.4(0.96) 9.5(0.37) 25.0(0.98) 24.0(0.94)
18 1/2 -CM-ML18-BP8 49.8(1.96) 18.8(0.74) 24.4(0.96) 9.5(0.37) 30.0(1.18) 27.0(1.06)
 A-24 6D Series Tube Fittings 6D Series Tube Fittings A-25

Male Connectors Metric Tube SAE/MS Straight Threads (ST) Male Connectors
P-SAE/MS
T-Tube P-SAEP-SAE/MS Basic Dimensions, mm (in.) F-Body Hex
F - Body Hex

Tube Fittings
Tube Fittings

Thread
O.D. NominalThread Ordering
(mm) Size Specification
Size Number L B C E G F The E dimension refers
G - Nut Hex

G - Nut Hex
6 6 9/16-18 -CM-ML6-ST9 35.6(1.40) 9.9(0.39) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71) to the smallest nominal

E
E
orifice. It might be larger

P
T

P
10 6 9/16-18 -CM-ML10-ST9 37.3(1.47) 9.9(0.39) 17.2(0.68) 7.1(0.28) 19.0(0.75) 18.0(0.71) at tapered thread end,
10 8 3/4-16 -CM-ML10-ST12 39.4(1.55) 11.2(0.44) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) straight thread end.
C B C B
L 12 4 7/16-20 -CM-ML12-ST7 40.6(1.60) 9.1(0.36) 22.8(0.90) 5.2(0.20) 22.0(0.87) 22.0(0.87)
L
12 6 9/16-18 -CM-ML12-ST9 39.9(1.57) 9.9(0.39) 22.8(0.90) 7.1(0.28) 22.0(0.87) 22.0(0.87)
1. The E dimension refers to
the smallest nominal orifice. Metric Thread (MS)
Metric Tube
It might be larger at tapered
thread end, straight thread T-Tube P-Metric Basic Dimensions, mm (in.)
F - Body Hex
end. O.D. Thread Ordering
(mm) Size Number L B C E G F
2. Adapt to straight thread The E dimension refers

G - Nut Hex
boss of SAE J1926-1, ISO to the smallest nominal 6 M6 x 1 -CM-ML6-MS6 32.4(1.28) 8.0(0.31) 15.3(0.60) 2.0(0.08) 14.0(0.55) 14.0(0.55)
11926-1 and MS 16142. orifice. It might be larger

D
E
6 M8 x 1 -CM-ML6-MS8 35.3(1.39) 9.0(0.35) 15.3(0.60) 3.0(0.12) 14.0(0.55) 14.0(0.55)

P
at tapered thread end,
6 M10 x 1 -CM-ML6-MS10 34.7(1.37) 11.0(0.43) 15.3(0.60) 4.7(0.19) 14.0(0.55) 14.0(0.55)
straight thread end.
6 M12 x 1.5 -CM-ML6-MS12 36.4(1.43) 12.0(0.47) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
C B
L 6 M14 x 1.5 -CM-ML6-MS14 36.5(1.44) 13.0(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63)
6 M16 x 1.5 -CM-ML6-MS16 38.4(1.51) 14.0(0.55) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71)
6 M18 x 1.5 -CM-ML6-MS18 40.0(1.57) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
Metric Tube Metric Thread (MRS)
6 M20 x 1.5 -CM-ML6-MS20 41.7(1.64) 16.0(0.63) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
T-Tube P-Metric Basic Dimensions, mm (in.)
O.D. Thread Ordering 8 M8 x 1 -CM-ML8-MS8 34.5(1.36) 9.0(0.35) 16.2(0.64) 3.0(0.12) 16.0(0.63) 14.0(0.55)
(mm) Size Number L B C E G F D 8 M10 x 1 -CM-ML8-MS10 36.6(1.44) 11.0(0.43) 16.2(0.64) 4.7(0.19) 16.0(0.63) 14.0(0.55)
6 M8 x 1 -CM-ML6-MRS8 33.3(1.31) 8.0(0.31) 15.3(0.60) 3.0(0.12) 14.0(0.55) 14.0(0.55) 12.0(0.47) 8 M12 x 1.5 -CM-ML8-MS12 36.6(1.44) 12.0(0.47) 16.2(0.64) 6.0(0.24) 16.0(0.63) 14.0(0.55)
6 M10 x 1 -CM-ML6-MRS10 33.3(1.31) 8.0(0.31) 15.3(0.60) 4.0(0.16) 14.0(0.55) 14.0(0.55) 14.0(0.55) 8 M14 x 1.5 -CM-ML8-MS14 37.7(1.48) 13.0(0.51) 16.2(0.64) 6.4(0.25) 16.0(0.63) 16.0(0.63)
6 M12 x 1.5 -CM-ML6-MRS12 38.2(1.50) 12.0(0.47) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71) 17.0(0.67) 8 M20 x 1.5 -CM-ML8-MS20 42.5(1.67) 16.0(0.63) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
6 M14 x 1.5 -CM-ML6-MRS14 39.7(1.56) 12.0(0.47) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87) 19.0(0.75) 10 M12 x 1.5 -CM-ML10-MS12 38.7(1.52) 12.0(0.47) 17.2(0.68) 6.0(0.24) 19.0(0.75) 18.0(0.71)
8 M8 x 1 -CM-ML8-MRS8 34.1(1.34) 8.0(0.31) 16.2(0.64) 3.0(0.12) 16.0(0.63) 14.0(0.55) 12.0(0.47) 10 M14 x 1.5 -CM-ML10-MS14 39.7(1.56) 13.0(0.51) 17.2(0.68) 7.2(0.28) 19.0(0.75) 18.0(0.71)
8 M10 x 1 -CM-ML8-MRS10 34.1(1.34) 8.0(0.31) 16.2(0.64) 5.0(0.20) 16.0(0.63) 14.0(0.55) 14.0(0.55) 10 M20 x 1.5 -CM-ML10-MS20 43.5(1.71) 16.0(0.63) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
8 M12 x 1.5 -CM-ML8-MRS12 40.4(1.59) 12.0(0.47) 16.2(0.64) 6.0(0.24) 16.0(0.63) 18.0(0.71) 17.0(0.67) 12 M12 x 1.5 -CM-ML12-MS12 41.2(1.62) 12.0(0.47) 22.8(0.90) 6.0(0.24) 22.0(0.87) 22.0(0.87)
8 M14 x 1.5 -CM-ML8-MRS14 40.4(1.59) 12.0(0.47) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75) 19.0(0.75) 12 M16 x 1.5 -CM-ML12-MS16 43.2(1.70) 14.0(0.55) 22.8(0.90) 8.4(0.33) 22.0(0.87) 22.0(0.87)
10 M12 x 1.5 -CM-ML10-MRS12 40.7(1.60) 12.0(0.47) 17.2(0.68) 6.0(0.24) 19.0(0.75) 18.0(0.71) 17.0(0.67) 12 M18 x 1.5 -CM-ML12-MS18 44.2(1.74) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
10 M14 x 1.5 -CM-ML10-MRS14 39.5(1.56) 12.0(0.47) 17.2(0.68) 7.9(0.31) 19.0(0.75) 19.0(0.75) 19.0(0.75) 12 M20 x 1.5 -CM-ML12-MS20 45.2(1.78) 16.0(0.63) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
12 M16 x 1.5 -CM-ML12-MRS16 45.5(1.79) 12.0(0.47) 22.8(0.90) 9.0(0.35) 22.0(0.87) 22.0(0.87) 21.0(0.83) 14 M14 x 1.5 -CM-ML14-MS14 42.5(1.67) 13.0(0.51) 24.4(0.96) 7.2(0.28) 25.0(0.98) 24.0(0.94)
12 M20 x 1.5 -CM-ML12-MRS20 47.2(1.86) 14.0(0.55) 22.8(0.90) 9.5(0.37) 22.0(0.87) 25.0(0.98) 25.0(0.98) 14 M16 x 1.5 -CM-ML14-MS16 43.9(1.73) 14.0(0.55) 24.4(0.96) 8.4(0.33) 25.0(0.98) 24.0(0.94)
12 M22 x 1.5 -CM-ML12-MRS22 47.5(1.87) 14.0(0.55) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 27.0(1.06) 14 M20 x 1.5 -CM-ML14-MS20 45.1(1.78) 16.0(0.63) 24.4(0.96) 10.8(0.43) 25.0(0.98) 24.0(0.94)
14 M14 x 1.5 -CM-ML14-MRS14 44.9(1.77) 12.0(0.47) 24.4(0.96) 8.0(0.31) 25.0(0.98) 24.0(0.94) 19.0(0.75) 16 M20 x 1.5 -CM-ML16-MS20 46.1(1.81) 16.0(0.63) 24.4(0.96) 10.8(0.43) 25.0(0.98) 24.0(0.94)
14 M20 x 1.5 -CM-ML14-MRS20 48.0(1.89) 14.0(0.55) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06) 25.0(0.98) 18 M20 x 1.5 -CM-ML18-MS20 47.5(1.87) 16.0(0.63) 24.4(0.96) 10.8(0.43) 30.0(1.18) 27.0(1.06)
16 M20 x 1.5 -CM-ML16-MRS20 48.0(1.89) 14.0(0.55) 24.4(0.96) 12.0(0.47) 25.0(0.98) 25.0(0.98) 25.0(0.98) 18 M22 x 1.5 -CM-ML18-MS22 48.5(1.91) 17.0(0.67) 24.4(0.96) 12.0(0.47) 30.0(1.18) 27.0(1.06)
18 M20 x 1.5 -CM-ML18-MRS20 48.5(1.91) 14.0(0.55) 24.4(0.96) 12.0(0.47) 30.0(1.18) 27.0(1.06) 25.0(0.98) 20 M20 x 1.5 -CM-ML20-MS20 49.5(1.95) 16.0(0.63) 26.0(1.02) 10.8(0.43) 32.0(1.26) 30.0(1.18)
20 M20 x 1.5 -CM-ML20-MRS20 50.0(1.97) 14.0(0.55) 26.0(1.02) 12.0(0.47) 32.0(1.26) 30.0(1.18) 25.0(0.98) 22 M24 x 1.5 -CM-ML22-MS24 50.5(1.99) 17.0(0.67) 26.0(1.02) 14.4(0.57) 32.0(1.26) 30.0(1.18)
22 M24 x 1.5 -CM-ML22-MRS24 50.5(1.99) 14.0(0.55) 26.0(1.02) 15.0(0.59) 32.0(1.26) 30.0(1.18) 28.8(1.13) 25 M27 x 2 -CM-ML25-MS27 57.0(2.24) 18.0(0.71) 31.3(1.23) 16.1(0.63) 38.0(1.50) 35.0(1.38)
25 M27 x 2 -CM-ML25-MRS27 57.5(2.26) 16.0(0.63) 31.3(1.23) 16.8(0.66) 38.0(1.50) 35.0(1.38) 32.0(1.26)

F - Body Hex
Metric Tube Metric Thread (MST)
T-Tube P-Metric
G - Nut Hex

Basic Dimensions, mm (in.)

O.D. Thread Ordering
E

L B C E G F
P

(mm) Size Number

T

6 M14 x 1.5 -CM-ML6-MST14 38.7(1.52) 11.0(0.43) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)

C B 10 M14 x 1.5 -CM-ML10-MST14 40.0(1.57) 11.0(0.43) 17.2(0.68) 7.5(0.30) 19.0(0.75) 19.0(0.75)
L
10 M20 x 1.5 -CM-ML10-MST20 47.2(1.86) 14.0(0.55) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
1. The E dimension refers to 12 M14 x 1.5 -CM-ML12-MST14 40.2(1.58) 11.0(0.43) 22.8(0.90) 7.5(0.30) 22.0(0.87) 22.0(0.87)
the smallest nominal orifice. 12 M20 x 1.5 -CM-ML12-MST20 47.2(1.86) 14.0(0.55) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06)
It might be larger at tapered
thread end, straight thread
end.
2. Adapt to straight thread
boss of ISO 6149-1.
 A-24 6D Series Tube Fittings 6D Series Tube Fittings A-25

Male Connectors Metric Tube SAE/MS Straight Threads (ST) Male Connectors
P-SAE/MS
T-Tube P-SAEP-SAE/MS Basic Dimensions, mm (in.) F-Body Hex
F - Body Hex

Tube Fittings
Tube Fittings

Thread
O.D. NominalThread Ordering
(mm) Size Specification
Size Number L B C E G F The E dimension refers
G - Nut Hex

G - Nut Hex
6 6 9/16-18 -CM-ML6-ST9 35.6(1.40) 9.9(0.39) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71) to the smallest nominal

E
E
orifice. It might be larger

P
T

P
10 6 9/16-18 -CM-ML10-ST9 37.3(1.47) 9.9(0.39) 17.2(0.68) 7.1(0.28) 19.0(0.75) 18.0(0.71) at tapered thread end,
10 8 3/4-16 -CM-ML10-ST12 39.4(1.55) 11.2(0.44) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) straight thread end.
C B C B
L 12 4 7/16-20 -CM-ML12-ST7 40.6(1.60) 9.1(0.36) 22.8(0.90) 5.2(0.20) 22.0(0.87) 22.0(0.87)
L
12 6 9/16-18 -CM-ML12-ST9 39.9(1.57) 9.9(0.39) 22.8(0.90) 7.1(0.28) 22.0(0.87) 22.0(0.87)
1. The E dimension refers to
the smallest nominal orifice. Metric Thread (MS)
Metric Tube
It might be larger at tapered
thread end, straight thread T-Tube P-Metric Basic Dimensions, mm (in.)
F - Body Hex
end. O.D. Thread Ordering
(mm) Size Number L B C E G F
2. Adapt to straight thread The E dimension refers

G - Nut Hex
boss of SAE J1926-1, ISO to the smallest nominal 6 M6 x 1 -CM-ML6-MS6 32.4(1.28) 8.0(0.31) 15.3(0.60) 2.0(0.08) 14.0(0.55) 14.0(0.55)
11926-1 and MS 16142. orifice. It might be larger

D
E
6 M8 x 1 -CM-ML6-MS8 35.3(1.39) 9.0(0.35) 15.3(0.60) 3.0(0.12) 14.0(0.55) 14.0(0.55)

P
at tapered thread end,
6 M10 x 1 -CM-ML6-MS10 34.7(1.37) 11.0(0.43) 15.3(0.60) 4.7(0.19) 14.0(0.55) 14.0(0.55)
straight thread end.
6 M12 x 1.5 -CM-ML6-MS12 36.4(1.43) 12.0(0.47) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
C B
L 6 M14 x 1.5 -CM-ML6-MS14 36.5(1.44) 13.0(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63)
6 M16 x 1.5 -CM-ML6-MS16 38.4(1.51) 14.0(0.55) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71)
6 M18 x 1.5 -CM-ML6-MS18 40.0(1.57) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
Metric Tube Metric Thread (MRS)
6 M20 x 1.5 -CM-ML6-MS20 41.7(1.64) 16.0(0.63) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
T-Tube P-Metric Basic Dimensions, mm (in.)
O.D. Thread Ordering 8 M8 x 1 -CM-ML8-MS8 34.5(1.36) 9.0(0.35) 16.2(0.64) 3.0(0.12) 16.0(0.63) 14.0(0.55)
(mm) Size Number L B C E G F D 8 M10 x 1 -CM-ML8-MS10 36.6(1.44) 11.0(0.43) 16.2(0.64) 4.7(0.19) 16.0(0.63) 14.0(0.55)
6 M8 x 1 -CM-ML6-MRS8 33.3(1.31) 8.0(0.31) 15.3(0.60) 3.0(0.12) 14.0(0.55) 14.0(0.55) 12.0(0.47) 8 M12 x 1.5 -CM-ML8-MS12 36.6(1.44) 12.0(0.47) 16.2(0.64) 6.0(0.24) 16.0(0.63) 14.0(0.55)
6 M10 x 1 -CM-ML6-MRS10 33.3(1.31) 8.0(0.31) 15.3(0.60) 4.0(0.16) 14.0(0.55) 14.0(0.55) 14.0(0.55) 8 M14 x 1.5 -CM-ML8-MS14 37.7(1.48) 13.0(0.51) 16.2(0.64) 6.4(0.25) 16.0(0.63) 16.0(0.63)
6 M12 x 1.5 -CM-ML6-MRS12 38.2(1.50) 12.0(0.47) 15.3(0.60) 4.8(0.19) 14.0(0.55) 18.0(0.71) 17.0(0.67) 8 M20 x 1.5 -CM-ML8-MS20 42.5(1.67) 16.0(0.63) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
6 M14 x 1.5 -CM-ML6-MRS14 39.7(1.56) 12.0(0.47) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87) 19.0(0.75) 10 M12 x 1.5 -CM-ML10-MS12 38.7(1.52) 12.0(0.47) 17.2(0.68) 6.0(0.24) 19.0(0.75) 18.0(0.71)
8 M8 x 1 -CM-ML8-MRS8 34.1(1.34) 8.0(0.31) 16.2(0.64) 3.0(0.12) 16.0(0.63) 14.0(0.55) 12.0(0.47) 10 M14 x 1.5 -CM-ML10-MS14 39.7(1.56) 13.0(0.51) 17.2(0.68) 7.2(0.28) 19.0(0.75) 18.0(0.71)
8 M10 x 1 -CM-ML8-MRS10 34.1(1.34) 8.0(0.31) 16.2(0.64) 5.0(0.20) 16.0(0.63) 14.0(0.55) 14.0(0.55) 10 M20 x 1.5 -CM-ML10-MS20 43.5(1.71) 16.0(0.63) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
8 M12 x 1.5 -CM-ML8-MRS12 40.4(1.59) 12.0(0.47) 16.2(0.64) 6.0(0.24) 16.0(0.63) 18.0(0.71) 17.0(0.67) 12 M12 x 1.5 -CM-ML12-MS12 41.2(1.62) 12.0(0.47) 22.8(0.90) 6.0(0.24) 22.0(0.87) 22.0(0.87)
8 M14 x 1.5 -CM-ML8-MRS14 40.4(1.59) 12.0(0.47) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75) 19.0(0.75) 12 M16 x 1.5 -CM-ML12-MS16 43.2(1.70) 14.0(0.55) 22.8(0.90) 8.4(0.33) 22.0(0.87) 22.0(0.87)
10 M12 x 1.5 -CM-ML10-MRS12 40.7(1.60) 12.0(0.47) 17.2(0.68) 6.0(0.24) 19.0(0.75) 18.0(0.71) 17.0(0.67) 12 M18 x 1.5 -CM-ML12-MS18 44.2(1.74) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
10 M14 x 1.5 -CM-ML10-MRS14 39.5(1.56) 12.0(0.47) 17.2(0.68) 7.9(0.31) 19.0(0.75) 19.0(0.75) 19.0(0.75) 12 M20 x 1.5 -CM-ML12-MS20 45.2(1.78) 16.0(0.63) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
12 M16 x 1.5 -CM-ML12-MRS16 45.5(1.79) 12.0(0.47) 22.8(0.90) 9.0(0.35) 22.0(0.87) 22.0(0.87) 21.0(0.83) 14 M14 x 1.5 -CM-ML14-MS14 42.5(1.67) 13.0(0.51) 24.4(0.96) 7.2(0.28) 25.0(0.98) 24.0(0.94)
12 M20 x 1.5 -CM-ML12-MRS20 47.2(1.86) 14.0(0.55) 22.8(0.90) 9.5(0.37) 22.0(0.87) 25.0(0.98) 25.0(0.98) 14 M16 x 1.5 -CM-ML14-MS16 43.9(1.73) 14.0(0.55) 24.4(0.96) 8.4(0.33) 25.0(0.98) 24.0(0.94)
12 M22 x 1.5 -CM-ML12-MRS22 47.5(1.87) 14.0(0.55) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 27.0(1.06) 14 M20 x 1.5 -CM-ML14-MS20 45.1(1.78) 16.0(0.63) 24.4(0.96) 10.8(0.43) 25.0(0.98) 24.0(0.94)
14 M14 x 1.5 -CM-ML14-MRS14 44.9(1.77) 12.0(0.47) 24.4(0.96) 8.0(0.31) 25.0(0.98) 24.0(0.94) 19.0(0.75) 16 M20 x 1.5 -CM-ML16-MS20 46.1(1.81) 16.0(0.63) 24.4(0.96) 10.8(0.43) 25.0(0.98) 24.0(0.94)
14 M20 x 1.5 -CM-ML14-MRS20 48.0(1.89) 14.0(0.55) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06) 25.0(0.98) 18 M20 x 1.5 -CM-ML18-MS20 47.5(1.87) 16.0(0.63) 24.4(0.96) 10.8(0.43) 30.0(1.18) 27.0(1.06)
16 M20 x 1.5 -CM-ML16-MRS20 48.0(1.89) 14.0(0.55) 24.4(0.96) 12.0(0.47) 25.0(0.98) 25.0(0.98) 25.0(0.98) 18 M22 x 1.5 -CM-ML18-MS22 48.5(1.91) 17.0(0.67) 24.4(0.96) 12.0(0.47) 30.0(1.18) 27.0(1.06)
18 M20 x 1.5 -CM-ML18-MRS20 48.5(1.91) 14.0(0.55) 24.4(0.96) 12.0(0.47) 30.0(1.18) 27.0(1.06) 25.0(0.98) 20 M20 x 1.5 -CM-ML20-MS20 49.5(1.95) 16.0(0.63) 26.0(1.02) 10.8(0.43) 32.0(1.26) 30.0(1.18)
20 M20 x 1.5 -CM-ML20-MRS20 50.0(1.97) 14.0(0.55) 26.0(1.02) 12.0(0.47) 32.0(1.26) 30.0(1.18) 25.0(0.98) 22 M24 x 1.5 -CM-ML22-MS24 50.5(1.99) 17.0(0.67) 26.0(1.02) 14.4(0.57) 32.0(1.26) 30.0(1.18)
22 M24 x 1.5 -CM-ML22-MRS24 50.5(1.99) 14.0(0.55) 26.0(1.02) 15.0(0.59) 32.0(1.26) 30.0(1.18) 28.8(1.13) 25 M27 x 2 -CM-ML25-MS27 57.0(2.24) 18.0(0.71) 31.3(1.23) 16.1(0.63) 38.0(1.50) 35.0(1.38)
25 M27 x 2 -CM-ML25-MRS27 57.5(2.26) 16.0(0.63) 31.3(1.23) 16.8(0.66) 38.0(1.50) 35.0(1.38) 32.0(1.26)

F - Body Hex
Metric Tube Metric Thread (MST)
T-Tube P-Metric
G - Nut Hex

Basic Dimensions, mm (in.)

O.D. Thread Ordering
E

L B C E G F
P

(mm) Size Number

T

6 M14 x 1.5 -CM-ML6-MST14 38.7(1.52) 11.0(0.43) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)

C B 10 M14 x 1.5 -CM-ML10-MST14 40.0(1.57) 11.0(0.43) 17.2(0.68) 7.5(0.30) 19.0(0.75) 19.0(0.75)
L
10 M20 x 1.5 -CM-ML10-MST20 47.2(1.86) 14.0(0.55) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
1. The E dimension refers to 12 M14 x 1.5 -CM-ML12-MST14 40.2(1.58) 11.0(0.43) 22.8(0.90) 7.5(0.30) 22.0(0.87) 22.0(0.87)
the smallest nominal orifice. 12 M20 x 1.5 -CM-ML12-MST20 47.2(1.86) 14.0(0.55) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06)
It might be larger at tapered
thread end, straight thread
end.
2. Adapt to straight thread
boss of ISO 6149-1.
 A-26 6D Series Tube Fittings 6D Series Tube Fittings A-27

Bulkhead Male Connectors Bulkhead Male Connectors

F - Body Hex

Tube Fittings
Tube Fittings

F - Body Hex P
o
37
The E dimension refers

G - Nut Hex
The E dimension refers

G - Nut Hex
to the smallest nominal to the smallest nominal

E
E
orifice. It might be larger

T
T
orifice. It might be larger
at tapered thread end, at tapered thread end,
straight thread end. straight thread end.
C B C B
Gx - Jam Nut Hex Gx-Jam Nut Hex
L L

Fractional Tube NPT Thread Fractional Tube 37o Flare (AN)

T-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel T-Tube AN Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. P-NPT Ordering Size Thickness O.D. Flare Ordering Size Thickness
(in.) Size L B C E G F Gx
Number in. (mm) in. (mm) (in.) Size Number L B C E G F Gx in. (mm) in. (mm)
1/16 1/16 -BCM-FL1-NS1 1.19(30.2) 0.38(9.7) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.31(7.9) 0.31(7.9) 0.20(5.2) 0.25(6.4) 1/8 1/8 -BCM-FL2-AN2 1.91(48.5) 0.45(11.4) 0.50(12.7) 0.06(1.5) 0.44(11.1) 0.50(12.7) 0.50(12.7) 0.33(8.3) 0.50(12.7)
1/16 1/8 -BCM-FL1-NS2 1.27(32.3) 0.38(9.7) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1) 0.31(7.9) 0.20(5.2) 0.25(6.4) 1/8 1/4 -BCM-FL2-AN4 2.04(51.8) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.63(15.9) 0.50(12.7) 0.33(8.3) 0.50(12.7)
1/8 1/8 -BCM-FL2-NS2 1.83(46.5) 0.38(9.7) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.50(12.7) 0.50(12.7) 0.33(8.3) 0.50(12.7) 3/16 3/16 -BCM-FL3-AN3 1.98(50.3) 0.48(12.2) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3) 0.56(14.3) 0.39(9.9) 0.50(12.7)
3/16 1/8 -BCM-FL3-NS2 1.89(48.0) 0.38(9.7) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3) 0.56(14.3) 0.39(9.9) 0.50(12.7) 1/4 1/4 -BCM-FL4-AN4 2.12(53.8) 0.55(14.0) 0.60(15.2) 0.17(4.3) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2)
1/4 1/8 -BCM-FL4-NS2 1.95(49.5) 0.38(9.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2) 5/16 5/16 -BCM-FL5-AN5 2.21(56.1) 0.55(14.0) 0.64(16.2) 0.23(5.8) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1) 0.56(14.3)
1/4 1/4 -BCM-FL4-NS4 2.13(54.1) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2) 3/8 1/4 -BCM-FL6-AN4 2.25(57.2) 0.55(14.0) 0.66(16.8) 0.17(4.3) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
1/4 3/8 -BCM-FL4-NS6 2.16(54.9) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.63(15.9) 0.69(17.5) 0.63(15.9) 0.45(11.5) 0.40(10.2) 3/8 3/8 -BCM-FL6-AN6 2.25(57.2) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
1/4 1/2 -BCM-FL4-NS8 2.37(60.3) 0.75(19.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2) 0.63(15.9) 0.45(11.5) 0.40(10.2) 1/2 1/2 -BCM-FL8-AN8 2.59(65.8) 0.66(16.8) 0.90(22.8) 0.39(9.9) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7)
5/16 1/8 -BCM-FL5-NS2 2.08(52.8) 0.38(9.7) 0.64(16.3) 0.19(4.8) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1) 0.44(11.2) 5/8 5/8 -BCM-FL10-AN10 2.74(69.6) 0.76(19.3) 0.96(24.4) 0.48(12.3) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1)
5/16 1/4 -BCM-FL5-NS4 2.27(57.7) 0.56(14.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1) 0.44(11.2) 3/4 3/4 -BCM-FL12-AN12 3.11(79.0) 0.86(21.8) 0.96(24.4) 0.61(15.5) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.66(16.8)
3/8 1/8 -BCM-FL6-NS2 2.08(52.9) 0.38(9.7) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2) 1 1 -BCM-FL16-AN16 3.64(92.5) 0.91(23.1) 1.23(31.2) 0.84(21.3) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.75(19.1)
3/8 1/4 -BCM-FL6-NS4 2.26(57.4) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
3/8 3/8 -BCM-FL6-NS6 2.26(57.4) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
3/8 1/2 -BCM-FL6-NS8 2.51(63.8) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) 0.87(22.2) 0.58(14.7) 0.44(11.2)
1/2 1/8 -BCM-FL8-NS2 2.31(58.7) 0.38(9.7) 0.90(22.9) 0.19(4.8) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7) Thermocouple Connectors Fractional Tube NPT Thread
1/2 1/4 -BCM-FL8-NS4 2.49(63.2) 0.56(14.2) 0.90(22.9) 0.28(7.1) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7) T-Tube Basic Dimensions, in. (mm)
F - Body Hex P O.D. P-NPT
1/2 3/8 -BCM-FL8-NS6 2.49(63.2) 0.56(14.2) 0.90(22.9) 0.38(9.7) 0.87(22.2) 0.94(23.8) 0.87(22.2) 0.76(19.4) 0.50(12.7) Ordering
(in.) Size Number L B G F
1/2 1/2 -BCM-FL8-NS8 2.71(68.8) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7)

G - Nut Hex
5/8 3/8 -BCM-FL10-NS6 2.63(66.7) 0.56(14.2) 0.96(24.4) 0.38(9.7) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1) 1/16 1/16 -TCM-FL1-NS1 0.94(23.9) 0.38(9.7) 0.31(7.9) 0.31(7.9)

T
5/8 1/2 -BCM-FL10-NS8 2.81(71.5) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1) 1/16 1/8 -TCM-FL1-NS2 1.03(26.2) 0.38(9.7) 0.31(7.9) 0.44(11.1)

3/4 1/2 -BCM-FL12-NS8 3.00(76.2) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.66(16.8) 1/16 1/4 -TCM-FL1-NS4 1.22(31.0) 0.56(14.2) 0.31(7.9) 0.56(14.3)

3/4 3/4 -BCM-FL12-NS12 3.00(76.2) 0.75(19.1) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.66(16.8) B 1/8 1/16 -TCM-FL2-NS1 1.17(29.7) 0.38(9.7) 0.44(11.1) 0.44(11.1)
L
7/8 3/4 -BCM-FL14-NS12 3.31(84.1) 0.75(19.1) 1.02(25.9) 0.62(15.7) 1.25(31.8) 1.31(33.3) 1.31(33.3) 1.14(29.0) 0.75(19.1) 1/8 1/8 -TCM-FL2-NS2 1.20(30.5) 0.38(9.7) 0.44(11.1) 0.44(11.1)

1 3/4 -BCM-FL16-NS12 3.48(88.4) 0.75(19.1) 1.23(31.2) 0.62(15.7) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.75(19.1) 1/8 1/4 -TCM-FL2-NS4 1.40(35.6) 0.56(14.2) 0.44(11.1) 0.56(14.3)
1. The T dimension refers to the
1 1 -BCM-FL16-NS16 3.67(93.2) 0.94(23.9) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.75(19.1) 3/16 1/8 -TCM-FL3-NS2 1.23(31.2) 0.38(9.7) 0.50(12.7) 0.44(11.1)
smallest nominal orifice. It might
3/16 1/4 -TCM-FL3-NS4 1.43(36.3) 0.56(14.2) 0.50(12.7) 0.56(14.3)
be larger at tapered thread end,
1/4 1/8 -TCM-FL4-NS2 1.29(32.8) 0.38(9.7) 0.56(14.3) 0.50(12.7)
straight thread end.
2. To order single-ferrule 1/4 1/4 -TCM-FL4-NS4 1.49(37.8) 0.56(14.2) 0.56(14.3) 0.56(14.3)
Metric Tube NPT Thread
thermocouple connector with 1/4 3/8 -TCM-FL4-NS6 1.51(38.4) 0.56(14.2) 0.56(14.3) 0.69(17.5)
T-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel 1/4 1/2 -TCM-FL4-NS8
O.D. P-NPT only the ferrule material being 1.76(44.7) 0.75(19.1) 0.56(14.3) 0.87(22.2)
Size Ordering Size Thickness
(mm) Number L B C E G F Gx mm (in.) mm (in.) non-metallic, the basic ordering 5/16 1/4 -TCM-FL5-NS4 1.52(38.6) 0.56(14.2) 0.63(15.9) 0.56(14.3)

6 1/8 -BCM-ML6-NS2 49.6(1.95) 9.7(0.38) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 16.0(0.63) 11.5(0.45) 10.2(0.40) number is -TCM-SF□-NS4-□F. 3/8 1/4 -TCM-FL6-NS4 1.57(39.9) 0.56(14.2) 0.69(17.5) 0.63(15.9)

6 1/4 -BCM-ML6-NS4 53.6(2.11) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 16.0(0.63) 11.5(0.45) 10.2(0.40) Example: SS-TCM-SFL6-NS4-TF 3/8 3/8 -TCM-FL6-NS6 1.57(39.9) 0.56(14.2) 0.69(17.5) 0.69(17.5)

8 1/8 -BCM-ML8-NS2 52.3(2.06) 9.7(0.38) 16.2(0.64) 4.8(0.19) 16.0(0.63) 18.0(0.71) 18.0(0.71) 13.1(0.52) 11.2(0.44) Note: "6" means 3/8 in. tube OD 3/8 1/2 -TCM-FL6-NS8 1.82(46.2) 0.75(19.1) 0.69(17.5) 0.87(22.2)

8 1/4 -BCM-ML8-NS4 56.6(2.23) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71) 18.0(0.71) 13.1(0.52) 11.2(0.44) and "T" means PTFE ferrule 3/8 3/4 -TCM-FL6-NS12 1.88(47.8) 0.75(19.1) 0.69(17.5) 1.06(27.0)

10 1/4 -BCM-ML10-NS4 58.4(2.30) 14.2(0.56) 17.2(0.68) 7.1(0.28) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44)
material. 1/2 1/2 -TCM-FL8-NS8 1.93(49.0) 0.75(19.1) 0.87(22.2) 0.87(22.2)

10 3/8 -BCM-ML10-NS6 58.4(2.30) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44) 1/2 3/4 -TCM-FL8-NS12 1.99(50.5) 0.75(19.1) 0.87(22.2) 1.06(27.0)

10 1/2 -BCM-ML10-NS8 63.1(2.48) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44) 5/8 3/4 -TCM-FL10-NS12 1.99(50.5) 0.75(19.1) 1.00(25.4) 1.06(27.0)

12 1/4 -BCM-ML12-NS4 63.9(2.52) 14.2(0.56) 22.8(0.90) 7.1(0.28) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50) 3/4 3/4 -TCM-FL12-NS12 1.99(50.5) 0.75(19.1) 1.13(28.6) 1.06(27.0)

12 3/8 -BCM-ML12-NS6 63.9(2.52) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50) 1 1 -TCM-FL16-NS16 2.45(62.2) 0.94(23.9) 1.50(38.1) 1.37(34.9)

12 1/2 -BCM-ML12-NS8 68.8(2.71) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50)
 A-26 6D Series Tube Fittings 6D Series Tube Fittings A-27

Bulkhead Male Connectors Bulkhead Male Connectors

F - Body Hex

Tube Fittings
Tube Fittings

F - Body Hex P
o
37
The E dimension refers

G - Nut Hex
The E dimension refers

G - Nut Hex
to the smallest nominal to the smallest nominal

E
E
orifice. It might be larger

T
T
orifice. It might be larger
at tapered thread end, at tapered thread end,
straight thread end. straight thread end.
C B C B
Gx - Jam Nut Hex Gx-Jam Nut Hex
L L

Fractional Tube NPT Thread Fractional Tube 37o Flare (AN)

T-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel T-Tube AN Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. P-NPT Ordering Size Thickness O.D. Flare Ordering Size Thickness
(in.) Size L B C E G F Gx
Number in. (mm) in. (mm) (in.) Size Number L B C E G F Gx in. (mm) in. (mm)
1/16 1/16 -BCM-FL1-NS1 1.19(30.2) 0.38(9.7) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.31(7.9) 0.31(7.9) 0.20(5.2) 0.25(6.4) 1/8 1/8 -BCM-FL2-AN2 1.91(48.5) 0.45(11.4) 0.50(12.7) 0.06(1.5) 0.44(11.1) 0.50(12.7) 0.50(12.7) 0.33(8.3) 0.50(12.7)
1/16 1/8 -BCM-FL1-NS2 1.27(32.3) 0.38(9.7) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1) 0.31(7.9) 0.20(5.2) 0.25(6.4) 1/8 1/4 -BCM-FL2-AN4 2.04(51.8) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.63(15.9) 0.50(12.7) 0.33(8.3) 0.50(12.7)
1/8 1/8 -BCM-FL2-NS2 1.83(46.5) 0.38(9.7) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.50(12.7) 0.50(12.7) 0.33(8.3) 0.50(12.7) 3/16 3/16 -BCM-FL3-AN3 1.98(50.3) 0.48(12.2) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3) 0.56(14.3) 0.39(9.9) 0.50(12.7)
3/16 1/8 -BCM-FL3-NS2 1.89(48.0) 0.38(9.7) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3) 0.56(14.3) 0.39(9.9) 0.50(12.7) 1/4 1/4 -BCM-FL4-AN4 2.12(53.8) 0.55(14.0) 0.60(15.2) 0.17(4.3) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2)
1/4 1/8 -BCM-FL4-NS2 1.95(49.5) 0.38(9.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2) 5/16 5/16 -BCM-FL5-AN5 2.21(56.1) 0.55(14.0) 0.64(16.2) 0.23(5.8) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1) 0.56(14.3)
1/4 1/4 -BCM-FL4-NS4 2.13(54.1) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2) 3/8 1/4 -BCM-FL6-AN4 2.25(57.2) 0.55(14.0) 0.66(16.8) 0.17(4.3) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
1/4 3/8 -BCM-FL4-NS6 2.16(54.9) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.63(15.9) 0.69(17.5) 0.63(15.9) 0.45(11.5) 0.40(10.2) 3/8 3/8 -BCM-FL6-AN6 2.25(57.2) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
1/4 1/2 -BCM-FL4-NS8 2.37(60.3) 0.75(19.1) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2) 0.63(15.9) 0.45(11.5) 0.40(10.2) 1/2 1/2 -BCM-FL8-AN8 2.59(65.8) 0.66(16.8) 0.90(22.8) 0.39(9.9) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7)
5/16 1/8 -BCM-FL5-NS2 2.08(52.8) 0.38(9.7) 0.64(16.3) 0.19(4.8) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1) 0.44(11.2) 5/8 5/8 -BCM-FL10-AN10 2.74(69.6) 0.76(19.3) 0.96(24.4) 0.48(12.3) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1)
5/16 1/4 -BCM-FL5-NS4 2.27(57.7) 0.56(14.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1) 0.44(11.2) 3/4 3/4 -BCM-FL12-AN12 3.11(79.0) 0.86(21.8) 0.96(24.4) 0.61(15.5) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.66(16.8)
3/8 1/8 -BCM-FL6-NS2 2.08(52.9) 0.38(9.7) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2) 1 1 -BCM-FL16-AN16 3.64(92.5) 0.91(23.1) 1.23(31.2) 0.84(21.3) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.75(19.1)
3/8 1/4 -BCM-FL6-NS4 2.26(57.4) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
3/8 3/8 -BCM-FL6-NS6 2.26(57.4) 0.56(14.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
3/8 1/2 -BCM-FL6-NS8 2.51(63.8) 0.75(19.1) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) 0.87(22.2) 0.58(14.7) 0.44(11.2)
1/2 1/8 -BCM-FL8-NS2 2.31(58.7) 0.38(9.7) 0.90(22.9) 0.19(4.8) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7) Thermocouple Connectors Fractional Tube NPT Thread
1/2 1/4 -BCM-FL8-NS4 2.49(63.2) 0.56(14.2) 0.90(22.9) 0.28(7.1) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7) T-Tube Basic Dimensions, in. (mm)
F - Body Hex P O.D. P-NPT
1/2 3/8 -BCM-FL8-NS6 2.49(63.2) 0.56(14.2) 0.90(22.9) 0.38(9.7) 0.87(22.2) 0.94(23.8) 0.87(22.2) 0.76(19.4) 0.50(12.7) Ordering
(in.) Size Number L B G F
1/2 1/2 -BCM-FL8-NS8 2.71(68.8) 0.75(19.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7)

G - Nut Hex
5/8 3/8 -BCM-FL10-NS6 2.63(66.7) 0.56(14.2) 0.96(24.4) 0.38(9.7) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1) 1/16 1/16 -TCM-FL1-NS1 0.94(23.9) 0.38(9.7) 0.31(7.9) 0.31(7.9)

T
5/8 1/2 -BCM-FL10-NS8 2.81(71.5) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1) 1/16 1/8 -TCM-FL1-NS2 1.03(26.2) 0.38(9.7) 0.31(7.9) 0.44(11.1)

3/4 1/2 -BCM-FL12-NS8 3.00(76.2) 0.75(19.1) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.66(16.8) 1/16 1/4 -TCM-FL1-NS4 1.22(31.0) 0.56(14.2) 0.31(7.9) 0.56(14.3)

3/4 3/4 -BCM-FL12-NS12 3.00(76.2) 0.75(19.1) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.66(16.8) B 1/8 1/16 -TCM-FL2-NS1 1.17(29.7) 0.38(9.7) 0.44(11.1) 0.44(11.1)
L
7/8 3/4 -BCM-FL14-NS12 3.31(84.1) 0.75(19.1) 1.02(25.9) 0.62(15.7) 1.25(31.8) 1.31(33.3) 1.31(33.3) 1.14(29.0) 0.75(19.1) 1/8 1/8 -TCM-FL2-NS2 1.20(30.5) 0.38(9.7) 0.44(11.1) 0.44(11.1)

1 3/4 -BCM-FL16-NS12 3.48(88.4) 0.75(19.1) 1.23(31.2) 0.62(15.7) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.75(19.1) 1/8 1/4 -TCM-FL2-NS4 1.40(35.6) 0.56(14.2) 0.44(11.1) 0.56(14.3)
1. The T dimension refers to the
1 1 -BCM-FL16-NS16 3.67(93.2) 0.94(23.9) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.75(19.1) 3/16 1/8 -TCM-FL3-NS2 1.23(31.2) 0.38(9.7) 0.50(12.7) 0.44(11.1)
smallest nominal orifice. It might
3/16 1/4 -TCM-FL3-NS4 1.43(36.3) 0.56(14.2) 0.50(12.7) 0.56(14.3)
be larger at tapered thread end,
1/4 1/8 -TCM-FL4-NS2 1.29(32.8) 0.38(9.7) 0.56(14.3) 0.50(12.7)
straight thread end.
2. To order single-ferrule 1/4 1/4 -TCM-FL4-NS4 1.49(37.8) 0.56(14.2) 0.56(14.3) 0.56(14.3)
Metric Tube NPT Thread
thermocouple connector with 1/4 3/8 -TCM-FL4-NS6 1.51(38.4) 0.56(14.2) 0.56(14.3) 0.69(17.5)
T-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel 1/4 1/2 -TCM-FL4-NS8
O.D. P-NPT only the ferrule material being 1.76(44.7) 0.75(19.1) 0.56(14.3) 0.87(22.2)
Size Ordering Size Thickness
(mm) Number L B C E G F Gx mm (in.) mm (in.) non-metallic, the basic ordering 5/16 1/4 -TCM-FL5-NS4 1.52(38.6) 0.56(14.2) 0.63(15.9) 0.56(14.3)

6 1/8 -BCM-ML6-NS2 49.6(1.95) 9.7(0.38) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 16.0(0.63) 11.5(0.45) 10.2(0.40) number is -TCM-SF□-NS4-□F. 3/8 1/4 -TCM-FL6-NS4 1.57(39.9) 0.56(14.2) 0.69(17.5) 0.63(15.9)

6 1/4 -BCM-ML6-NS4 53.6(2.11) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 16.0(0.63) 11.5(0.45) 10.2(0.40) Example: SS-TCM-SFL6-NS4-TF 3/8 3/8 -TCM-FL6-NS6 1.57(39.9) 0.56(14.2) 0.69(17.5) 0.69(17.5)

8 1/8 -BCM-ML8-NS2 52.3(2.06) 9.7(0.38) 16.2(0.64) 4.8(0.19) 16.0(0.63) 18.0(0.71) 18.0(0.71) 13.1(0.52) 11.2(0.44) Note: "6" means 3/8 in. tube OD 3/8 1/2 -TCM-FL6-NS8 1.82(46.2) 0.75(19.1) 0.69(17.5) 0.87(22.2)

8 1/4 -BCM-ML8-NS4 56.6(2.23) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71) 18.0(0.71) 13.1(0.52) 11.2(0.44) and "T" means PTFE ferrule 3/8 3/4 -TCM-FL6-NS12 1.88(47.8) 0.75(19.1) 0.69(17.5) 1.06(27.0)

10 1/4 -BCM-ML10-NS4 58.4(2.30) 14.2(0.56) 17.2(0.68) 7.1(0.28) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44)
material. 1/2 1/2 -TCM-FL8-NS8 1.93(49.0) 0.75(19.1) 0.87(22.2) 0.87(22.2)

10 3/8 -BCM-ML10-NS6 58.4(2.30) 14.2(0.56) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44) 1/2 3/4 -TCM-FL8-NS12 1.99(50.5) 0.75(19.1) 0.87(22.2) 1.06(27.0)

10 1/2 -BCM-ML10-NS8 63.1(2.48) 19.1(0.75) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44) 5/8 3/4 -TCM-FL10-NS12 1.99(50.5) 0.75(19.1) 1.00(25.4) 1.06(27.0)

12 1/4 -BCM-ML12-NS4 63.9(2.52) 14.2(0.56) 22.8(0.90) 7.1(0.28) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50) 3/4 3/4 -TCM-FL12-NS12 1.99(50.5) 0.75(19.1) 1.13(28.6) 1.06(27.0)

12 3/8 -BCM-ML12-NS6 63.9(2.52) 14.2(0.56) 22.8(0.90) 9.5(0.37) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50) 1 1 -TCM-FL16-NS16 2.45(62.2) 0.94(23.9) 1.50(38.1) 1.37(34.9)

12 1/2 -BCM-ML12-NS8 68.8(2.71) 19.1(0.75) 22.8(0.90) 9.5(0.37) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50)
 A-28 6D Series Tube Fittings 6D Series Tube Fittings A-29

Thermocouple Connectors Metric Tube NPT Thread Column End Fittings Fractional Tube
T-Tube Basic Dimensions, mm (in.) T-Tube Tx-Tube Basic

E
Dimensions, in. (mm)

Tube Fittings
Tube Fittings

F - Body Hex P-NPT Dead

G - Nut Hex
P O.D. Ordering Tx
Size O.D. O.D. Ordering
(mm) Number L B G F Volume
(in.) (in.) Number L C Cx E G Gx

Gx
T
G - Nut Hex

2 1/8 -TCM-ML2-NS2 30.5(1.20) 9.7(0.38) 12.0(0.47) 12.0(0.47)

1/4 1/16 -U-FL4-NFL1-LV 1.24(31.5) 0.60(15.2) 0.61(15.5) 0.01(0.3) 0.56(14.3) 0.25(6.4) 6.8 × 10-5 cm3
T

3 1/8 -TCM-ML3-NS2 30.5(1.20) 9.7(0.38) 12.0(0.47) 12.0(0.47) C Cx 3/8 1/16 -U-FL6-NFL1-LV 1.30(33.0) 0.66(16.8) 0.61(15.5) 0.01(0.3) 0.69(17.5) 0.25(6.4) 6.8 × 10-5 cm3
3 1/4 -TCM-ML3-NS4 35.6(1.40) 14.2(0.56) 12.0(0.47) 14.0(0.55) L
B 4 1/8 -TCM-ML4-NS2 31.2(1.23) 9.7(0.38) 12.0(0.47) 12.0(0.47)
L
4 1/4 -TCM-ML4-NS4 36.3(1.43) 14.2(0.56) 12.0(0.47) 14.0(0.55)
F - Body Hex Fractional Tube
6 1/8 -TCM-ML6-NS2 32.8(1.29) 9.7(0.38) 14.0(0.55) 14.0(0.55)
The T dimension refers

G - Nut Hex
to the smallest nominal 6 1/4 -TCM-ML6-NS4 37.9(1.49) 14.2(0.56) 14.0(0.55) 14.0(0.55) T-Tube Tx-Tube Basic Dimensions, in. (mm)
O.D. O.D. Ordering Dead

Tx
orifice. It might be larger

T
6 3/8 -TCM-ML6-NS6 38.4(1.51) 14.2(0.56) 14.0(0.55) 18.0(0.71) (in.) (in.) L C Cx G F E Volume
at tapered thread end, Number
6 1/2 -TCM-ML6-NS8 44.7(1.76) 19.1(0.75) 14.0(0.55) 22.0(0.87) Cx
straight thread end. 1/8 1/16 -U-FL2SN7-FL1-LV 1.22(31.0) 0.72(18.3) 0.34(8.6) 0.44(11.1) 0.44(11.1) 0.05(1.3) 5.4 × 10-3 cm3

E
8 1/4 -TCM-ML8-NS4 38.7(1.52) 14.2(0.56) 16.0(0.63) 15.0(0.59) C
L 1/4 1/16 -U-FL4SN7-FL1-LV 1.35(34.3) 0.82(20.8) 0.34(8.6) 0.56(14.3) 0.50(12.7) 0.05(1.3) 6.7 × 10-3 cm3
8 3/8 -TCM-ML8-NS6 39.3(1.55) 14.2(0.56) 16.0(0.63) 18.0(0.71)
3/8 1/16 -U-FL6SN7-FL1-LV 1.44(36.6) 0.91(23.1) 0.34(8.6) 0.69(17.5) 0.63(15.9) 0.05(1.3) 6.5 × 10-3 cm3
8 1/2 -TCM-ML8-NS8 45.6(1.80) 19.1(0.75) 16.0(0.63) 22.0(0.87)
10 3/8 -TCM-ML10-NS6 40.9(1.61) 14.2(0.56) 19.0(0.75) 18.0(0.71)
10 1/2 -TCM-ML10-NS8 46.5(1.83) 19.1(0.75) 19.0(0.75) 22.0(0.87)
-TCM-ML10-NS12 48.0(1.89) 19.1(0.75) 19.0(0.75) 27.0(1.06)
Fractional Tube
10 3/4
F - Body Hex
T-Tube Tx-Tube

Gx - Nut Hex
10 1 -TCM-ML10-NS16 54.6(2.15) 23.9(0.94) 19.0(0.75) 35.0(1.38) Basic Dimensions, in. (mm)

G - Nut Hex
O.D. O.D. Dead
Ordering
12 3/8 -TCM-ML12-NS6 43.4(1.71) 14.2(0.56) 22.0(0.87) 22.0(0.87)
(in.) (in.) L C G Gx F E Volume
Number

Tx
T
12 1/2 -TCM-ML12-NS8 49.0(1.93) 19.1(0.75) 22.0(0.87) 22.0(0.87)
1/8 1/16 -U-FL2SN7-TFL1-ZV 1.22(31.0) 0.72(18.3) 0.44(11.1) 0.31(7.9) 0.44(11.1) 0.07(1.7) 0
12 3/4 -TCM-ML12-NS12 50.5(1.99) 19.1(0.75) 22.0(0.87) 27.0(1.06)

E
C 1/4 1/16 -U-FL4SN7-TFL1-ZV 1.35(34.3) 0.82(20.8) 0.56(14.3) 0.31(7.9) 0.50(12.7) 0.07(1.7) 0
14 1/2 -TCM-ML14-NS8 49.0(1.93) 19.1(0.75) 25.0(0.98) 24.0(0.94)
L 3/8 1/16 -U-FL6SN7-TFL1-ZV 1.44(36.6) 0.91(23.1) 0.69(17.5) 0.31(7.9) 0.63(15.9) 0.07(1.7) 0
14 3/4 -TCM-ML14-NS12 50.5(1.99) 19.1(0.75) 25.0(0.98) 27.0(1.06)
1/2 1/16 -U-FL8SN7-TFL1-ZV 1.58(40.1) 1.04(26.4) 0.87(22.2) 0.31(7.9) 0.81(20.6) 0.07(1.7) 0
15 3/4 -TCM-ML15-NS12 50.5(1.99) 19.1(0.75) 25.0(0.98) 27.0(1.06)
15 1 -TCM-ML15-NS16 57.1(2.25) 23.9(0.94) 25.0(0.98) 35.0(1.38) Nominal pore size of SN7 Stainless steel sinter is 7 um, and other nominal pore sizes are available. Stainless steel
sinters are loosely installed to facilitate removal and replacement.
18 3/4 -TCM-ML18-NS12 50.5(1.99) 19.1(0.75) 30.0(1.18) 27.0(1.06)
20 1 -TCM-ML20-NS16 57.1(2.25) 23.9(0.94) 32.0(1.26) 35.0(1.38)
22 1 -TCM-ML22-NS16 57.1(2.25) 23.9(0.94) 32.0(1.26) 35.0(1.38)

Female Connectors Fractional Tube NPT Thread

F - Body Hex T-Tube Basic Dimensions, in. (mm)
P
O.D. P-NPT Ordering
(in.) Size L B C E G F
Number

G - Nut Hex
1/16 1/16 -CF-FL1-NS1 0.93(23.6) 0.39(9.9) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1)
Chromatograph Fittings 1/16 1/8 -CF-FL1-NS2

E
0.96(24.4) 0.41(10.4) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.56(14.3)

T
1/8 1/8 -CF-FL2-NS2 1.13(28.7) 0.41(10.4) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3)

F - Body Hex 1/8 1/4 -CF-FL2-NS4 1.32(33.5) 0.59(15.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1)
E

C B
3/16 1/8 -CF-FL3-NS2 1.17(29.7) 0.41(10.4) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3)
Fractional Tube L
G - Hex

1/4 1/8 -CF-FL4-NS2 1.23(31.2) 0.41(10.4) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)

T

T-Tube Basic Dimensions, in. (mm) 1/4 1/4 -CF-FL4-NS4 1.41(35.8) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
O.D Ordering Dead
(in.) L C E G F Volume 1/4 3/8 -CF-FL4-NS6 1.48(37.6) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
C Number
L 1/4 1/2 -CF-FL4-NS8 1.67(42.4) 0.78(19.8) 0.60(15.2) 16.3(4.8) 0.56(14.3) 1.06(27.0)
1/16 -U-NFL1-LV 1.26(32.0) 0.61(15.5) 0.01(0.3) 0.25(6.4) 0.25(6.4) 6.6 × 10-5 cm3
5/16 1/8 -CF-FL5-NS2 1.26(32.0) 0.41(10.4) 0.64(16.3) 16.3(6.4) 0.63(15.9) 0.56(14.3)
5/16 1/4 -CF-FL5-NS4 1.45(36.8) 0.59(15.0) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.75(19.1)
3/8 1/8 -CF-FL6-NS2 1.29(32.8) 0.41(10.4) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9)
E

C L 3/8 1/4 -CF-FL6-NS4 1.48(37.6) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1)

Fractional Tube 3/8 3/8 -CF-FL6-NS6 1.54(39.1) 0.59(15.0) 0.66(16.8) 1.34(7.1) 0.69(17.5) 0.88(22.2)
G - Hex

3/8 1/2 -CF-FL6-NS8 1.73(43.9) 0.78(19.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)

T-Tube Basic
T

Dimensions, in. (mm) Dead

O.D Ordering 3/8 3/4 -CF-FL6-NS12 1.88(47.8) 0.81(20.6) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.31(33.3)
(in.) L C E G F Volume
Number 1/2 1/4 -CF-FL8-NS4 1.59(40.4) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6)
F - Flat
1/16 -TTT-NFL1-LV 0.66(16.8) 0.61(15.5) 0.01(0.3) 0.25(6.4) 0.37(9.5) 2.8 ×10-4 cm3 1/2 3/8 -CF-FL8-NS6 1.65(41.9) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
1/2 1/2 -CF-FL8-NS8 1.84(46.7) 0.78(19.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
1/2 3/4 -CF-FL8-NS12 1.90(48.3) 0.81(20.6) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.31(33.3)
5/8 3/8 -CF-FL10-NS6 1.65(41.9) 0.59(15.0) 0.96(24.4) 0.50(12.7) 1.00(25.4) 0.94(23.8)
5/8 1/2 -CF-FL10-NS8 1.84(46.7) 0.78(19.8) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0)
 A-28 6D Series Tube Fittings 6D Series Tube Fittings A-29

Thermocouple Connectors Metric Tube NPT Thread Column End Fittings Fractional Tube
T-Tube Basic Dimensions, mm (in.) T-Tube Tx-Tube Basic

E
Dimensions, in. (mm)

Tube Fittings
Tube Fittings

F - Body Hex P-NPT Dead

G - Nut Hex
P O.D. Ordering Tx
Size O.D. O.D. Ordering
(mm) Number L B G F Volume
(in.) (in.) Number L C Cx E G Gx

Gx
T
G - Nut Hex

2 1/8 -TCM-ML2-NS2 30.5(1.20) 9.7(0.38) 12.0(0.47) 12.0(0.47)

1/4 1/16 -U-FL4-NFL1-LV 1.24(31.5) 0.60(15.2) 0.61(15.5) 0.01(0.3) 0.56(14.3) 0.25(6.4) 6.8 × 10-5 cm3
T

3 1/8 -TCM-ML3-NS2 30.5(1.20) 9.7(0.38) 12.0(0.47) 12.0(0.47) C Cx 3/8 1/16 -U-FL6-NFL1-LV 1.30(33.0) 0.66(16.8) 0.61(15.5) 0.01(0.3) 0.69(17.5) 0.25(6.4) 6.8 × 10-5 cm3
3 1/4 -TCM-ML3-NS4 35.6(1.40) 14.2(0.56) 12.0(0.47) 14.0(0.55) L
B 4 1/8 -TCM-ML4-NS2 31.2(1.23) 9.7(0.38) 12.0(0.47) 12.0(0.47)
L
4 1/4 -TCM-ML4-NS4 36.3(1.43) 14.2(0.56) 12.0(0.47) 14.0(0.55)
F - Body Hex Fractional Tube
6 1/8 -TCM-ML6-NS2 32.8(1.29) 9.7(0.38) 14.0(0.55) 14.0(0.55)
The T dimension refers

G - Nut Hex
to the smallest nominal 6 1/4 -TCM-ML6-NS4 37.9(1.49) 14.2(0.56) 14.0(0.55) 14.0(0.55) T-Tube Tx-Tube Basic Dimensions, in. (mm)
O.D. O.D. Ordering Dead

Tx
orifice. It might be larger

T
6 3/8 -TCM-ML6-NS6 38.4(1.51) 14.2(0.56) 14.0(0.55) 18.0(0.71) (in.) (in.) L C Cx G F E Volume
at tapered thread end, Number
6 1/2 -TCM-ML6-NS8 44.7(1.76) 19.1(0.75) 14.0(0.55) 22.0(0.87) Cx
straight thread end. 1/8 1/16 -U-FL2SN7-FL1-LV 1.22(31.0) 0.72(18.3) 0.34(8.6) 0.44(11.1) 0.44(11.1) 0.05(1.3) 5.4 × 10-3 cm3

E
8 1/4 -TCM-ML8-NS4 38.7(1.52) 14.2(0.56) 16.0(0.63) 15.0(0.59) C
L 1/4 1/16 -U-FL4SN7-FL1-LV 1.35(34.3) 0.82(20.8) 0.34(8.6) 0.56(14.3) 0.50(12.7) 0.05(1.3) 6.7 × 10-3 cm3
8 3/8 -TCM-ML8-NS6 39.3(1.55) 14.2(0.56) 16.0(0.63) 18.0(0.71)
3/8 1/16 -U-FL6SN7-FL1-LV 1.44(36.6) 0.91(23.1) 0.34(8.6) 0.69(17.5) 0.63(15.9) 0.05(1.3) 6.5 × 10-3 cm3
8 1/2 -TCM-ML8-NS8 45.6(1.80) 19.1(0.75) 16.0(0.63) 22.0(0.87)
10 3/8 -TCM-ML10-NS6 40.9(1.61) 14.2(0.56) 19.0(0.75) 18.0(0.71)
10 1/2 -TCM-ML10-NS8 46.5(1.83) 19.1(0.75) 19.0(0.75) 22.0(0.87)
-TCM-ML10-NS12 48.0(1.89) 19.1(0.75) 19.0(0.75) 27.0(1.06)
Fractional Tube
10 3/4
F - Body Hex
T-Tube Tx-Tube

Gx - Nut Hex
10 1 -TCM-ML10-NS16 54.6(2.15) 23.9(0.94) 19.0(0.75) 35.0(1.38) Basic Dimensions, in. (mm)

G - Nut Hex
O.D. O.D. Dead
Ordering
12 3/8 -TCM-ML12-NS6 43.4(1.71) 14.2(0.56) 22.0(0.87) 22.0(0.87)
(in.) (in.) L C G Gx F E Volume
Number

Tx
T
12 1/2 -TCM-ML12-NS8 49.0(1.93) 19.1(0.75) 22.0(0.87) 22.0(0.87)
1/8 1/16 -U-FL2SN7-TFL1-ZV 1.22(31.0) 0.72(18.3) 0.44(11.1) 0.31(7.9) 0.44(11.1) 0.07(1.7) 0
12 3/4 -TCM-ML12-NS12 50.5(1.99) 19.1(0.75) 22.0(0.87) 27.0(1.06)

E
C 1/4 1/16 -U-FL4SN7-TFL1-ZV 1.35(34.3) 0.82(20.8) 0.56(14.3) 0.31(7.9) 0.50(12.7) 0.07(1.7) 0
14 1/2 -TCM-ML14-NS8 49.0(1.93) 19.1(0.75) 25.0(0.98) 24.0(0.94)
L 3/8 1/16 -U-FL6SN7-TFL1-ZV 1.44(36.6) 0.91(23.1) 0.69(17.5) 0.31(7.9) 0.63(15.9) 0.07(1.7) 0
14 3/4 -TCM-ML14-NS12 50.5(1.99) 19.1(0.75) 25.0(0.98) 27.0(1.06)
1/2 1/16 -U-FL8SN7-TFL1-ZV 1.58(40.1) 1.04(26.4) 0.87(22.2) 0.31(7.9) 0.81(20.6) 0.07(1.7) 0
15 3/4 -TCM-ML15-NS12 50.5(1.99) 19.1(0.75) 25.0(0.98) 27.0(1.06)
15 1 -TCM-ML15-NS16 57.1(2.25) 23.9(0.94) 25.0(0.98) 35.0(1.38) Nominal pore size of SN7 Stainless steel sinter is 7 um, and other nominal pore sizes are available. Stainless steel
sinters are loosely installed to facilitate removal and replacement.
18 3/4 -TCM-ML18-NS12 50.5(1.99) 19.1(0.75) 30.0(1.18) 27.0(1.06)
20 1 -TCM-ML20-NS16 57.1(2.25) 23.9(0.94) 32.0(1.26) 35.0(1.38)
22 1 -TCM-ML22-NS16 57.1(2.25) 23.9(0.94) 32.0(1.26) 35.0(1.38)

Female Connectors Fractional Tube NPT Thread

F - Body Hex T-Tube Basic Dimensions, in. (mm)
P
O.D. P-NPT Ordering
(in.) Size L B C E G F
Number

G - Nut Hex
1/16 1/16 -CF-FL1-NS1 0.93(23.6) 0.39(9.9) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1)
Chromatograph Fittings 1/16 1/8 -CF-FL1-NS2

E
0.96(24.4) 0.41(10.4) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.56(14.3)

T
1/8 1/8 -CF-FL2-NS2 1.13(28.7) 0.41(10.4) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3)

F - Body Hex 1/8 1/4 -CF-FL2-NS4 1.32(33.5) 0.59(15.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1)
E

C B
3/16 1/8 -CF-FL3-NS2 1.17(29.7) 0.41(10.4) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3)
Fractional Tube L
G - Hex

1/4 1/8 -CF-FL4-NS2 1.23(31.2) 0.41(10.4) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3)

T

T-Tube Basic Dimensions, in. (mm) 1/4 1/4 -CF-FL4-NS4 1.41(35.8) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
O.D Ordering Dead
(in.) L C E G F Volume 1/4 3/8 -CF-FL4-NS6 1.48(37.6) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
C Number
L 1/4 1/2 -CF-FL4-NS8 1.67(42.4) 0.78(19.8) 0.60(15.2) 16.3(4.8) 0.56(14.3) 1.06(27.0)
1/16 -U-NFL1-LV 1.26(32.0) 0.61(15.5) 0.01(0.3) 0.25(6.4) 0.25(6.4) 6.6 × 10-5 cm3
5/16 1/8 -CF-FL5-NS2 1.26(32.0) 0.41(10.4) 0.64(16.3) 16.3(6.4) 0.63(15.9) 0.56(14.3)
5/16 1/4 -CF-FL5-NS4 1.45(36.8) 0.59(15.0) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.75(19.1)
3/8 1/8 -CF-FL6-NS2 1.29(32.8) 0.41(10.4) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9)
E

C L 3/8 1/4 -CF-FL6-NS4 1.48(37.6) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1)

Fractional Tube 3/8 3/8 -CF-FL6-NS6 1.54(39.1) 0.59(15.0) 0.66(16.8) 1.34(7.1) 0.69(17.5) 0.88(22.2)
G - Hex

3/8 1/2 -CF-FL6-NS8 1.73(43.9) 0.78(19.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)

T-Tube Basic
T

Dimensions, in. (mm) Dead

O.D Ordering 3/8 3/4 -CF-FL6-NS12 1.88(47.8) 0.81(20.6) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.31(33.3)
(in.) L C E G F Volume
Number 1/2 1/4 -CF-FL8-NS4 1.59(40.4) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6)
F - Flat
1/16 -TTT-NFL1-LV 0.66(16.8) 0.61(15.5) 0.01(0.3) 0.25(6.4) 0.37(9.5) 2.8 ×10-4 cm3 1/2 3/8 -CF-FL8-NS6 1.65(41.9) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
1/2 1/2 -CF-FL8-NS8 1.84(46.7) 0.78(19.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
1/2 3/4 -CF-FL8-NS12 1.90(48.3) 0.81(20.6) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.31(33.3)
5/8 3/8 -CF-FL10-NS6 1.65(41.9) 0.59(15.0) 0.96(24.4) 0.50(12.7) 1.00(25.4) 0.94(23.8)
5/8 1/2 -CF-FL10-NS8 1.84(46.7) 0.78(19.8) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0)
 A-30 6D Series Tube Fittings 6D Series Tube Fittings A-31

Female Connectors F - Body Hex

Fractional Tube NPT Thread Fractional Tube ISO Parallel Thread (RJ)
T-Tube Basic T-Tube Basic Dimensions, in. (mm)

G - Nut Hex
F - Body Hex Dimensions, in. (mm) P-RJ

Tube Fittings
Tube Fittings

P
O.D. P-NPT Ordering O.D.
Size Ordering
Size L B C E G F (in.) Number L B C E G F

E
(in.) Number

P
T
G - Nut Hex

3/4 1/2 -CF-FL12-NS8 1.84(46.7) 0.78(19.8) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1/4 1/4 -CF-FL4-RJ4 1.48(37.6) 0.51(12.9) 0.60(15.2) 0.18(4.6) 0.56(14.3) 0.75(19.1)

E
3/4 3/4 -CF-FL12-NS12 1.90(48.3) 0.81(20.6) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.31(33.3) 1/4 3/8 -CF-FL4-RJ6 1.48(37.6) 0.62(15.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.94(23.8)
T

C B
7/8 3/4 -CF-FL14-NS12 1.96(49.8) 0.81(20.6) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.31(33.3) L 1/4 1/2 -CF-FL4-RJ8 1.71(43.4) 0.74(18.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0)
1 3/4 -CF-FL16-NS12 2.10(53.3) 0.81(20.6) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9) 5/16 1/4 -CF-FL5-RJ4 1.51(38.4) 0.51(12.9) 0.64(16.3) 0.22(5.6) 0.63(15.9) 0.75(19.1)
C B Adapt to Japanese gauge stud
1 1 -CF-FL16-NS16 2.45(62.2) 1.00(25.4) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 5/16 1/2 -CF-FL5-RJ8 1.61(40.9) 0.74(18.8) 0.64(16.3) 0.28(7.1) 0.63(15.9) 1.06(27.0)
L (JIS B7505)
1 1/4 1 1/4 -CF-FL20-NS20 2.94(74.7) 1.00(25.4) 1.62(41.1) 1.09(27.7) 1.87(47.6) 2.13(54.0) 3/8 1/4 -CF-FL6-RJ4 1.54(39.1) 0.51(12.9) 0.66(16.8) 0.22(5.6) 0.69(17.5) 0.75(19.1)
1 1/2 1 1/2 -CF-FL24-NS24 3.30(83.8) 1.09(27.7) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.37(60.3) 3/8 3/8 -CF-FL6-RJ6 1.52(38.6) 0.62(15.8) 0.66(16.8) 0.25(6.4) 0.69(17.5) 0.94(23.8)
3/8 1/2 -CF-FL6-RJ8 1.65(41.9) 0.74(18.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
1/2 1/4 -CF-FL8-RJ4 1.65(41.9) 0.51(12.9) 0.90(22.9) 0.22(5.6) 0.87(22.2) 0.81(20.6)
1/2 3/8 -CF-FL8-RJ6 1.75(44.5) 0.62(15.8) 0.90(22.9) 0.25(6.4) 0.87(22.2) 0.94(23.8)
1/2 1/2 -CF-FL8-RJ8 1.90(48.3) 0.74(18.8) 0.90(22.9) 0.28(7.1) 0.87(22.2) 1.06(27.0)

Fractional Tube ISO Tapered Thread (RT)

T-Tube Basic Dimensions, in. (mm) F - Body Hex
O.D. P-RT
Ordering
Fractional Tube Metric Thread
(in.) Size L B C E G F
Number T-Tube P-Metric Basic Dimensions, in. (mm)

G - Nut Hex
O.D. Thread Ordering
1/4 1/8 -CF-FL4-RT2 1.23(31.2) 0.41(10.4) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3) L B C E G F
(in.) Size Number

E
T

P
1/4 1/4 -CF-FL4-RT4 1.41(35.8) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
1/8 M14 x 1.5 -CF-FL2-MS14 1.22(31.0) 0.51(13.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1)
1/4 3/8 -CF-FL4-RT6 1.48(37.6) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
1/8 M16 x 1.5 -CF-FL2-MS16 1.31(33.3) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2)
1/4 1/2 -CF-FL4-RT8 1.67(42.4) 0.78(19.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0) C B
1/8 M18 x 1.5 -CF-FL2-MS18 1.35(34.3) 0.59(15.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 1.00(25.4)
3/8 1/4 -CF-FL6-RT4 1.48(37.6) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) L
1/8 M20 x 1.5 -CF-FL2-MS20 1.39(35.3) 0.63(16.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 1.06(27.0)
3/8 3/8 -CF-FL6-RT6 1.54(39.1) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)
1/4 M16 x 1.5 -CF-FL4-MS16 1.41(35.8) 0.55(14.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
3/8 1/2 -CF-FL6-RT8 1.73(43.9) 0.78(19.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
1/4 M18 x 1.5 -CF-FL4-MS18 1.45(36.8) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.00(25.4)
1/2 1/4 -CF-FL8-RT4 1.59(40.4) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6)
1/4 M20 x 1.5 -CF-FL4-MS20 1.49(37.8) 0.63(16.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0)
1/2 3/8 -CF-FL8-RT6 1.65(41.9) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
3/8 M14 x 1.5 -CF-FL6-MS14 1.46(37.1) 0.51(13.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1)
1/2 1/2 -CF-FL8-RT8 1.84(46.7) 0.78(19.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
3/8 M16 x 1.5 -CF-FL6-MS16 1.48(37.5) 0.55(14.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)
3/8 M18 x 1.5 -CF-FL6-MS18 1.52(38.5) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.00(25.4)
3/8 M20 x 1.5 -CF-FL6-MS20 1.56(39.5) 0.63(16.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
1/2 M16 x 1.5 -CF-FL8-MS16 1.63(41.4) 0.55(14.0) 0.90(22.9) 0.33(8.4) 0.87(22.2) 0.87(22.2)
F - Body Hex 1/2 M18 x 1.5 -CF-FL8-MS18 1.67(42.4) 0.59(15.0) 0.90(22.9) 0.38(9.6) 0.87(22.2) 1.00(25.4)
Fractional Tube ISO Parallel Thread (RG)
1/2 M20 x 1.5 -CF-FL8-MS20 1.71(43.4) 0.63(16.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
T-Tube Basic Dimensions, in. (mm)
G - Nut Hex

O.D. P-RG 1/2 M22 x 1.5 -CF-FL8-MS22 1.65(41.9) 0.63(16.0) 0.90(22.9) 0.38(9.7) 0.87(22.2) 1.06(27.0)
Ordering
(in.) Size L B C E G F
E

Number
P
T

1/8 1/4 -CF-FL2-RG4 1.39(35.3) 0.51(12.9) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1)

1/8 3/8 -CF-FL2-RG6 1.52(38.7) 0.56(14.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.94(23.8)
Metric Tube NPT Thread
C B
L 1/4 1/4 -CF-FL4-RG4 1.48(37.6) 0.51(12.9) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
Female Connectors T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT Ordering
1/4 3/8 -CF-FL4-RG6 1.48(37.6) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.94(23.8) (mm) Size L B C E G F
F - Body Hex P Number
1/4 1/2 -CF-FL4-RG8 1.71(43.4) 0.74(18.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0)
3 1/8 -CF-ML3-NS2 28.7(1.13) 10.4(0.41) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55)
5/16 1/4 -CF-FL5-RG4 1.51(38.4) 0.51(12.9) 0.64(16.3) 0.22(5.6) 0.63(15.9) 0.75(19.1)

G - Nut Hex
3 1/4 -CF-ML3-NS4 33.5(1.32) 15.0(0.59) 12.9(0.51) 2.4(0.09) 12.0(0.47) 19.0(0.75)
5/16 3/8 -CF-FL5-RG6 1.45(36.9) 0.56(14.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.94(23.8)
4 1/8 -CF-ML4-NS2 29.7(1.17) 10.4(0.41) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55)

E
T
5/16 1/2 -CF-FL5-RG8 1.61(40.9) 0.74(18.8) 0.64(16.3) 0.28(7.1) 0.63(15.9) 1.06(27.0)
6 1/8 -CF-ML6-NS2 31.3(1.23) 10.4(0.41) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
3/8 1/4 -CF-FL6-RG4 1.54(39.1) 0.51(12.9) 0.66(16.8) 0.22(5.6) 0.69(17.5) 0.75(19.1)
6 1/4 -CF-ML6-NS4 35.8(1.41) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
3/8 3/8 -CF-FL6-RG6 1.52(38.6) 0.56(14.2) 0.66(16.8) 0.25(6.4) 0.69(17.5) 0.94(23.8)
C B 6 3/8 -CF-ML6-NS6 37.7(1.48) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
3/8 1/2 -CF-FL6-RG8 1.65(41.9) 0.74(18.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
L 6 1/2 -CF-ML6-NS8 42.5(1.67) 19.8(0.78) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
1/2 1/4 -CF-FL8-RG4 1.65(41.9) 0.51(12.9) 0.90(22.9) 0.22(5.6) 0.87(22.2) 0.87(22.2)
8 1/8 -CF-ML8-NS2 32.1(1.26) 10.4(0.41) 16.2(0.64) 6.4(0.25) 16.0(0.63) 15.0(0.59)
1/2 3/8 -CF-FL8-RG6 1.75(44.5) 0.56(14.2) 0.90(22.9) 0.25(6.4) 0.87(22.2) 0.94(23.8)
8 1/4 -CF-ML8-NS4 37.0(1.46) 15.0(0.59) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75)
1/2 1/2 -CF-FL8-RG8 1.90(48.3) 0.74(18.8) 0.90(22.9) 0.28(7.1) 0.87(22.2) 1.06(27.0)
8 3/8 -CF-ML8-NS6 38.5(1.52) 15.0(0.59) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
8 1/2 -CF-ML8-NS8 43.3(1.70) 19.8(0.78) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06)
10 1/8 -CF-ML10-NS2 33.0(1.30) 10.4(0.41) 17.2(0.68) 7.9(0.31) 19.0(0.75) 18.0(0.71)
10 1/4 -CF-ML10-NS4 37.8(1.49) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 19.0(0.75)
10 3/8 -CF-ML10-NS6 39.4(1.55) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
10 1/2 -CF-ML10-NS8 44.2(1.74) 19.8(0.78) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
 A-30 6D Series Tube Fittings 6D Series Tube Fittings A-31

Female Connectors F - Body Hex

Fractional Tube NPT Thread Fractional Tube ISO Parallel Thread (RJ)
T-Tube Basic T-Tube Basic Dimensions, in. (mm)

G - Nut Hex
F - Body Hex Dimensions, in. (mm) P-RJ

Tube Fittings
Tube Fittings

P
O.D. P-NPT Ordering O.D.
Size Ordering
Size L B C E G F (in.) Number L B C E G F

E
(in.) Number

P
T
G - Nut Hex

3/4 1/2 -CF-FL12-NS8 1.84(46.7) 0.78(19.8) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1/4 1/4 -CF-FL4-RJ4 1.48(37.6) 0.51(12.9) 0.60(15.2) 0.18(4.6) 0.56(14.3) 0.75(19.1)

E
3/4 3/4 -CF-FL12-NS12 1.90(48.3) 0.81(20.6) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.31(33.3) 1/4 3/8 -CF-FL4-RJ6 1.48(37.6) 0.62(15.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.94(23.8)
T

C B
7/8 3/4 -CF-FL14-NS12 1.96(49.8) 0.81(20.6) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.31(33.3) L 1/4 1/2 -CF-FL4-RJ8 1.71(43.4) 0.74(18.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0)
1 3/4 -CF-FL16-NS12 2.10(53.3) 0.81(20.6) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9) 5/16 1/4 -CF-FL5-RJ4 1.51(38.4) 0.51(12.9) 0.64(16.3) 0.22(5.6) 0.63(15.9) 0.75(19.1)
C B Adapt to Japanese gauge stud
1 1 -CF-FL16-NS16 2.45(62.2) 1.00(25.4) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 5/16 1/2 -CF-FL5-RJ8 1.61(40.9) 0.74(18.8) 0.64(16.3) 0.28(7.1) 0.63(15.9) 1.06(27.0)
L (JIS B7505)
1 1/4 1 1/4 -CF-FL20-NS20 2.94(74.7) 1.00(25.4) 1.62(41.1) 1.09(27.7) 1.87(47.6) 2.13(54.0) 3/8 1/4 -CF-FL6-RJ4 1.54(39.1) 0.51(12.9) 0.66(16.8) 0.22(5.6) 0.69(17.5) 0.75(19.1)
1 1/2 1 1/2 -CF-FL24-NS24 3.30(83.8) 1.09(27.7) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.37(60.3) 3/8 3/8 -CF-FL6-RJ6 1.52(38.6) 0.62(15.8) 0.66(16.8) 0.25(6.4) 0.69(17.5) 0.94(23.8)
3/8 1/2 -CF-FL6-RJ8 1.65(41.9) 0.74(18.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
1/2 1/4 -CF-FL8-RJ4 1.65(41.9) 0.51(12.9) 0.90(22.9) 0.22(5.6) 0.87(22.2) 0.81(20.6)
1/2 3/8 -CF-FL8-RJ6 1.75(44.5) 0.62(15.8) 0.90(22.9) 0.25(6.4) 0.87(22.2) 0.94(23.8)
1/2 1/2 -CF-FL8-RJ8 1.90(48.3) 0.74(18.8) 0.90(22.9) 0.28(7.1) 0.87(22.2) 1.06(27.0)

Fractional Tube ISO Tapered Thread (RT)

T-Tube Basic Dimensions, in. (mm) F - Body Hex
O.D. P-RT
Ordering
Fractional Tube Metric Thread
(in.) Size L B C E G F
Number T-Tube P-Metric Basic Dimensions, in. (mm)

G - Nut Hex
O.D. Thread Ordering
1/4 1/8 -CF-FL4-RT2 1.23(31.2) 0.41(10.4) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.56(14.3) L B C E G F
(in.) Size Number

E
T

P
1/4 1/4 -CF-FL4-RT4 1.41(35.8) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
1/8 M14 x 1.5 -CF-FL2-MS14 1.22(31.0) 0.51(13.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1)
1/4 3/8 -CF-FL4-RT6 1.48(37.6) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
1/8 M16 x 1.5 -CF-FL2-MS16 1.31(33.3) 0.55(14.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.87(22.2)
1/4 1/2 -CF-FL4-RT8 1.67(42.4) 0.78(19.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0) C B
1/8 M18 x 1.5 -CF-FL2-MS18 1.35(34.3) 0.59(15.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 1.00(25.4)
3/8 1/4 -CF-FL6-RT4 1.48(37.6) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) L
1/8 M20 x 1.5 -CF-FL2-MS20 1.39(35.3) 0.63(16.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 1.06(27.0)
3/8 3/8 -CF-FL6-RT6 1.54(39.1) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)
1/4 M16 x 1.5 -CF-FL4-MS16 1.41(35.8) 0.55(14.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2)
3/8 1/2 -CF-FL6-RT8 1.73(43.9) 0.78(19.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
1/4 M18 x 1.5 -CF-FL4-MS18 1.45(36.8) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.00(25.4)
1/2 1/4 -CF-FL8-RT4 1.59(40.4) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6)
1/4 M20 x 1.5 -CF-FL4-MS20 1.49(37.8) 0.63(16.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0)
1/2 3/8 -CF-FL8-RT6 1.65(41.9) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.87(22.2)
3/8 M14 x 1.5 -CF-FL6-MS14 1.46(37.1) 0.51(13.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1)
1/2 1/2 -CF-FL8-RT8 1.84(46.7) 0.78(19.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
3/8 M16 x 1.5 -CF-FL6-MS16 1.48(37.5) 0.55(14.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2)
3/8 M18 x 1.5 -CF-FL6-MS18 1.52(38.5) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.00(25.4)
3/8 M20 x 1.5 -CF-FL6-MS20 1.56(39.5) 0.63(16.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
1/2 M16 x 1.5 -CF-FL8-MS16 1.63(41.4) 0.55(14.0) 0.90(22.9) 0.33(8.4) 0.87(22.2) 0.87(22.2)
F - Body Hex 1/2 M18 x 1.5 -CF-FL8-MS18 1.67(42.4) 0.59(15.0) 0.90(22.9) 0.38(9.6) 0.87(22.2) 1.00(25.4)
Fractional Tube ISO Parallel Thread (RG)
1/2 M20 x 1.5 -CF-FL8-MS20 1.71(43.4) 0.63(16.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0)
T-Tube Basic Dimensions, in. (mm)
G - Nut Hex

O.D. P-RG 1/2 M22 x 1.5 -CF-FL8-MS22 1.65(41.9) 0.63(16.0) 0.90(22.9) 0.38(9.7) 0.87(22.2) 1.06(27.0)
Ordering
(in.) Size L B C E G F
E

Number
P
T

1/8 1/4 -CF-FL2-RG4 1.39(35.3) 0.51(12.9) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1)

1/8 3/8 -CF-FL2-RG6 1.52(38.7) 0.56(14.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.94(23.8)
Metric Tube NPT Thread
C B
L 1/4 1/4 -CF-FL4-RG4 1.48(37.6) 0.51(12.9) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1)
Female Connectors T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT Ordering
1/4 3/8 -CF-FL4-RG6 1.48(37.6) 0.56(14.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.94(23.8) (mm) Size L B C E G F
F - Body Hex P Number
1/4 1/2 -CF-FL4-RG8 1.71(43.4) 0.74(18.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0)
3 1/8 -CF-ML3-NS2 28.7(1.13) 10.4(0.41) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55)
5/16 1/4 -CF-FL5-RG4 1.51(38.4) 0.51(12.9) 0.64(16.3) 0.22(5.6) 0.63(15.9) 0.75(19.1)

G - Nut Hex
3 1/4 -CF-ML3-NS4 33.5(1.32) 15.0(0.59) 12.9(0.51) 2.4(0.09) 12.0(0.47) 19.0(0.75)
5/16 3/8 -CF-FL5-RG6 1.45(36.9) 0.56(14.2) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.94(23.8)
4 1/8 -CF-ML4-NS2 29.7(1.17) 10.4(0.41) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55)

E
T
5/16 1/2 -CF-FL5-RG8 1.61(40.9) 0.74(18.8) 0.64(16.3) 0.28(7.1) 0.63(15.9) 1.06(27.0)
6 1/8 -CF-ML6-NS2 31.3(1.23) 10.4(0.41) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)
3/8 1/4 -CF-FL6-RG4 1.54(39.1) 0.51(12.9) 0.66(16.8) 0.22(5.6) 0.69(17.5) 0.75(19.1)
6 1/4 -CF-ML6-NS4 35.8(1.41) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
3/8 3/8 -CF-FL6-RG6 1.52(38.6) 0.56(14.2) 0.66(16.8) 0.25(6.4) 0.69(17.5) 0.94(23.8)
C B 6 3/8 -CF-ML6-NS6 37.7(1.48) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
3/8 1/2 -CF-FL6-RG8 1.65(41.9) 0.74(18.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0)
L 6 1/2 -CF-ML6-NS8 42.5(1.67) 19.8(0.78) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
1/2 1/4 -CF-FL8-RG4 1.65(41.9) 0.51(12.9) 0.90(22.9) 0.22(5.6) 0.87(22.2) 0.87(22.2)
8 1/8 -CF-ML8-NS2 32.1(1.26) 10.4(0.41) 16.2(0.64) 6.4(0.25) 16.0(0.63) 15.0(0.59)
1/2 3/8 -CF-FL8-RG6 1.75(44.5) 0.56(14.2) 0.90(22.9) 0.25(6.4) 0.87(22.2) 0.94(23.8)
8 1/4 -CF-ML8-NS4 37.0(1.46) 15.0(0.59) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75)
1/2 1/2 -CF-FL8-RG8 1.90(48.3) 0.74(18.8) 0.90(22.9) 0.28(7.1) 0.87(22.2) 1.06(27.0)
8 3/8 -CF-ML8-NS6 38.5(1.52) 15.0(0.59) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
8 1/2 -CF-ML8-NS8 43.3(1.70) 19.8(0.78) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06)
10 1/8 -CF-ML10-NS2 33.0(1.30) 10.4(0.41) 17.2(0.68) 7.9(0.31) 19.0(0.75) 18.0(0.71)
10 1/4 -CF-ML10-NS4 37.8(1.49) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 19.0(0.75)
10 3/8 -CF-ML10-NS6 39.4(1.55) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
10 1/2 -CF-ML10-NS8 44.2(1.74) 19.8(0.78) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
 A-32 6D Series Tube Fittings 6D Series Tube Fittings A-33

Female Connectors Metric Tube NPT Thread

Female Connectors Metric Tube ISO Parallel Thread (RP)
T-Tube Basic Dimensions, mm (in.) F - Body Hex T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT
F - Body Hex

Tube Fittings
Tube Fittings

P P-RP
Ordering O.D. Ordering
(mm) Size L B C E G F (mm) Size L B C E G F
Number Number

G - Nut Hex
G - Nut Hex

12 1/4 -CF-ML12-NS4 40.3(1.59) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87) 6 1/8 -CF-ML6-RP2 33.5(1.32) 15.5(0.61) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)

E
12 3/8 -CF-ML12-NS6 41.9(1.65) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)

P
T
E
6 1/4 -CF-ML6-RP4 39.4(1.55) 15.5(0.61) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
T

12 1/2 -CF-ML12-NS8 46.7(1.84) 19.8(0.78) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 22 3/4 -CF-ML22-RP12 53.3(2.10) 20.5(0.81) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38)
12 3/4 -CF-ML12-NS12 49.1(1.93) 20.6(0.81) 22.8(0.90) 9.5(0.37) 22.0(0.87) 35.0(1.38) 25 1 -CF-ML25-RP16 63.9(2.52) 23.5(0.93) 31.3(1.23) 21.8(0.86) 38.0(1.50) 40.0(1.57)
14 3/4 -CF-ML14-NS12 49.7(1.96) 20.6(0.81) 24.4(0.96) 11.1(0.44) 25.0(0.98) 35.0(1.38) C B
C B
15 1/2 -CF-ML15-NS8 46.7(1.84) 19.8(0.78) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) L
L
16 3/8 -CF-ML16-NS6 41.9(1.65) 15.0(0.59) 24.4(0.96) 12.7(0.50) 25.0(0.98) 27.0(1.06)
16 1/2 -CF-ML16-NS8 46.9(1.85) 19.8(0.78) 24.4(0.96) 12.7(0.50) 25.0(0.98) 27.0(1.06)
20 1/2 -CF-ML20-NS8 47.9(1.89) 19.8(0.78) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
Metric Tube ISO Parallel Thread (RG)
20 3/4 -CF-ML20-NS12 49.7(1.96) 20.6(0.81) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38)
F - Body Hex T-Tube Basic Dimensions, mm (in.)
22 3/4 -CF-ML22-NS12 49.7(1.96) 20.6(0.81) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38) O.D. P-RG Ordering
22 1 -CF-ML22-NS16 57.9(2.28) 25.4(1.00) 26.0(1.02) 18.3(0.72) 32.0(1.26) 41.0(1.61) (mm) Size Number L B C E G F

G - Nut Hex
25 3/4 -CF-ML25-NS12 53.4(2.10) 20.6(0.81) 31.3(1.23) 21.8(0.86) 38.0(1.50) 35.0(1.38) 3 1/4 -CF-ML3-RG4 35.3(1.39) 12.9(0.51) 12.9(0.51) 2.4(0.09) 12.0(0.47) 19.0(0.75)

E
T

P
25 1 -CF-ML25-NS16 62.3(2.45) 25.4(1.00) 31.3(1.23) 21.8(0.86) 38.0(1.50) 41.0(1.61) 6 1/4 -CF-ML6-RG4 37.6(1.48) 12.9(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
6 3/8 -CF-ML6-RG6 37.6(1.48) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 24.0(0.94)
C B 6 1/2 -CF-ML6-RG8 43.5(1.71) 18.8(0.74) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
L 8 1/4 -CF-ML8-RG4 38.5(1.52) 12.9(0.51) 16.2(0.64) 5.5(0.22) 16.0(0.63) 19.0(0.75)
8 3/8 -CF-ML8-RG6 36.2(1.43) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 24.0(0.94)
8 1/2 -CF-ML8-RG8 41.0(1.61) 18.8(0.74) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06)
Female Connectors Metric Tube ISO Tapered Thread (RT)
10 1/4 -CF-ML10-RG4 39.4(1.55) 12.9(0.51) 17.2(0.68) 5.5(0.22) 19.0(0.75) 19.0(0.75)
F - Body Hex
T-Tube Basic Dimensions, mm (in.) 10 3/8 -CF-ML10-RG6 38.8(1.53) 14.2(0.56) 17.2(0.68) 6.4(0.25) 19.0(0.75) 24.0(0.94)
P O.D. P-RT Ordering
(mm) Size Number L B C E G F 10 1/2 -CF-ML10-RG8 42.1(1.66) 18.8(0.74) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
12 1/4 -CF-ML12-RG4 41.9(1.65) 12.9(0.51) 22.8(0.90) 5.5(0.22) 22.0(0.87) 22.0(0.87)
G - Nut Hex

3 1/8 -CF-ML3-RT2 28.7(1.13) 10.4(0.41) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55)

12 3/8 -CF-ML12-RG6 44.4(1.75) 14.2(0.56) 22.8(0.90) 6.4(0.25) 22.0(0.87) 24.0(0.94)
E

6 1/8 -CF-ML6-RT2 31.3(1.23) 10.4(0.41) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)

T

12 1/2 -CF-ML12-RG8 48.2(1.90) 18.8(0.74) 22.8(0.90) 7.1(0.28) 22.0(0.87) 27.0(1.06)

6 1/4 -CF-ML6-RT4 35.8(1.41) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
20 1/2 -CF-ML20-RG8 54.3(2.14) 18.8(0.74) 26.0(1.02) 7.1(0.28) 32.0(1.26) 30.0(1.18)
6 3/8 -CF-ML6-RT6 37.9(1.49) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
C B 22 1/2 -CF-ML22-RG8 54.3(2.14) 18.8(0.74) 26.0(1.02) 7.1(0.28) 32.0(1.26) 30.0(1.18)
6 1/2 -CF-ML6-RT8 42.5(1.67) 19.8(0.78) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
L 8 1/8 -CF-ML8-RT2 32.1(1.26) 10.4(0.41) 16.2(0.64) 6.4(0.25) 16.0(0.63) 15.0(0.59)
8 1/4 -CF-ML8-RT4 37.0(1.46) 15.0(0.59) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75)
8 3/8 -CF-ML8-RT6 38.5(1.52) 15.0(0.59) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
F - Body Hex
8 1/2 -CF-ML8-RT8 43.3(1.70) 19.8(0.78) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06) Metric Tube ISO Parallel Thread (RJ)
10 1/8 -CF-ML10-RT2 33.0(1.30) 10.4(0.41) 17.2(0.68) 7.9(0.31) 19.0(0.75) 18.0(0.71) T-Tube

G - Nut Hex
Basic Dimensions, mm (in.)
10 1/4 -CF-ML10-RT4 37.8(1.49) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 19.0(0.75) O.D. P-RJ Ordering
Size

E
(mm) L B C E G F

P
10 3/8 -CF-ML10-RT6
Number
39.4(1.55) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
10 1/2 -CF-ML10-RT8 44.2(1.74) 19.8(0.78) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06) 6 1/4 -CF-ML6-RJ4 37.6(1.48) 12.9(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)

12 1/8 -CF-ML12-RT2 35.5(1.40) 10.4(0.41) 22.8(0.90) 8.3(0.33) 22.0(0.87) 22.0(0.87) C B 6 3/8 -CF-ML6-RJ6 37.6(1.48) 15.8(0.62) 15.3(0.60) 4.8(0.19) 14.0(0.55) 24.0(0.94)
L 6 1/2 -CF-ML6-RJ8 43.5(1.71) 18.8(0.74) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
12 1/4 -CF-ML12-RT4 40.3(1.59) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
12 3/8 -CF-ML12-RT6 41.9(1.65) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87) 8 1/4 -CF-ML8-RJ4 38.5(1.52) 12.9(0.51) 16.2(0.64) 5.5(0.22) 16.0(0.63) 19.0(0.75)
Adapt to Japanese Gauge stud
12 1/2 -CF-ML12-RT8 46.7(1.84) 19.8(0.78) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) (JIS B7505) 8 3/8 -CF-ML8-RJ6 36.2(1.43) 15.8(0.62) 16.2(0.64) 6.5(0.26) 16.0(0.63) 24.0(0.94)

12 3/4 -CF-ML12-RT12 49.0(1.93) 20.6(0.81) 22.8(0.90) 9.5(0.37) 22.0(0.87) 35.0(1.38) 8 1/2 -CF-ML8-RJ8 41.0(1.61) 18.8(0.74) 16.2(0.64) 7.0(0.28) 16.0(0.63) 27.0(1.06)

15 1/2 -CF-ML15-RT8 46.7(1.84) 19.8(0.78) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 10 1/4 -CF-ML10-RJ4 39.4(1.55) 12.9(0.51) 17.2(0.68) 5.5(0.22) 19.0(0.75) 19.0(0.75)

16 1/2 -CF-ML16-RT8 48.4(1.91) 19.8(0.78) 24.4(0.96) 12.7(0.50) 25.0(0.98) 27.0(1.06) 10 3/8 -CF-ML10-RJ6 38.8(1.53) 15.8(0.62) 17.2(0.68) 6.5(0.26) 19.0(0.75) 24.0(0.94)

16 3/4 -CF-ML16-RT12 49.7(1.96) 20.6(0.81) 24.4(0.96) 12.7(0.50) 25.0(0.98) 35.0(1.38) 10 1/2 -CF-ML10-RJ8 42.1(1.66) 18.8(0.74) 17.2(0.68) 7.0(0.28) 19.0(0.75) 27.0(1.06)

20 1/2 -CF-ML20-RT8 47.9(1.89) 19.8(0.78) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18) 12 1/4 -CF-ML12-RJ4 41.9(1.65) 12.9(0.51) 22.8(0.90) 5.5(0.22) 22.0(0.87) 22.0(0.87)

20 3/4 -CF-ML20-RT12 49.7(1.96) 20.6(0.81) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 12 3/8 -CF-ML12-RJ6 44.4(1.75) 15.8(0.62) 22.8(0.90) 6.5(0.26) 22.0(0.87) 24.0(0.94)

22 3/4 -CF-ML22-RT12 49.7(1.96) 20.6(0.81) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38) 12 1/2 -CF-ML12-RJ8 48.2(1.90) 18.8(0.74) 22.8(0.90) 7.0(0.28) 22.0(0.87) 27.0(1.06)

22 1 -CF-ML22-RT16 57.9(2.28) 25.4(1.00) 26.0(1.02) 18.3(0.72) 32.0(1.26) 41.0(1.61)

25 3/4 -CF-ML25-RT12 53.4(2.10) 20.6(0.81) 31.3(1.23) 21.8(0.86) 38.0(1.50) 35.0(1.38)
25 1 -CF-ML25-RT16 62.3(2.45) 25.4(1.00) 31.3(1.23) 21.8(0.86) 38.0(1.50) 41.0(1.61)
 A-32 6D Series Tube Fittings 6D Series Tube Fittings A-33

Female Connectors Metric Tube NPT Thread

Female Connectors Metric Tube ISO Parallel Thread (RP)
T-Tube Basic Dimensions, mm (in.) F - Body Hex T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT
F - Body Hex

Tube Fittings
Tube Fittings

P P-RP
Ordering O.D. Ordering
(mm) Size L B C E G F (mm) Size L B C E G F
Number Number

G - Nut Hex
G - Nut Hex

12 1/4 -CF-ML12-NS4 40.3(1.59) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87) 6 1/8 -CF-ML6-RP2 33.5(1.32) 15.5(0.61) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)

E
12 3/8 -CF-ML12-NS6 41.9(1.65) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)

P
T
E
6 1/4 -CF-ML6-RP4 39.4(1.55) 15.5(0.61) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
T

12 1/2 -CF-ML12-NS8 46.7(1.84) 19.8(0.78) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 22 3/4 -CF-ML22-RP12 53.3(2.10) 20.5(0.81) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38)
12 3/4 -CF-ML12-NS12 49.1(1.93) 20.6(0.81) 22.8(0.90) 9.5(0.37) 22.0(0.87) 35.0(1.38) 25 1 -CF-ML25-RP16 63.9(2.52) 23.5(0.93) 31.3(1.23) 21.8(0.86) 38.0(1.50) 40.0(1.57)
14 3/4 -CF-ML14-NS12 49.7(1.96) 20.6(0.81) 24.4(0.96) 11.1(0.44) 25.0(0.98) 35.0(1.38) C B
C B
15 1/2 -CF-ML15-NS8 46.7(1.84) 19.8(0.78) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) L
L
16 3/8 -CF-ML16-NS6 41.9(1.65) 15.0(0.59) 24.4(0.96) 12.7(0.50) 25.0(0.98) 27.0(1.06)
16 1/2 -CF-ML16-NS8 46.9(1.85) 19.8(0.78) 24.4(0.96) 12.7(0.50) 25.0(0.98) 27.0(1.06)
20 1/2 -CF-ML20-NS8 47.9(1.89) 19.8(0.78) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18)
Metric Tube ISO Parallel Thread (RG)
20 3/4 -CF-ML20-NS12 49.7(1.96) 20.6(0.81) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38)
F - Body Hex T-Tube Basic Dimensions, mm (in.)
22 3/4 -CF-ML22-NS12 49.7(1.96) 20.6(0.81) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38) O.D. P-RG Ordering
22 1 -CF-ML22-NS16 57.9(2.28) 25.4(1.00) 26.0(1.02) 18.3(0.72) 32.0(1.26) 41.0(1.61) (mm) Size Number L B C E G F

G - Nut Hex
25 3/4 -CF-ML25-NS12 53.4(2.10) 20.6(0.81) 31.3(1.23) 21.8(0.86) 38.0(1.50) 35.0(1.38) 3 1/4 -CF-ML3-RG4 35.3(1.39) 12.9(0.51) 12.9(0.51) 2.4(0.09) 12.0(0.47) 19.0(0.75)

E
T

P
25 1 -CF-ML25-NS16 62.3(2.45) 25.4(1.00) 31.3(1.23) 21.8(0.86) 38.0(1.50) 41.0(1.61) 6 1/4 -CF-ML6-RG4 37.6(1.48) 12.9(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
6 3/8 -CF-ML6-RG6 37.6(1.48) 14.2(0.56) 15.3(0.60) 4.8(0.19) 14.0(0.55) 24.0(0.94)
C B 6 1/2 -CF-ML6-RG8 43.5(1.71) 18.8(0.74) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
L 8 1/4 -CF-ML8-RG4 38.5(1.52) 12.9(0.51) 16.2(0.64) 5.5(0.22) 16.0(0.63) 19.0(0.75)
8 3/8 -CF-ML8-RG6 36.2(1.43) 14.2(0.56) 16.2(0.64) 6.4(0.25) 16.0(0.63) 24.0(0.94)
8 1/2 -CF-ML8-RG8 41.0(1.61) 18.8(0.74) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06)
Female Connectors Metric Tube ISO Tapered Thread (RT)
10 1/4 -CF-ML10-RG4 39.4(1.55) 12.9(0.51) 17.2(0.68) 5.5(0.22) 19.0(0.75) 19.0(0.75)
F - Body Hex
T-Tube Basic Dimensions, mm (in.) 10 3/8 -CF-ML10-RG6 38.8(1.53) 14.2(0.56) 17.2(0.68) 6.4(0.25) 19.0(0.75) 24.0(0.94)
P O.D. P-RT Ordering
(mm) Size Number L B C E G F 10 1/2 -CF-ML10-RG8 42.1(1.66) 18.8(0.74) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06)
12 1/4 -CF-ML12-RG4 41.9(1.65) 12.9(0.51) 22.8(0.90) 5.5(0.22) 22.0(0.87) 22.0(0.87)
G - Nut Hex

3 1/8 -CF-ML3-RT2 28.7(1.13) 10.4(0.41) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55)

12 3/8 -CF-ML12-RG6 44.4(1.75) 14.2(0.56) 22.8(0.90) 6.4(0.25) 22.0(0.87) 24.0(0.94)
E

6 1/8 -CF-ML6-RT2 31.3(1.23) 10.4(0.41) 15.3(0.60) 4.8(0.19) 14.0(0.55) 14.0(0.55)

T

12 1/2 -CF-ML12-RG8 48.2(1.90) 18.8(0.74) 22.8(0.90) 7.1(0.28) 22.0(0.87) 27.0(1.06)

6 1/4 -CF-ML6-RT4 35.8(1.41) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)
20 1/2 -CF-ML20-RG8 54.3(2.14) 18.8(0.74) 26.0(1.02) 7.1(0.28) 32.0(1.26) 30.0(1.18)
6 3/8 -CF-ML6-RT6 37.9(1.49) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 22.0(0.87)
C B 22 1/2 -CF-ML22-RG8 54.3(2.14) 18.8(0.74) 26.0(1.02) 7.1(0.28) 32.0(1.26) 30.0(1.18)
6 1/2 -CF-ML6-RT8 42.5(1.67) 19.8(0.78) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
L 8 1/8 -CF-ML8-RT2 32.1(1.26) 10.4(0.41) 16.2(0.64) 6.4(0.25) 16.0(0.63) 15.0(0.59)
8 1/4 -CF-ML8-RT4 37.0(1.46) 15.0(0.59) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75)
8 3/8 -CF-ML8-RT6 38.5(1.52) 15.0(0.59) 16.2(0.64) 6.4(0.25) 16.0(0.63) 22.0(0.87)
F - Body Hex
8 1/2 -CF-ML8-RT8 43.3(1.70) 19.8(0.78) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06) Metric Tube ISO Parallel Thread (RJ)
10 1/8 -CF-ML10-RT2 33.0(1.30) 10.4(0.41) 17.2(0.68) 7.9(0.31) 19.0(0.75) 18.0(0.71) T-Tube

G - Nut Hex
Basic Dimensions, mm (in.)
10 1/4 -CF-ML10-RT4 37.8(1.49) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 19.0(0.75) O.D. P-RJ Ordering
Size

E
(mm) L B C E G F

P
10 3/8 -CF-ML10-RT6
Number
39.4(1.55) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
10 1/2 -CF-ML10-RT8 44.2(1.74) 19.8(0.78) 17.2(0.68) 7.9(0.31) 19.0(0.75) 27.0(1.06) 6 1/4 -CF-ML6-RJ4 37.6(1.48) 12.9(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)

12 1/8 -CF-ML12-RT2 35.5(1.40) 10.4(0.41) 22.8(0.90) 8.3(0.33) 22.0(0.87) 22.0(0.87) C B 6 3/8 -CF-ML6-RJ6 37.6(1.48) 15.8(0.62) 15.3(0.60) 4.8(0.19) 14.0(0.55) 24.0(0.94)
L 6 1/2 -CF-ML6-RJ8 43.5(1.71) 18.8(0.74) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
12 1/4 -CF-ML12-RT4 40.3(1.59) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87)
12 3/8 -CF-ML12-RT6 41.9(1.65) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 22.0(0.87) 8 1/4 -CF-ML8-RJ4 38.5(1.52) 12.9(0.51) 16.2(0.64) 5.5(0.22) 16.0(0.63) 19.0(0.75)
Adapt to Japanese Gauge stud
12 1/2 -CF-ML12-RT8 46.7(1.84) 19.8(0.78) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) (JIS B7505) 8 3/8 -CF-ML8-RJ6 36.2(1.43) 15.8(0.62) 16.2(0.64) 6.5(0.26) 16.0(0.63) 24.0(0.94)

12 3/4 -CF-ML12-RT12 49.0(1.93) 20.6(0.81) 22.8(0.90) 9.5(0.37) 22.0(0.87) 35.0(1.38) 8 1/2 -CF-ML8-RJ8 41.0(1.61) 18.8(0.74) 16.2(0.64) 7.0(0.28) 16.0(0.63) 27.0(1.06)

15 1/2 -CF-ML15-RT8 46.7(1.84) 19.8(0.78) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 10 1/4 -CF-ML10-RJ4 39.4(1.55) 12.9(0.51) 17.2(0.68) 5.5(0.22) 19.0(0.75) 19.0(0.75)

16 1/2 -CF-ML16-RT8 48.4(1.91) 19.8(0.78) 24.4(0.96) 12.7(0.50) 25.0(0.98) 27.0(1.06) 10 3/8 -CF-ML10-RJ6 38.8(1.53) 15.8(0.62) 17.2(0.68) 6.5(0.26) 19.0(0.75) 24.0(0.94)

16 3/4 -CF-ML16-RT12 49.7(1.96) 20.6(0.81) 24.4(0.96) 12.7(0.50) 25.0(0.98) 35.0(1.38) 10 1/2 -CF-ML10-RJ8 42.1(1.66) 18.8(0.74) 17.2(0.68) 7.0(0.28) 19.0(0.75) 27.0(1.06)

20 1/2 -CF-ML20-RT8 47.9(1.89) 19.8(0.78) 26.0(1.02) 15.9(0.63) 32.0(1.26) 30.0(1.18) 12 1/4 -CF-ML12-RJ4 41.9(1.65) 12.9(0.51) 22.8(0.90) 5.5(0.22) 22.0(0.87) 22.0(0.87)

20 3/4 -CF-ML20-RT12 49.7(1.96) 20.6(0.81) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 12 3/8 -CF-ML12-RJ6 44.4(1.75) 15.8(0.62) 22.8(0.90) 6.5(0.26) 22.0(0.87) 24.0(0.94)

22 3/4 -CF-ML22-RT12 49.7(1.96) 20.6(0.81) 26.0(1.02) 18.3(0.72) 32.0(1.26) 35.0(1.38) 12 1/2 -CF-ML12-RJ8 48.2(1.90) 18.8(0.74) 22.8(0.90) 7.0(0.28) 22.0(0.87) 27.0(1.06)

22 1 -CF-ML22-RT16 57.9(2.28) 25.4(1.00) 26.0(1.02) 18.3(0.72) 32.0(1.26) 41.0(1.61)

25 3/4 -CF-ML25-RT12 53.4(2.10) 20.6(0.81) 31.3(1.23) 21.8(0.86) 38.0(1.50) 35.0(1.38)
25 1 -CF-ML25-RT16 62.3(2.45) 25.4(1.00) 31.3(1.23) 21.8(0.86) 38.0(1.50) 41.0(1.61)
 A-34 6D Series Tube Fittings 6D Series Tube Fittings A-35

F - Body Hex
Metric Tube Metric Thread Bulkhead Female Connectors
T-Tube P-Metric Basic Dimensions, mm (in.) F - Body Hex P

Tube Fittings
Tube Fittings

G - Nut Hex

O.D. Thread Ordering

(mm) Size Number L B C E G F

E
T

G - Nut Hex
6 M10 x 1 -CF-ML6-MS10 32.7(1.29) 11.0(0.43) 15.3(0.60) 4.7(0.19) 14.0(0.55) 16.0(0.63)

E
6 M14 x 1.5 -CF-ML6-MS14 36.1(1.42) 13.0(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)

T
C B 6 M20 x 1.5 -CF-ML6-MS20 37.7(1.48) 16.0(0.63) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
L 8 M8 x 1 -CF-ML8-MS8 31.6(1.24) 9.0(0.35) 16.2(0.64) 3.0(0.12) 16.0(0.63) 14.0(0.55)
C B
8 M10 x 1 -CF-ML8-MS10 33.6(1.32) 11.0(0.43) 16.2(0.64) 4.0(0.16) 16.0(0.63) 16.0(0.63)
Gx-Jam Nut Hex
8 M14 x 1.5 -CF-ML8-MS14 35.6(1.40) 13.0(0.51) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75) L
8 M20 x 1.5 -CF-ML8-MS20 38.6(1.52) 16.0(0.63) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06)
10 M16 x 1.5 -CF-ML10-MS16 38.1(1.50) 14.0(0.55) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
12 M20 x 1.5 -CF-ML12-MS20 44.9(1.77) 16.0(0.63) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) Fractional Tube NPT Thread
14 M10 x 1 -CF-ML14-MS10 42.5(1.67) 11.0(0.43) 24.4(0.96) 4.0(0.16) 25.0(0.98) 24.0(0.94) T-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. P-NPT
14 M20 x 1.5 -CF-ML14-MS20 44.9(1.77) 16.0(0.63) 24.4(0.96) 10.8(0.43) 25.0(0.98) 27.0(1.06) Size Ordering Size Thickness
(in.) Number L B C E G F Gx in. (mm) in. (mm)
14 M22 x 1.5 -CF-ML14-MS22 45.9(1.81) 17.0(0.67) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06)
16 M20 x 1.5 -CF-ML16-MS20 44.9(1.77) 16.0(0.63) 24.4(0.96) 10.8(0.43) 25.0(0.98) 27.0(1.06) 5/8 3/8 -BCF-FL10-NS6 2.46(62.5) 0.59(15.0) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1)

20 M20 x 1.5 -CF-ML20-MS20 46.5(1.83) 16.0(0.63) 26.0(1.02) 10.8(0.43) 32.0(1.26) 30.0(1.18) 5/8 1/2 -BCF-FL10-NS8 2.65(67.3) 0.78(19.8) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1)

25 M27 x 2 -CF-ML25-MS27 54.4(2.14) 18.0(0.71) 31.3(1.23) 16.1(0.63) 38.0(1.50) 35.0(1.38) 3/4 1/2 -BCF-FL12-NS8 2.84(72.2) 0.78(19.8) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.78(19.8)
3/4 3/4 -BCF-FL12-NS12 2.90(73.7) 0.81(20.6) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.31(33.3) 1.19(30.2) 1.02(25.8) 0.78(19.8)
7/8 3/4 -BCF-FL14-NS12 3.18(80.8) 0.81(20.6) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.31(33.3) 1.31(33.3) 1.14(29.0) 0.94(23.8)
1 3/4 -BCF-FL16-NS12 3.33(84.7) 0.81(20.6) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.94(23.8)
Bulkhead Female Connectors
1 1 -BCF-FL16-NS16 3.68(93.5) 1.00(25.4) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.94(23.8)
F - Body Hex P

Metric Tube NPT Thread

G - Nut Hex

T-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel

E

P-NPT
T

O.D. Ordering Size Thickness

(mm) Size
Number L B C E G F Gx mm (in.) mm (in.)

C B 6 1/8 -BCF-ML6-NS2 47.2(1.86) 10.4(0.41) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 16.0(0.63) 11.5(0.45) 10.2(0.40)
Gx-Jam Nut Hex 6 1/4 -BCF-ML6-NS4 51.8(2.04) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75) 16.0(0.63) 11.5(0.45) 10.2(0.40)
L
8 1/8 -BCF-ML8-NS2 49.6(1.95) 10.4(0.41) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71) 18.0(0.71) 13.1(0.52) 11.2(0.44)
10 1/4 -BCF-ML10-NS4 55.2(2.17) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44)
12 3/8 -BCF-ML12-NS6 62.9(2.48) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50)
Fractional Tube NPT Thread
12 1/2 -BCF-ML12-NS8 66.5(2.62) 19.8(0.78) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 24.0(0.94) 19.5(0.77) 12.7(0.50)
T-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. P-NPT
Size Ordering Size Thickness
(in.) Number L B C E G F Gx in. (mm) in. (mm)
1/16 1/16 -BCF-FL1-NS1 1.19(30.2) 0.39(9.9) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1) 0.31(7.9) 0.20(5.2) 0.13(3.2)
1/16 1/8 -BCF-FL1-NS2 1.20(30.7) 0.41(10.4) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.56(14.3) 0.31(7.9) 0.20(5.2) 0.13(3.2)
1/8 1/8 -BCF-FL2-NS2 1.76(44.7) 0.41(10.4) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 0.50(12.7) 0.33(8.3) 0.50(12.7)
Unions Fractional Tube
1/8 1/4 -BCF-FL2-NS4 1.95(49.6) 0.59(15.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1) 0.50(12.7) 0.33(8.3) 0.50(12.7) T-Tube Basic Dimensions, in. (mm)
F - Body Hex
3/16 1/8 -BCF-FL3-NS2 1.79(45.5) 0.41(10.4) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3) 0.56(14.3) 0.39(9.9) 0.50(12.7) O.D. Ordering
(in.) Number L C G F E

G - Nut Hex
1/4 1/8 -BCF-FL4-NS2 1.85(47.0) 0.41(10.4) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2)
1/4 1/4 -BCF-FL4-NS4 2.04(51.8) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.63(15.9) 0.45(11.5) 0.40(10.2) 1/16 -U-FL1 0.99(25.1) 0.34(8.6) 0.31(7.9) 0.31(7.9) 0.05(1.3)

E
T
1/4 3/8 -BCF-FL4-NS6 2.10(53.3) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2) 0.63(15.9) 0.45(11.5) 0.40(10.2) 1/8 -U-FL2 1.40(35.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3)
1/4 1/2 -BCF-FL4-NS8 2.29(58.2) 0.78(19.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0) 0.63(15.9) 0.45(11.5) 0.40(10.2) 3/16 -U-FL3 1.47(37.3) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0)
C 1/4 -U-FL4 1.61(40.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8)
5/16 1/8 -BCF-FL5-NS2 1.96(49.8) 0.41(10.4) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1) 0.44(11.2)
L
5/16 1/4 -BCF-FL5-NS4 2.38(60.5) 0.59(15.0) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.75(19.1) 0.69(17.5) 0.52(13.1) 0.44(11.2) 5/16 -U-FL5 1.69(42.9) 0.64(16.2) 0.63(15.9) 0.56(14.3) 0.25(6.4)
3/8 1/8 -BCF-FL6-NS2 1.98(50.3) 0.41(10.4) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2) 3/8 -U-FL6 1.77(45.0) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1)
3/8 1/4 -BCF-FL6-NS4 2.17(55.1) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2) 1/2 -U-FL8 2.02(51.3) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4)
3/8 3/8 -BCF-FL6-NS6 2.23(56.6) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) 0.75(19.1) 0.58(14.7) 0.44(11.2) 5/8 -U-FL10 2.05(52.1) 0.96(24.4) 1.00(25.4) 0.94(23.9) 0.50(12.7)
3/8 1/2 -BCF-FL6-NS8 2.42(61.5) 0.78(19.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0) 0.75(19.1) 0.58(14.7) 0.44(11.2) 3/4 -U-FL12 2.11(53.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7)
3/8 3/4 -BCF-FL6-NS12 2.57(65.3) 0.81(20.6) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.31(33.3) 0.75(19.1) 0.58(14.7) 0.44(11.2) 7/8 -U-FL14 2.19(55.7) 1.02(25.9) 1.25(31.8) 1.19(30.2) 0.72(18.3)
1/2 1/4 -BCF-FL8-NS4 2.37(60.2) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7) 1 -U-FL16 2.55(64.8) 1.23(31.2) 1.5(38.1) 1.37(34.9) 0.88(22.4)
1/2 3/8 -BCF-FL8-NS6 2.43(61.7) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7) 1 1/8 -U-FL18 3.47(88.2) 1.44(36.7) 1.75(44.5) 1.63(41.3) 0.97(24.6)
1/2 1/2 -BCF-FL8-NS8 2.62(66.5) 0.78(19.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0) 0.94(23.8) 0.76(19.4) 0.50(12.7) 1 1/4 -U-FL20 3.63(92.2) 1.62(41.1) 1.87(47.6) 1.75(44.5) 1.09(27.7)
1/2 3/4 -BCF-FL8-NS12 2.68(68.1) 0.81(20.6) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.31(33.3) 0.94(23.8) 0.76(19.4) 0.50(12.7) 1 1/2 -U-FL24 4.25(108.0) 1.97(50.0) 2.25(57.2) 2.13(54.0) 1.34(34.0)
 A-34 6D Series Tube Fittings 6D Series Tube Fittings A-35

F - Body Hex
Metric Tube Metric Thread Bulkhead Female Connectors
T-Tube P-Metric Basic Dimensions, mm (in.) F - Body Hex P

Tube Fittings
Tube Fittings

G - Nut Hex

O.D. Thread Ordering

(mm) Size Number L B C E G F

E
T

G - Nut Hex
6 M10 x 1 -CF-ML6-MS10 32.7(1.29) 11.0(0.43) 15.3(0.60) 4.7(0.19) 14.0(0.55) 16.0(0.63)

E
6 M14 x 1.5 -CF-ML6-MS14 36.1(1.42) 13.0(0.51) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75)

T
C B 6 M20 x 1.5 -CF-ML6-MS20 37.7(1.48) 16.0(0.63) 15.3(0.60) 4.8(0.19) 14.0(0.55) 27.0(1.06)
L 8 M8 x 1 -CF-ML8-MS8 31.6(1.24) 9.0(0.35) 16.2(0.64) 3.0(0.12) 16.0(0.63) 14.0(0.55)
C B
8 M10 x 1 -CF-ML8-MS10 33.6(1.32) 11.0(0.43) 16.2(0.64) 4.0(0.16) 16.0(0.63) 16.0(0.63)
Gx-Jam Nut Hex
8 M14 x 1.5 -CF-ML8-MS14 35.6(1.40) 13.0(0.51) 16.2(0.64) 6.4(0.25) 16.0(0.63) 19.0(0.75) L
8 M20 x 1.5 -CF-ML8-MS20 38.6(1.52) 16.0(0.63) 16.2(0.64) 6.4(0.25) 16.0(0.63) 27.0(1.06)
10 M16 x 1.5 -CF-ML10-MS16 38.1(1.50) 14.0(0.55) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87)
12 M20 x 1.5 -CF-ML12-MS20 44.9(1.77) 16.0(0.63) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) Fractional Tube NPT Thread
14 M10 x 1 -CF-ML14-MS10 42.5(1.67) 11.0(0.43) 24.4(0.96) 4.0(0.16) 25.0(0.98) 24.0(0.94) T-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. P-NPT
14 M20 x 1.5 -CF-ML14-MS20 44.9(1.77) 16.0(0.63) 24.4(0.96) 10.8(0.43) 25.0(0.98) 27.0(1.06) Size Ordering Size Thickness
(in.) Number L B C E G F Gx in. (mm) in. (mm)
14 M22 x 1.5 -CF-ML14-MS22 45.9(1.81) 17.0(0.67) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06)
16 M20 x 1.5 -CF-ML16-MS20 44.9(1.77) 16.0(0.63) 24.4(0.96) 10.8(0.43) 25.0(0.98) 27.0(1.06) 5/8 3/8 -BCF-FL10-NS6 2.46(62.5) 0.59(15.0) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1)

20 M20 x 1.5 -CF-ML20-MS20 46.5(1.83) 16.0(0.63) 26.0(1.02) 10.8(0.43) 32.0(1.26) 30.0(1.18) 5/8 1/2 -BCF-FL10-NS8 2.65(67.3) 0.78(19.8) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.59(15.1)

25 M27 x 2 -CF-ML25-MS27 54.4(2.14) 18.0(0.71) 31.3(1.23) 16.1(0.63) 38.0(1.50) 35.0(1.38) 3/4 1/2 -BCF-FL12-NS8 2.84(72.2) 0.78(19.8) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.78(19.8)
3/4 3/4 -BCF-FL12-NS12 2.90(73.7) 0.81(20.6) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.31(33.3) 1.19(30.2) 1.02(25.8) 0.78(19.8)
7/8 3/4 -BCF-FL14-NS12 3.18(80.8) 0.81(20.6) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.31(33.3) 1.31(33.3) 1.14(29.0) 0.94(23.8)
1 3/4 -BCF-FL16-NS12 3.33(84.7) 0.81(20.6) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.94(23.8)
Bulkhead Female Connectors
1 1 -BCF-FL16-NS16 3.68(93.5) 1.00(25.4) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.94(23.8)
F - Body Hex P

Metric Tube NPT Thread

G - Nut Hex

T-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel

E

P-NPT
T

O.D. Ordering Size Thickness

(mm) Size
Number L B C E G F Gx mm (in.) mm (in.)

C B 6 1/8 -BCF-ML6-NS2 47.2(1.86) 10.4(0.41) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 16.0(0.63) 11.5(0.45) 10.2(0.40)
Gx-Jam Nut Hex 6 1/4 -BCF-ML6-NS4 51.8(2.04) 15.0(0.59) 15.3(0.60) 4.8(0.19) 14.0(0.55) 19.0(0.75) 16.0(0.63) 11.5(0.45) 10.2(0.40)
L
8 1/8 -BCF-ML8-NS2 49.6(1.95) 10.4(0.41) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71) 18.0(0.71) 13.1(0.52) 11.2(0.44)
10 1/4 -BCF-ML10-NS4 55.2(2.17) 15.0(0.59) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44)
12 3/8 -BCF-ML12-NS6 62.9(2.48) 15.0(0.59) 22.8(0.90) 9.5(0.37) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50)
Fractional Tube NPT Thread
12 1/2 -BCF-ML12-NS8 66.5(2.62) 19.8(0.78) 22.8(0.90) 9.5(0.37) 22.0(0.87) 27.0(1.06) 24.0(0.94) 19.5(0.77) 12.7(0.50)
T-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. P-NPT
Size Ordering Size Thickness
(in.) Number L B C E G F Gx in. (mm) in. (mm)
1/16 1/16 -BCF-FL1-NS1 1.19(30.2) 0.39(9.9) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.44(11.1) 0.31(7.9) 0.20(5.2) 0.13(3.2)
1/16 1/8 -BCF-FL1-NS2 1.20(30.7) 0.41(10.4) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.56(14.3) 0.31(7.9) 0.20(5.2) 0.13(3.2)
1/8 1/8 -BCF-FL2-NS2 1.76(44.7) 0.41(10.4) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.56(14.3) 0.50(12.7) 0.33(8.3) 0.50(12.7)
Unions Fractional Tube
1/8 1/4 -BCF-FL2-NS4 1.95(49.6) 0.59(15.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.75(19.1) 0.50(12.7) 0.33(8.3) 0.50(12.7) T-Tube Basic Dimensions, in. (mm)
F - Body Hex
3/16 1/8 -BCF-FL3-NS2 1.79(45.5) 0.41(10.4) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3) 0.56(14.3) 0.39(9.9) 0.50(12.7) O.D. Ordering
(in.) Number L C G F E

G - Nut Hex
1/4 1/8 -BCF-FL4-NS2 1.85(47.0) 0.41(10.4) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2)
1/4 1/4 -BCF-FL4-NS4 2.04(51.8) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.75(19.1) 0.63(15.9) 0.45(11.5) 0.40(10.2) 1/16 -U-FL1 0.99(25.1) 0.34(8.6) 0.31(7.9) 0.31(7.9) 0.05(1.3)

E
T
1/4 3/8 -BCF-FL4-NS6 2.10(53.3) 0.59(15.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.87(22.2) 0.63(15.9) 0.45(11.5) 0.40(10.2) 1/8 -U-FL2 1.40(35.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3)
1/4 1/2 -BCF-FL4-NS8 2.29(58.2) 0.78(19.8) 0.60(15.2) 0.19(4.8) 0.56(14.3) 1.06(27.0) 0.63(15.9) 0.45(11.5) 0.40(10.2) 3/16 -U-FL3 1.47(37.3) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0)
C 1/4 -U-FL4 1.61(40.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8)
5/16 1/8 -BCF-FL5-NS2 1.96(49.8) 0.41(10.4) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1) 0.44(11.2)
L
5/16 1/4 -BCF-FL5-NS4 2.38(60.5) 0.59(15.0) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.75(19.1) 0.69(17.5) 0.52(13.1) 0.44(11.2) 5/16 -U-FL5 1.69(42.9) 0.64(16.2) 0.63(15.9) 0.56(14.3) 0.25(6.4)
3/8 1/8 -BCF-FL6-NS2 1.98(50.3) 0.41(10.4) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2) 3/8 -U-FL6 1.77(45.0) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1)
3/8 1/4 -BCF-FL6-NS4 2.17(55.1) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2) 1/2 -U-FL8 2.02(51.3) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4)
3/8 3/8 -BCF-FL6-NS6 2.23(56.6) 0.59(15.0) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.87(22.2) 0.75(19.1) 0.58(14.7) 0.44(11.2) 5/8 -U-FL10 2.05(52.1) 0.96(24.4) 1.00(25.4) 0.94(23.9) 0.50(12.7)
3/8 1/2 -BCF-FL6-NS8 2.42(61.5) 0.78(19.8) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.06(27.0) 0.75(19.1) 0.58(14.7) 0.44(11.2) 3/4 -U-FL12 2.11(53.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7)
3/8 3/4 -BCF-FL6-NS12 2.57(65.3) 0.81(20.6) 0.66(16.8) 0.28(7.1) 0.69(17.5) 1.31(33.3) 0.75(19.1) 0.58(14.7) 0.44(11.2) 7/8 -U-FL14 2.19(55.7) 1.02(25.9) 1.25(31.8) 1.19(30.2) 0.72(18.3)
1/2 1/4 -BCF-FL8-NS4 2.37(60.2) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7) 1 -U-FL16 2.55(64.8) 1.23(31.2) 1.5(38.1) 1.37(34.9) 0.88(22.4)
1/2 3/8 -BCF-FL8-NS6 2.43(61.7) 0.59(15.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7) 1 1/8 -U-FL18 3.47(88.2) 1.44(36.7) 1.75(44.5) 1.63(41.3) 0.97(24.6)
1/2 1/2 -BCF-FL8-NS8 2.62(66.5) 0.78(19.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.06(27.0) 0.94(23.8) 0.76(19.4) 0.50(12.7) 1 1/4 -U-FL20 3.63(92.2) 1.62(41.1) 1.87(47.6) 1.75(44.5) 1.09(27.7)
1/2 3/4 -BCF-FL8-NS12 2.68(68.1) 0.81(20.6) 0.90(22.9) 0.41(10.4) 0.87(22.2) 1.31(33.3) 0.94(23.8) 0.76(19.4) 0.50(12.7) 1 1/2 -U-FL24 4.25(108.0) 1.97(50.0) 2.25(57.2) 2.13(54.0) 1.34(34.0)
 A-36 6D Series Tube Fittings 6D Series Tube Fittings A-37

Unions Metric Tube

Reducing Unions Fractional Tube
Metric Tube
T-Tube Basic Dimensions, mm (in.) T-Tube Tx-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

F - Body Hex
F - Body Hex O.D. Ordering O.D. O.D. Ordering
(mm) Number L C G F E (in.) (in.) Number L C G F E Cx Gx

Gx - Nut Hex
G - Nut Hex
G - Nut Hex

2 -U-ML2 35.6(1.40) 12.9(0.51) 12.0(0.47) 12.0(0.47) 1.7(0.07) 1/8 1/16 -U-FL2-FL1 1.22(31.0) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.05(1.3) 0.34(8.6) 0.31(7.9)

Tx
T
E
3 -U-ML3 35.3(1.39) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09)
T

3/16 1/16 -U-FL3-FL1 1.27(32.3) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.05(1.3) 0.34(8.6) 0.31(7.9)
4 -U-ML4 37.3(1.47) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09) 3/16 1/8 -U-FL3-FL2 1.44(36.6) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.09(2.3) 0.50(12.7) 0.44(11.1)
C Cx
6 -U-ML6 41.0(1.61) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19) 1/4 1/16 -U-FL4-FL1 1.35(34.3) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.05(1.3) 0.34(8.6) 0.31(7.9)
C L
L 8 -U-ML8 43.2(1.70) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25) 1/4 1/8 -U-FL4-FL2 1.52(38.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.09(2.3) 0.50(12.7) 0.44(11.1)
10 -U-ML10 46.2(1.82) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.9(0.31) 1/4 3/16 -U-FL4-FL3 1.55(39.4) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.12(3.0) 0.54(13.7) 0.50(12.7)
12 -U-ML12 51.2(2.02) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37) 5/16 1/8 -U-FL5-FL2 1.56(39.6) 0.64(16.2) 0.63(15.9) 0.56(14.3) 0.09(2.3) 0.50(12.7) 0.44(11.1)
14 -U-ML14 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 11.1(0.44) 5/16 1/4 -U-FL5-FL4 1.66(42.2) 0.64(16.2) 0.63(15.9) 0.56(14.3) 0.19(4.8) 0.60(15.2) 0.56(14.3)
15 -U-ML15 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 11.9(0.47) 3/8 1/16 -U-FL6-FL1 1.44(36.6) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.05(1.3) 0.34(8.6) 0.31(7.9)
16 -U-ML16 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 12.7(0.50) 3/8 1/8 -U-FL6-FL2 1.61(40.9) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.09(2.3) 0.50(12.7) 0.44(11.1)
18 -U-ML18 53.5(2.11) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 3/8 1/4 -U-FL6-FL4 1.70(43.2) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.60(15.2) 0.56(14.3)
20 -U-ML20 55.0(2.17) 26.0(1.02) 32.0(1.26) 30.0(1.18) 15.9(0.63) 3/8 5/16 -U-FL6-FL5 1.74(44.2) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.25(6.4) 0.64(16.2) 0.63(15.9)
22 -U-ML22 55.0(2.17) 26.0(1.02) 32.0(1.26) 30.0(1.18) 18.3(0.72) 1/2 1/8 -U-FL8-FL2 1.78(45.2) 0.90(22.8) 0.87(22.2) 0.81(20.6) 0.09(2.3) 0.50(12.7) 0.44(11.1)
25 -U-ML25 65.0(2.56) 31.3(1.23) 38.0(1.50) 35.0(1.38) 21.8(0.86) 1/2 1/4 -U-FL8-FL4 1.85(47.0) 0.90(22.8) 0.87(22.2) 0.81(20.6) 0.19(4.8) 0.60(15.2) 0.56(14.3)
28 -U-ML28 85.0(3.35) 36.6(1.44) 46.0(1.81) 41.0(1.61) 21.8(0.86) 1/2 3/8 -U-FL8-FL6 1.91(48.5) 0.90(22.8) 0.87(22.2) 0.81(20.6) 0.28(7.1) 0.66(16.8) 0.69(17.5)
30 -U-ML30 92.7(3.65) 39.6(1.56) 50.0(1.97) 46.0(1.81) 26.2(1.03) 5/8 3/8 -U-FL10-FL6 1.94(49.3) 0.96(24.4) 1.00(25.4) 0.94(23.9) 0.28(7.1) 0.66(16.8) 0.69(17.5)
32 -U-ML32 97.3(3.83) 42.0(1.65) 50.0(1.97) 46.0(1.81) 28.6(1.13) 5/8 1/2 -U-FL10-FL8 2.05(52.1) 0.96(24.4) 1.00(25.4) 0.94(23.9) 0.41(10.4) 0.90(22.8) 0.87(22.2)
38 -U-ML38 113.6(4.47) 49.4(1.94) 60.0(2.36) 55.0(2.17) 33.7(1.33) 3/4 1/4 -U-FL12-FL4 1.94(49.3) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.19(4.8) 0.60(15.2) 0.56(14.3)
3/4 3/8 -U-FL12-FL6 2.00(50.8) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.28(7.1) 0.66(16.8) 0.69(17.5)
3/4 1/2 -U-FL12-FL8 2.11(53.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.41(10.4) 0.90(22.8) 0.87(22.2)
3/4 5/8 -U-FL12-FL10 2.11(53.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.50(12.7) 0.96(24.4) 1.00(25.4)

Conversion Unions 1 1/2 -U-FL16-FL8 2.38(60.5) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.41(10.4) 0.90(22.8) 0.87(22.2)
Fractional
Metric TubeTube
1 3/4 -U-FL16-FL12 2.38(60.5) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.96(24.4) 1.13(28.6)
F - Body Hex T-Tube Tx-Tube Basic Dimensions, in. (mm)
O.D. O.D. Ordering
Gx - Nut Hex

(In.) (mm) Number L C G F E Cx Gx F - Body Hex

G - Nut Hex

Metric Tube
0.09(2.3) 0.51(12.9) 0.47(12.0)
E

-U-FL2-ML3

Gx - Nut Hex
1/8 3 1.39(35.2) 0.50(12.7) 0.44(11.1) 0.47(12.0)
Tx

G - Nut Hex
T

T-Tube Tx-Tube Basic Dimensions, mm (in.)

1/4 4 -U-FL4-ML4 1.55(39.4) 0.60(15.2) 0.56(14.3) 0.55(14.0) 0.09(2.4) 0.54(13.7) 0.47(12.0) O.D. O.D. Ordering

Tx
T
1/4 6 -U-FL4-ML6 1.62(41.2) 0.60(15.2) 0.56(14.3) 0.55(14.0) 0.19(4.8) 0.60(15.3) 0.55(14.0)
(mm) (mm) Number L C G F E Cx Gx
C Cx
L 3/8 6 -U-FL6-ML6 1.72(43.7) 0.66(16.8) 0.69(17.5) 0.63(16.0) 0.19(4.8) 0.60(15.3) 0.55(14.0) 3 2 -U-ML3-ML2 35.3(1.39) 12.9(0.51) 12.0(0.47) 12.0(0.47) 1.7(0.07) 12.9(0.51) 12.0(0.47)
C Cx
3/8 8 -U-FL6-ML8 1.75(44.5) 0.66(16.8) 0.69(17.5) 0.63(16.0) 0.25(6.4) 0.64(16.2) 0.63(16.0) 6 2 -U-ML6-ML2 38.6(1.52) 15.3(0.60) 14.0(0.55) 14.0(0.55) 1.7(0.07) 12.9(0.51) 12.0(0.47)
L
1/2 6 -U-FL8-ML6 1.88(47.7) 0.90(22.9) 0.87(22.2) 0.87(22.0) 0.19(4.8) 0.60(15.3) 0.55(14.0) 6 3 -U-ML6-ML3 38.6(1.52) 15.3(0.60) 14.0(0.55) 14.0(0.55) 2.4(0.09) 12.9(0.51) 12.0(0.47)
1/2 10 -U-FL8-ML10 1.93(48.9) 0.90(22.9) 0.87(22.2) 0.87(22.0) 0.31(7.9) 0.68(17.2) 0.75(19.0) 6 4 -U-ML6-ML4 39.4(1.55) 15.3(0.60) 14.0(0.55) 14.0(0.55) 2.4(0.09) 13.7(0.54) 12.0(0.47)
1/2 12 -U-FL8-ML12 2.02(51.4) 0.90(22.9) 0.87(22.2) 0.87(22.0) 0.37(9.5) 0.90(22.8) 0.87(22.0) 8 6 -U-ML8-ML6 42.3(1.67) 16.3(0.64) 16.0(0.63) 15.0(0.59) 4.8(0.19) 15.3(0.60) 14.0(0.55)
3/4 12 -U-FL12-ML12 2.13(54.2) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.37(9.5) 0.90(22.8) 0.87(22.0) 10 6 -U-ML10-ML6 44.5(1.75) 17.2(0.68) 19.0(0.75) 18.0(0.71) 4.8(0.19) 15.3(0.60) 14.0(0.55)
3/4 16 -U-FL12-ML16 2.12(53.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.50(12.7) 0.96(24.4) 0.98(25.0) 10 8 -U-ML10-ML8 45.1(1.78) 17.2(0.68) 19.0(0.75) 18.0(0.71) 6.4(0.25) 16.3(0.64) 16.0(0.63)
3/4 18 -U-FL12-ML18 2.11(53.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.59(15.1) 0.96(24.4) 1.18(30.0) 12 6 -U-ML12-ML6 47.0(1.85) 22.8(0.90) 22.0(0.87) 22.0(0.87) 4.8(0.19) 15.3(0.60) 14.0(0.55)
1 25 -U-FL16-ML25 2.65(67.4) 1.23(31.2) 1.50(38.1) 1.38(35.0) 0.86(21.8) 1.23(31.3) 1.50(38.0) 12 8 -U-ML12-ML8 47.8(1.88) 22.8(0.90) 22.0(0.87) 22.0(0.87) 6.4(0.25) 16.3(0.64) 16.0(0.63)
12 10 -U-ML12-ML10 48.7(1.92) 22.8(0.90) 22.0(0.87) 22.0(0.87) 7.9(0.31) 17.2(0.68) 19.0(0.75)
16 10 -U-ML16-ML10 49.5(1.95) 24.4(0.96) 25.0(0.98) 24.0(0.94) 7.9(0.31) 17.2(0.68) 19.0(0.75)

Metric Tube Fractional Tube 16 12 -U-ML16-ML12 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 9.5(0.37) 22.8(0.90) 22.0(0.87)
18 12 -U-ML18-ML12 53.5(2.11) 24.4(0.96) 30.0(1.18) 27.0(1.06) 9.5(0.37) 22.8(0.90) 22.0(0.87)
T-Tube Tx-Tube Basic Dimensions, mm (in.)
O.D. O.D. Ordering 25 18 -U-ML25-ML18 61.0(2.40) 31.3(1.23) 38.0(1.50) 35.0(1.38) 15.1(0.59) 24.4(0.96) 30.0(1.18)
(mm) (in.) Number L C G F E Cx Gx 25 20 -U-ML25-ML20 62.3(2.45) 31.3(1.23) 38.0(1.50) 35.0(1.38) 15.9(0.63) 26.0(1.02) 32.0(1.26)
4 1/8 -U-ML4-FL2 36.5(1.44) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09) 12.7(0.50) 11.1(0.44) 30 18 -U-ML30-ML18 75.4(2.97) 39.6(1.56) 50.0(1.97) 46.0(1.81) 15.1(0.59) 24.4(0.96) 30.0(0.47)
6 1/8 -U-ML6-FL2 38.5(1.52) 15.3(0.60) 14.0(0.55) 14.0(0.55) 2.4(0.09) 12.7(0.50) 11.1(0.44) 30 20 -U-ML30-ML20 75.4(2.97) 39.6(1.56) 50.0(1.97) 46.0(1.81) 15.9(0.63) 26.0(1.02) 32.0(1.26)

8 1/4 -U-ML8-FL4 42.3(1.67) 16.2(0.64) 16.0(0.63) 15.0(0.59) 4.8(0.19) 15.2(0.60) 14.3(0.56) 30 25 -U-ML30-ML25 80.1(3.15) 39.6(1.56) 50.0(1.97) 46.0(1.81) 21.8(0.86) 31.3(1.23) 38.0(1.50)

10 1/8 -U-ML10-FL2 41.8(1.65) 17.2(0.68) 19.0(0.75) 18.0(0.71) 2.4(0.09) 12.7(0.50) 11.1(0.44) 32 18 -U-ML32-ML18 77.8(3.06) 42.0(1.65) 50.0(1.97) 46.0(1.81) 15.1(0.59) 24.4(0.96) 30.0(1.18)

10 1/4 -U-ML10-FL4 44.5(1.75) 17.2(0.68) 19.0(0.75) 18.0(0.71) 4.8(0.19) 15.2(0.60) 14.3(0.56) 32 20 -U-ML32-ML20 77.8(3.06) 42.0(1.65) 50.0(1.97) 46.0(1.81) 15.9(0.63) 26.0(1.02) 32.0(1.26)

10 5/16 -U-ML10-FL5 45.1(1.78) 17.2(0.68) 19.0(0.75) 18.0(0.71) 6.4(0.25) 16.2(0.64) 15.9(0.63) 32 25 -U-ML32-ML25 82.3(3.24) 42.0(1.65) 50.0(1.97) 46.0(1.81) 21.8(0.86) 31.3(1.23) 38.0(1.50)

10 3/8 -U-ML10-FL6 45.9(1.81) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.1(0.28) 16.8(0.66) 17.5(0.69) 38 20 -U-ML38-ML20 87.5(3.44) 49.4(1.94) 60.0(2.36) 55.0(2.17) 15.9(0.63) 26.0(1.02) 32.0(1.26)
12 5/16 -U-ML12-FL5 47.8(1.88) 22.8(0.90) 22.0(0.87) 22.0(0.87) 6.4(0.25) 16.2(0.64) 15.9(0.63) 38 25 -U-ML38-ML25 92.0(3.62) 49.4(1.94) 60.0(2.36) 55.0(2.17) 21.8(0.86) 31.3(1.23) 38.0(1.50)
12 3/8 -U-ML12-FL6 48.4(1.91) 22.8(0.90) 22.0(0.87) 22.0(0.87) 7.1(0.28) 16.8(0.66) 17.5(0.69) 38 30 -U-ML38-ML30 104.6(4.12) 49.4(1.94) 60.0(2.36) 55.0(2.17) 26.2(1.03) 39.6(1.56) 50.0(1.97)
15 1/2 -U-ML15-FL8 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 10.4(0.41) 22.9(0.90) 22.2(0.87)
16 5/8 -U-ML16-FL10 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 12.7(0.50) 24.4(0.96) 25.4(1.00)
20 1/2 -U-ML20-FL8 55.0(2.17) 26.0(1.02) 32.0(1.26) 30.0(1.18) 10.4(0.41) 22.9(0.90) 22.2(0.87)
 A-36 6D Series Tube Fittings 6D Series Tube Fittings A-37

Unions Metric Tube

Reducing Unions Fractional Tube
Metric Tube
T-Tube Basic Dimensions, mm (in.) T-Tube Tx-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

F - Body Hex
F - Body Hex O.D. Ordering O.D. O.D. Ordering
(mm) Number L C G F E (in.) (in.) Number L C G F E Cx Gx

Gx - Nut Hex
G - Nut Hex
G - Nut Hex

2 -U-ML2 35.6(1.40) 12.9(0.51) 12.0(0.47) 12.0(0.47) 1.7(0.07) 1/8 1/16 -U-FL2-FL1 1.22(31.0) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.05(1.3) 0.34(8.6) 0.31(7.9)

Tx
T
E
3 -U-ML3 35.3(1.39) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09)
T

3/16 1/16 -U-FL3-FL1 1.27(32.3) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.05(1.3) 0.34(8.6) 0.31(7.9)
4 -U-ML4 37.3(1.47) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09) 3/16 1/8 -U-FL3-FL2 1.44(36.6) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.09(2.3) 0.50(12.7) 0.44(11.1)
C Cx
6 -U-ML6 41.0(1.61) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19) 1/4 1/16 -U-FL4-FL1 1.35(34.3) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.05(1.3) 0.34(8.6) 0.31(7.9)
C L
L 8 -U-ML8 43.2(1.70) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25) 1/4 1/8 -U-FL4-FL2 1.52(38.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.09(2.3) 0.50(12.7) 0.44(11.1)
10 -U-ML10 46.2(1.82) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.9(0.31) 1/4 3/16 -U-FL4-FL3 1.55(39.4) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.12(3.0) 0.54(13.7) 0.50(12.7)
12 -U-ML12 51.2(2.02) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37) 5/16 1/8 -U-FL5-FL2 1.56(39.6) 0.64(16.2) 0.63(15.9) 0.56(14.3) 0.09(2.3) 0.50(12.7) 0.44(11.1)
14 -U-ML14 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 11.1(0.44) 5/16 1/4 -U-FL5-FL4 1.66(42.2) 0.64(16.2) 0.63(15.9) 0.56(14.3) 0.19(4.8) 0.60(15.2) 0.56(14.3)
15 -U-ML15 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 11.9(0.47) 3/8 1/16 -U-FL6-FL1 1.44(36.6) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.05(1.3) 0.34(8.6) 0.31(7.9)
16 -U-ML16 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 12.7(0.50) 3/8 1/8 -U-FL6-FL2 1.61(40.9) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.09(2.3) 0.50(12.7) 0.44(11.1)
18 -U-ML18 53.5(2.11) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 3/8 1/4 -U-FL6-FL4 1.70(43.2) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.60(15.2) 0.56(14.3)
20 -U-ML20 55.0(2.17) 26.0(1.02) 32.0(1.26) 30.0(1.18) 15.9(0.63) 3/8 5/16 -U-FL6-FL5 1.74(44.2) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.25(6.4) 0.64(16.2) 0.63(15.9)
22 -U-ML22 55.0(2.17) 26.0(1.02) 32.0(1.26) 30.0(1.18) 18.3(0.72) 1/2 1/8 -U-FL8-FL2 1.78(45.2) 0.90(22.8) 0.87(22.2) 0.81(20.6) 0.09(2.3) 0.50(12.7) 0.44(11.1)
25 -U-ML25 65.0(2.56) 31.3(1.23) 38.0(1.50) 35.0(1.38) 21.8(0.86) 1/2 1/4 -U-FL8-FL4 1.85(47.0) 0.90(22.8) 0.87(22.2) 0.81(20.6) 0.19(4.8) 0.60(15.2) 0.56(14.3)
28 -U-ML28 85.0(3.35) 36.6(1.44) 46.0(1.81) 41.0(1.61) 21.8(0.86) 1/2 3/8 -U-FL8-FL6 1.91(48.5) 0.90(22.8) 0.87(22.2) 0.81(20.6) 0.28(7.1) 0.66(16.8) 0.69(17.5)
30 -U-ML30 92.7(3.65) 39.6(1.56) 50.0(1.97) 46.0(1.81) 26.2(1.03) 5/8 3/8 -U-FL10-FL6 1.94(49.3) 0.96(24.4) 1.00(25.4) 0.94(23.9) 0.28(7.1) 0.66(16.8) 0.69(17.5)
32 -U-ML32 97.3(3.83) 42.0(1.65) 50.0(1.97) 46.0(1.81) 28.6(1.13) 5/8 1/2 -U-FL10-FL8 2.05(52.1) 0.96(24.4) 1.00(25.4) 0.94(23.9) 0.41(10.4) 0.90(22.8) 0.87(22.2)
38 -U-ML38 113.6(4.47) 49.4(1.94) 60.0(2.36) 55.0(2.17) 33.7(1.33) 3/4 1/4 -U-FL12-FL4 1.94(49.3) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.19(4.8) 0.60(15.2) 0.56(14.3)
3/4 3/8 -U-FL12-FL6 2.00(50.8) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.28(7.1) 0.66(16.8) 0.69(17.5)
3/4 1/2 -U-FL12-FL8 2.11(53.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.41(10.4) 0.90(22.8) 0.87(22.2)
3/4 5/8 -U-FL12-FL10 2.11(53.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.50(12.7) 0.96(24.4) 1.00(25.4)

Conversion Unions 1 1/2 -U-FL16-FL8 2.38(60.5) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.41(10.4) 0.90(22.8) 0.87(22.2)
Fractional
Metric TubeTube
1 3/4 -U-FL16-FL12 2.38(60.5) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.96(24.4) 1.13(28.6)
F - Body Hex T-Tube Tx-Tube Basic Dimensions, in. (mm)
O.D. O.D. Ordering
Gx - Nut Hex

(In.) (mm) Number L C G F E Cx Gx F - Body Hex

G - Nut Hex

Metric Tube
0.09(2.3) 0.51(12.9) 0.47(12.0)
E

-U-FL2-ML3

Gx - Nut Hex
1/8 3 1.39(35.2) 0.50(12.7) 0.44(11.1) 0.47(12.0)
Tx

G - Nut Hex
T

T-Tube Tx-Tube Basic Dimensions, mm (in.)

1/4 4 -U-FL4-ML4 1.55(39.4) 0.60(15.2) 0.56(14.3) 0.55(14.0) 0.09(2.4) 0.54(13.7) 0.47(12.0) O.D. O.D. Ordering

Tx
T
1/4 6 -U-FL4-ML6 1.62(41.2) 0.60(15.2) 0.56(14.3) 0.55(14.0) 0.19(4.8) 0.60(15.3) 0.55(14.0)
(mm) (mm) Number L C G F E Cx Gx
C Cx
L 3/8 6 -U-FL6-ML6 1.72(43.7) 0.66(16.8) 0.69(17.5) 0.63(16.0) 0.19(4.8) 0.60(15.3) 0.55(14.0) 3 2 -U-ML3-ML2 35.3(1.39) 12.9(0.51) 12.0(0.47) 12.0(0.47) 1.7(0.07) 12.9(0.51) 12.0(0.47)
C Cx
3/8 8 -U-FL6-ML8 1.75(44.5) 0.66(16.8) 0.69(17.5) 0.63(16.0) 0.25(6.4) 0.64(16.2) 0.63(16.0) 6 2 -U-ML6-ML2 38.6(1.52) 15.3(0.60) 14.0(0.55) 14.0(0.55) 1.7(0.07) 12.9(0.51) 12.0(0.47)
L
1/2 6 -U-FL8-ML6 1.88(47.7) 0.90(22.9) 0.87(22.2) 0.87(22.0) 0.19(4.8) 0.60(15.3) 0.55(14.0) 6 3 -U-ML6-ML3 38.6(1.52) 15.3(0.60) 14.0(0.55) 14.0(0.55) 2.4(0.09) 12.9(0.51) 12.0(0.47)
1/2 10 -U-FL8-ML10 1.93(48.9) 0.90(22.9) 0.87(22.2) 0.87(22.0) 0.31(7.9) 0.68(17.2) 0.75(19.0) 6 4 -U-ML6-ML4 39.4(1.55) 15.3(0.60) 14.0(0.55) 14.0(0.55) 2.4(0.09) 13.7(0.54) 12.0(0.47)
1/2 12 -U-FL8-ML12 2.02(51.4) 0.90(22.9) 0.87(22.2) 0.87(22.0) 0.37(9.5) 0.90(22.8) 0.87(22.0) 8 6 -U-ML8-ML6 42.3(1.67) 16.3(0.64) 16.0(0.63) 15.0(0.59) 4.8(0.19) 15.3(0.60) 14.0(0.55)
3/4 12 -U-FL12-ML12 2.13(54.2) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.37(9.5) 0.90(22.8) 0.87(22.0) 10 6 -U-ML10-ML6 44.5(1.75) 17.2(0.68) 19.0(0.75) 18.0(0.71) 4.8(0.19) 15.3(0.60) 14.0(0.55)
3/4 16 -U-FL12-ML16 2.12(53.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.50(12.7) 0.96(24.4) 0.98(25.0) 10 8 -U-ML10-ML8 45.1(1.78) 17.2(0.68) 19.0(0.75) 18.0(0.71) 6.4(0.25) 16.3(0.64) 16.0(0.63)
3/4 18 -U-FL12-ML18 2.11(53.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.59(15.1) 0.96(24.4) 1.18(30.0) 12 6 -U-ML12-ML6 47.0(1.85) 22.8(0.90) 22.0(0.87) 22.0(0.87) 4.8(0.19) 15.3(0.60) 14.0(0.55)
1 25 -U-FL16-ML25 2.65(67.4) 1.23(31.2) 1.50(38.1) 1.38(35.0) 0.86(21.8) 1.23(31.3) 1.50(38.0) 12 8 -U-ML12-ML8 47.8(1.88) 22.8(0.90) 22.0(0.87) 22.0(0.87) 6.4(0.25) 16.3(0.64) 16.0(0.63)
12 10 -U-ML12-ML10 48.7(1.92) 22.8(0.90) 22.0(0.87) 22.0(0.87) 7.9(0.31) 17.2(0.68) 19.0(0.75)
16 10 -U-ML16-ML10 49.5(1.95) 24.4(0.96) 25.0(0.98) 24.0(0.94) 7.9(0.31) 17.2(0.68) 19.0(0.75)

Metric Tube Fractional Tube 16 12 -U-ML16-ML12 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 9.5(0.37) 22.8(0.90) 22.0(0.87)
18 12 -U-ML18-ML12 53.5(2.11) 24.4(0.96) 30.0(1.18) 27.0(1.06) 9.5(0.37) 22.8(0.90) 22.0(0.87)
T-Tube Tx-Tube Basic Dimensions, mm (in.)
O.D. O.D. Ordering 25 18 -U-ML25-ML18 61.0(2.40) 31.3(1.23) 38.0(1.50) 35.0(1.38) 15.1(0.59) 24.4(0.96) 30.0(1.18)
(mm) (in.) Number L C G F E Cx Gx 25 20 -U-ML25-ML20 62.3(2.45) 31.3(1.23) 38.0(1.50) 35.0(1.38) 15.9(0.63) 26.0(1.02) 32.0(1.26)
4 1/8 -U-ML4-FL2 36.5(1.44) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09) 12.7(0.50) 11.1(0.44) 30 18 -U-ML30-ML18 75.4(2.97) 39.6(1.56) 50.0(1.97) 46.0(1.81) 15.1(0.59) 24.4(0.96) 30.0(0.47)
6 1/8 -U-ML6-FL2 38.5(1.52) 15.3(0.60) 14.0(0.55) 14.0(0.55) 2.4(0.09) 12.7(0.50) 11.1(0.44) 30 20 -U-ML30-ML20 75.4(2.97) 39.6(1.56) 50.0(1.97) 46.0(1.81) 15.9(0.63) 26.0(1.02) 32.0(1.26)

8 1/4 -U-ML8-FL4 42.3(1.67) 16.2(0.64) 16.0(0.63) 15.0(0.59) 4.8(0.19) 15.2(0.60) 14.3(0.56) 30 25 -U-ML30-ML25 80.1(3.15) 39.6(1.56) 50.0(1.97) 46.0(1.81) 21.8(0.86) 31.3(1.23) 38.0(1.50)

10 1/8 -U-ML10-FL2 41.8(1.65) 17.2(0.68) 19.0(0.75) 18.0(0.71) 2.4(0.09) 12.7(0.50) 11.1(0.44) 32 18 -U-ML32-ML18 77.8(3.06) 42.0(1.65) 50.0(1.97) 46.0(1.81) 15.1(0.59) 24.4(0.96) 30.0(1.18)

10 1/4 -U-ML10-FL4 44.5(1.75) 17.2(0.68) 19.0(0.75) 18.0(0.71) 4.8(0.19) 15.2(0.60) 14.3(0.56) 32 20 -U-ML32-ML20 77.8(3.06) 42.0(1.65) 50.0(1.97) 46.0(1.81) 15.9(0.63) 26.0(1.02) 32.0(1.26)

10 5/16 -U-ML10-FL5 45.1(1.78) 17.2(0.68) 19.0(0.75) 18.0(0.71) 6.4(0.25) 16.2(0.64) 15.9(0.63) 32 25 -U-ML32-ML25 82.3(3.24) 42.0(1.65) 50.0(1.97) 46.0(1.81) 21.8(0.86) 31.3(1.23) 38.0(1.50)

10 3/8 -U-ML10-FL6 45.9(1.81) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.1(0.28) 16.8(0.66) 17.5(0.69) 38 20 -U-ML38-ML20 87.5(3.44) 49.4(1.94) 60.0(2.36) 55.0(2.17) 15.9(0.63) 26.0(1.02) 32.0(1.26)
12 5/16 -U-ML12-FL5 47.8(1.88) 22.8(0.90) 22.0(0.87) 22.0(0.87) 6.4(0.25) 16.2(0.64) 15.9(0.63) 38 25 -U-ML38-ML25 92.0(3.62) 49.4(1.94) 60.0(2.36) 55.0(2.17) 21.8(0.86) 31.3(1.23) 38.0(1.50)
12 3/8 -U-ML12-FL6 48.4(1.91) 22.8(0.90) 22.0(0.87) 22.0(0.87) 7.1(0.28) 16.8(0.66) 17.5(0.69) 38 30 -U-ML38-ML30 104.6(4.12) 49.4(1.94) 60.0(2.36) 55.0(2.17) 26.2(1.03) 39.6(1.56) 50.0(1.97)
15 1/2 -U-ML15-FL8 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 10.4(0.41) 22.9(0.90) 22.2(0.87)
16 5/8 -U-ML16-FL10 52.0(2.05) 24.4(0.96) 25.0(0.98) 24.0(0.94) 12.7(0.50) 24.4(0.96) 25.4(1.00)
20 1/2 -U-ML20-FL8 55.0(2.17) 26.0(1.02) 32.0(1.26) 30.0(1.18) 10.4(0.41) 22.9(0.90) 22.2(0.87)
 A-38 6D Series Tube Fittings 6D Series Tube Fittings A-39

Bulkhead Unions Fractional Tube Bulkhead Reducing Unions

F - Body Hex Tx-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel F - Hex

Tube Fittings
Tube Fittings

O.D. Ordering Size Thickness

G - Nut Hex

(in.) Number L C E G F Gx in. (mm) in. (mm)

Gx - Nut Hex
G - Nut Hex
E
T

1/16 -BU-FL1 1.24(31.5) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.31(7.9) 0.31(7.9) 0.20(5.2) 0.12(3.0)

Tx
T
1/8 -BU-FL2 2.02(51.3) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.50(12.7) 0.50(12.7) 0.33(8.3) 0.50(12.7)
C Gx - Jam Nut Hex 3/16 -BU-FL3 2.11(53.6) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3) 0.56(14.3) 0.39(9.9) 0.50(12.7) Cx
L C
1/4 -BU-FL4 2.27(57.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2)
0.44(11.2) L
5/16 -BU-FL5 2.39(60.7) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1)
3/8 -BU-FL6 2.45(62.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
1/2 -BU-FL8 2.80(71.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7)
Metric Tube
5/8 -BU-FL10 2.86(72.6) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.50(12.7)
3/4 -BU-FL12 3.11(79.0) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.66(16.8) T-Tube Tx-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel
O.D. O.D. Ordering Size Thickness
7/8 -BU-FL14 3.35(85.2) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.38(34.9) 1.37(34.9) 1.14(29.0) 0.75(19.1) (mm) (mm) Number L C E G F Cx Gx mm (in.) mm (in.)
1 -BU-FL16 3.77(95.8) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.75(19.1)
6 3 -BU-ML6-ML3 55.1(2.17) 15.3(0.60) 2.4(0.09) 14.0(0.55) 16.0(0.63) 12.9(0.51) 12.0(0.47) 11.5(0.45) 10.2(0.40)
1 1/4 -BU-FL20 4.85(123.2) 1.62(41.1) 1.09(27.8) 1.87(47.6) 1.87(47.6) 1.87(47.6) 1.64(41.7) 0.75(19.1)
8 6 -BU-ML8-ML6 60.1(2.37) 16.2(0.64) 4.8(0.19) 16.0(0.63) 18.0(0.71) 15.3(0.60) 14.0(0.55) 13.1(0.52) 11.2(0.44)
1 1/2 -BU-FL24 5.48(139.2) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.25(57.2) 2.25(57.2) 1.95(49.6) 0.75(19.1)
12 8 -BU-ML12-ML8 67.6(2.66) 22.8(0.90) 6.4(0.25) 22.0(0.87) 24.0(0.94) 16.2(0.64) 16.0(0.63) 19.5(0.77) 12.7(0.50)

Metric Tube
Tx-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel Bulkhead Conversion Unions
O.D. Ordering Size Thickness
(mm) Number L C E G F Gx mm (in.) mm (in.)
3 -BU-ML3 51.3(2.02) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55) 14.0(0.55) 8.3(0.33) 12.7(0.50) Fractional Tube Metric Tube
4 -BU-ML4 53.6(2.11) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55) 14.0(0.55) 9.9(0.39) 12.7(0.50)
T-Tube Tx-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
6 -BU-ML6 57.7(2.27) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 16.0(0.63) 11.5(0.45) 10.2(0.40) O.D. O.D. Ordering Size Thickness
8 -BU-ML8 61.0(2.40) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71) 18.0(0.71) 13.1(0.52) 11.2(0.44) (in.) (mm) Number L C E G F Cx Gx in. (mm) in. (mm)
10 -BU-ML10 63.7(2.51) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44) 6 -BU-FL4-ML6 2.27(57.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.60(15.3) 0.55(14.0) 0.45(11.5) 0.40(10.2)
1/4
12 -BU-ML12 71.0(2.80) 22.8(0.90) 9.5(0.37) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50)
14 -BU-ML14 72.5(2.85) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06) 27.0(1.06) 22.5(0.89) 12.7(0.50)
Metric Tube Fractional Tube
15 -BU-ML15 72.5(2.85) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 27.0(1.06) 22.8(0.90) 12.7(0.50)
16 -BU-ML16 72.5(2.85) 24.4(0.96) 12.7(0.50) 25.0(0.98) 27.0(1.06) 27.0(1.06) 22.8(0.90) 12.7(0.50) T-Tube Tx-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel
O.D. O.D. Ordering Size Thickness
18 -BU-ML18 78.9(3.11) 24.4(0.96) 15.1(0.59) 30.0(1.18) 30.0(1.18) 30.0(1.18) 26.0(1.02) 16.8(0.66) (mm) (in.) Number L C E G F Cx Gx mm (in.) mm (in.)
20 -BU-ML20 84.5(3.33) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 35.0(1.38) 29.0(1.14) 19.0(0.75)
6 1/8 -BU-ML6-FL2 55.1(2.17) 15.3(0.60) 2.3(0.09) 14.0(0.55) 16.0(0.63) 12.7(0.5) 11.0(0.43) 11.5(0.45) 10.2(0.40)
25 -BU-ML25 96.0(3.78) 31.3(1.23) 21.8(0.86) 38.0(1.5) 41.0(1.61) 41.0(1.61) 34.0(1.34) 19.0(0.75)
6 1/4 -BU-ML6-FL4 57.7(2.27) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 15.2(0.6) 14.3(0.56) 11.5(0.45) 10.2(0.40)
30 -BU-ML30 124.0(4.88) 39.6(1.56) 26.2(1.03) 50.0(1.97) 50.0(1.97) 50.0(1.97) 40.5(1.59) 19.0(0.75)
32 -BU-ML32 128.0(5.04) 42.0(1.65) 28.6(1.13) 50.0(1.97) 50.0(1.97) 50.0(1.97) 42.5(1.67) 19.0(0.75)
38 -BU-ML38 145.0(5.71) 49.4(1.94) 33.7(1.33) 60.0(2.36) 60.0(2.36) 60.0(2.36) 50.5(1.99) 19.0(0.75)

Bulkhead Reducing Unions

F - Hex
Gx - Nut Hex
G - Nut Hex

Tx
T

Cx
C
L

Fractional Tube
T-Tube Tx-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. O.D. Ordering Size Thickness
(in.) (in.) Number L C E G F Cx Gx in. (mm) in. (mm)
1/4 1/8 -BU-FL4-FL2 2.17(55.1) 0.60(15.2) 0.09(2.3) 0.56(14.3) 0.63(15.9) 0.50(12.7) 0.44(11.1) 0.45(11.5) 0.40(10.2)
3/8 1/4 -BU-FL6-FL4 2.39(60.7) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.75(19.1) 0.60(15.2) 0.56(14.3) 0.58(14.7) 0.44(11.2)
1/2 1/4 -BU-FL8-FL4 2.63(66.8) 0.90(22.9) 0.19(4.8) 0.87(22.2) 0.94(23.8) 0.60(15.2) 0.56(14.3) 0.76(19.4) 0.50(12.7)
 A-38 6D Series Tube Fittings 6D Series Tube Fittings A-39

Bulkhead Unions Fractional Tube Bulkhead Reducing Unions

F - Body Hex Tx-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel F - Hex

Tube Fittings
Tube Fittings

O.D. Ordering Size Thickness

G - Nut Hex

(in.) Number L C E G F Gx in. (mm) in. (mm)

Gx - Nut Hex
G - Nut Hex
E
T

1/16 -BU-FL1 1.24(31.5) 0.34(8.6) 0.05(1.3) 0.31(7.9) 0.31(7.9) 0.31(7.9) 0.20(5.2) 0.12(3.0)

Tx
T
1/8 -BU-FL2 2.02(51.3) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.50(12.7) 0.50(12.7) 0.33(8.3) 0.50(12.7)
C Gx - Jam Nut Hex 3/16 -BU-FL3 2.11(53.6) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.56(14.3) 0.56(14.3) 0.39(9.9) 0.50(12.7) Cx
L C
1/4 -BU-FL4 2.27(57.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.45(11.5) 0.40(10.2)
0.44(11.2) L
5/16 -BU-FL5 2.39(60.7) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.69(17.5) 0.69(17.5) 0.52(13.1)
3/8 -BU-FL6 2.45(62.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.58(14.7) 0.44(11.2)
1/2 -BU-FL8 2.80(71.1) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.76(19.4) 0.50(12.7)
Metric Tube
5/8 -BU-FL10 2.86(72.6) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.89(22.6) 0.50(12.7)
3/4 -BU-FL12 3.11(79.0) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.19(30.2) 1.19(30.2) 1.02(25.8) 0.66(16.8) T-Tube Tx-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel
O.D. O.D. Ordering Size Thickness
7/8 -BU-FL14 3.35(85.2) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.38(34.9) 1.37(34.9) 1.14(29.0) 0.75(19.1) (mm) (mm) Number L C E G F Cx Gx mm (in.) mm (in.)
1 -BU-FL16 3.77(95.8) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.63(41.3) 1.63(41.3) 1.33(33.7) 0.75(19.1)
6 3 -BU-ML6-ML3 55.1(2.17) 15.3(0.60) 2.4(0.09) 14.0(0.55) 16.0(0.63) 12.9(0.51) 12.0(0.47) 11.5(0.45) 10.2(0.40)
1 1/4 -BU-FL20 4.85(123.2) 1.62(41.1) 1.09(27.8) 1.87(47.6) 1.87(47.6) 1.87(47.6) 1.64(41.7) 0.75(19.1)
8 6 -BU-ML8-ML6 60.1(2.37) 16.2(0.64) 4.8(0.19) 16.0(0.63) 18.0(0.71) 15.3(0.60) 14.0(0.55) 13.1(0.52) 11.2(0.44)
1 1/2 -BU-FL24 5.48(139.2) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.25(57.2) 2.25(57.2) 1.95(49.6) 0.75(19.1)
12 8 -BU-ML12-ML8 67.6(2.66) 22.8(0.90) 6.4(0.25) 22.0(0.87) 24.0(0.94) 16.2(0.64) 16.0(0.63) 19.5(0.77) 12.7(0.50)

Metric Tube
Tx-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel Bulkhead Conversion Unions
O.D. Ordering Size Thickness
(mm) Number L C E G F Gx mm (in.) mm (in.)
3 -BU-ML3 51.3(2.02) 12.9(0.51) 2.4(0.09) 12.0(0.47) 14.0(0.55) 14.0(0.55) 8.3(0.33) 12.7(0.50) Fractional Tube Metric Tube
4 -BU-ML4 53.6(2.11) 13.7(0.54) 2.4(0.09) 12.0(0.47) 14.0(0.55) 14.0(0.55) 9.9(0.39) 12.7(0.50)
T-Tube Tx-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
6 -BU-ML6 57.7(2.27) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 16.0(0.63) 11.5(0.45) 10.2(0.40) O.D. O.D. Ordering Size Thickness
8 -BU-ML8 61.0(2.40) 16.2(0.64) 6.4(0.25) 16.0(0.63) 18.0(0.71) 18.0(0.71) 13.1(0.52) 11.2(0.44) (in.) (mm) Number L C E G F Cx Gx in. (mm) in. (mm)
10 -BU-ML10 63.7(2.51) 17.2(0.68) 7.9(0.31) 19.0(0.75) 22.0(0.87) 22.0(0.87) 16.3(0.64) 11.2(0.44) 6 -BU-FL4-ML6 2.27(57.7) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 0.60(15.3) 0.55(14.0) 0.45(11.5) 0.40(10.2)
1/4
12 -BU-ML12 71.0(2.80) 22.8(0.90) 9.5(0.37) 22.0(0.87) 24.0(0.94) 24.0(0.94) 19.5(0.77) 12.7(0.50)
14 -BU-ML14 72.5(2.85) 24.4(0.96) 11.1(0.44) 25.0(0.98) 27.0(1.06) 27.0(1.06) 22.5(0.89) 12.7(0.50)
Metric Tube Fractional Tube
15 -BU-ML15 72.5(2.85) 24.4(0.96) 11.9(0.47) 25.0(0.98) 27.0(1.06) 27.0(1.06) 22.8(0.90) 12.7(0.50)
16 -BU-ML16 72.5(2.85) 24.4(0.96) 12.7(0.50) 25.0(0.98) 27.0(1.06) 27.0(1.06) 22.8(0.90) 12.7(0.50) T-Tube Tx-Tube Basic Dimensions, mm (in.) Panel Hole Max. Panel
O.D. O.D. Ordering Size Thickness
18 -BU-ML18 78.9(3.11) 24.4(0.96) 15.1(0.59) 30.0(1.18) 30.0(1.18) 30.0(1.18) 26.0(1.02) 16.8(0.66) (mm) (in.) Number L C E G F Cx Gx mm (in.) mm (in.)
20 -BU-ML20 84.5(3.33) 26.0(1.02) 15.9(0.63) 32.0(1.26) 35.0(1.38) 35.0(1.38) 29.0(1.14) 19.0(0.75)
6 1/8 -BU-ML6-FL2 55.1(2.17) 15.3(0.60) 2.3(0.09) 14.0(0.55) 16.0(0.63) 12.7(0.5) 11.0(0.43) 11.5(0.45) 10.2(0.40)
25 -BU-ML25 96.0(3.78) 31.3(1.23) 21.8(0.86) 38.0(1.5) 41.0(1.61) 41.0(1.61) 34.0(1.34) 19.0(0.75)
6 1/4 -BU-ML6-FL4 57.7(2.27) 15.3(0.60) 4.8(0.19) 14.0(0.55) 16.0(0.63) 15.2(0.6) 14.3(0.56) 11.5(0.45) 10.2(0.40)
30 -BU-ML30 124.0(4.88) 39.6(1.56) 26.2(1.03) 50.0(1.97) 50.0(1.97) 50.0(1.97) 40.5(1.59) 19.0(0.75)
32 -BU-ML32 128.0(5.04) 42.0(1.65) 28.6(1.13) 50.0(1.97) 50.0(1.97) 50.0(1.97) 42.5(1.67) 19.0(0.75)
38 -BU-ML38 145.0(5.71) 49.4(1.94) 33.7(1.33) 60.0(2.36) 60.0(2.36) 60.0(2.36) 50.5(1.99) 19.0(0.75)

Bulkhead Reducing Unions

F - Hex
Gx - Nut Hex
G - Nut Hex

Tx
T

Cx
C
L

Fractional Tube
T-Tube Tx-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. O.D. Ordering Size Thickness
(in.) (in.) Number L C E G F Cx Gx in. (mm) in. (mm)
1/4 1/8 -BU-FL4-FL2 2.17(55.1) 0.60(15.2) 0.09(2.3) 0.56(14.3) 0.63(15.9) 0.50(12.7) 0.44(11.1) 0.45(11.5) 0.40(10.2)
3/8 1/4 -BU-FL6-FL4 2.39(60.7) 0.66(16.8) 0.19(4.8) 0.69(17.5) 0.75(19.1) 0.60(15.2) 0.56(14.3) 0.58(14.7) 0.44(11.2)
1/2 1/4 -BU-FL8-FL4 2.63(66.8) 0.90(22.9) 0.19(4.8) 0.87(22.2) 0.94(23.8) 0.60(15.2) 0.56(14.3) 0.76(19.4) 0.50(12.7)
 A-40 6D Series Tube Fittings 6D Series Tube Fittings A-41

Weld Bulkhead Unions Fractional Tube Male Elbows Fractional Tube NPT Thread
Tx-Tube Basic Dimensions, in. (mm) L F - Flat T-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

O.D. Ordering O.D. P-NPT Ordering

G - Nut Hex
(in.) L C E G D I (in.) Size L C G F E B Lx
L Number Number

T
I 1/8 -BU-FL2-OD12 3.16(80.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.47(12.0) 1.97(50.0) 1/16 1/16 -LM-FL1-NS1 0.75(19.1) 0.34(8.6) 0.31(7.9) 0.44(11.1) 0.05(1.3) 0.38(9.7) 0.70(17.8)
3/16 -BU-FL3-OD12 3.24(82.2) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.47(12.0) 1.97(50.0) 1/16 1/8 -LM-FL1-NS2 0.75(19.1) 0.34(8.6) 0.31(7.9) 0.44(11.1) 0.05(1.3) 0.38(9.7) 0.70(17.8)
G - Nut Hex

Lx
1/4 -BU-FL4-OD14 C 1/8 1/16 -LM-FL2-NS1 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.4) 0.38(9.7) 0.70(17.8)
3.35(85.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.55(14.0) 1.97(50.0)

B
D
E
T

5/16 -BU-FL5-OD16 3.43(87.2) 0.64(16.2) 0.25(6.4) 0.63(15.9) 0.63(16.0) 1.97(50.0) 1/8 1/8 -LM-FL2-NS2 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.4) 0.38(9.7) 0.70(17.8)
P
3/8 -BU-FL6-OD19 3.49(88.6) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.0) 1.97(50.0) 1/8 1/4 -LM-FL2-NS4 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.4) 0.56(14.2) 0.92(23.4)
E
1/2 -BU-FL8-OD23 3/16 1/8 -LM-FL3-NS2 1.00(25.4) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0) 0.38(9.7) 0.74(18.8)
C 3.69(93.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.91(23.0) 1.97(50.0)
The E dimension refers 3/16 1/4 -LM-FL3-NS4 1.00(25.4) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0) 0.56(14.2) 0.92(23.4)
5/8 -BU-FL10-OD28 3.69(93.6) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.10(28.0) 1.97(50.0)
to the smallest nominal 1/4 1/16 -LM-FL4-NS1 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.12(3.0) 0.38(9.7) 0.74(18.8)
3/4 -BU-FL12-OD32 3.72(94.4) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.26(32.0) 1.97(50.0) orifice. It might be larger 1/4 1/8 -LM-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.74(18.8)
7/8 -BU-FL14-OD32 3.72(94.4) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.26(32.0) 1.97(50.0) at tapered thread end,
straight thread end. 1/4 1/4 -LM-FL4-NS4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.92(23.4)
1 -BU-FL16-OD35 4.06(103.2) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.38(35.0) 1.97(50.0)
1/4 3/8 -LM-FL4-NS6 1.17(29.7) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8) 0.56(14.2) 1.03(26.2)
1-1/4 -BU-FL20-OD50 5.05(128.2) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.97(50.0) 1.97(50.0)
1/4 1/2 -LM-FL4-NS8 1.25(31.8) 0.60(15.2) 0.56(14.3) 0.81(20.6) 0.19(4.8) 0.75(19.1) 1.30(33.0)
1-1/2 -BU-FL24-OD55 5.54(140.8) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.17(55.0) 1.97(50.0)
5/16 1/8 -LM-FL5-NS2 1.13(28.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.19(4.8) 0.38(9.7) 0.78(19.8)
2 -BU-FL32-OD80 6.93(176.0) 2.67(67.8) 1.81(46.0) 3.00(76.2) 3.15(80.0) 1.97(50.0)
5/16 1/4 -LM-FL5-NS4 1.13(28.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4) 0.56(14.2) 0.96(24.4)
5/16 3/8 -LM-FL5-NS6 1.20(30.5) 0.64(16.3) 0.63(15.9) 0.69(17.5) 0.25(6.4) 0.56(14.2) 1.03(26.2)
Metric Tube 3/8 1/8 -LM-FL6-NS2 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.82(20.8)
3/8 1/4 -LM-FL6-NS4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 1.00(25.4)
Tx-Tube Basic Dimensions, mm (in.)
O.D. Ordering 3/8 3/8 -LM-FL6-NS6 1.23(31.2) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.56(14.2) 1.03(26.2)
(mm) Number L C E G D I 3/8 1/2 -LM-FL6-NS8 1.31(33.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.75(19.1) 1.30(33.0)

3 -BU-ML3-OD12 80.8(3.18) 12.9(0.51) 2.4(0.09) 12.0(0.47) 12.0(0.47) 50.0(1.97) 3/8 3/4 -LM-FL6-NS12 1.46(37.1) 0.66(16.8) 0.69(17.5) 1.06(27.0) 0.28(7.1) 0.75(19.1) 1.45(36.8)
1/2 1/4 -LM-FL8-NS4 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.28(7.1) 0.56(14.2) 1.11(28.2)
4 -BU-ML4-OD12 82.4(3.24) 13.7(0.54) 2.4(0.09) 12.0(0.47) 12.0(0.47) 50.0(1.97)
1/2 3/8 -LM-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 1.11(28.2)
6 -BU-ML6-OD12 86.0(3.39) 15.3(0.60) 4.8(0.19) 14.0(0.55) 12.0(0.47) 50.0(1.97)
1/2 1/2 -LM-FL8-NS8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.75(19.1) 1.30(33.0)
8 -BU-ML8-OD16 87.4(3.44) 16.2(0.64) 6.4(0.25) 16.0(0.63) 16.0(0.63) 50.0(1.97)
1/2 3/4 -LM-FL8-NS12 1.57(39.9) 0.90(22.9) 0.87(22.2) 1.06(27.0) 0.41(10.4) 0.75(19.1) 1.45(36.8)
10 -BU-ML10-OD19 89.0(3.50) 17.2(0.68) 7.9(0.31) 19.0(0.75) 19.0(0.75) 50.0(1.97)
5/8 3/8 -LM-FL10-NS6 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.38(9.7) 0.56(14.2) 1.19(30.2)
12 -BU-ML12-OD23 94.2(3.71) 22.8(0.90) 9.5(0.37) 22.0(0.87) 23.0(0.91) 50.0(1.97)
5/8 1/2 -LM-FL10-NS8 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.47(11.9) 0.75(19.1) 1.38(35.1)
15 -BU-ML15-OD25 93.8(3.69) 24.4(0.96) 11.9(0.47) 25.0(0.98) 25.0(0.98) 50.0(1.97)
5/8 3/4 -LM-FL10-NS12 1.57(39.9) 0.96(24.4) 1.00(25.4) 1.06(27.0) 0.50(12.7) 0.75(19.1) 1.45(36.8)
16 -BU-ML16-OD28 94.4(3.72) 24.4(0.96) 12.7(0.50) 25.0(0.98) 28.0(1.10) 50.0(1.97)
3/4 1/2 -LM-FL12-NS8 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.47(11.9) 0.75(19.1) 1.45(36.8)
18 -BU-ML18-OD28 94.0(3.70) 24.4(0.96) 15.1(0.59) 30.0(1.18) 28.0(1.10) 50.0(1.97)
3/4 3/4 -LM-FL12-NS12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.45(36.8)
20 -BU-ML20-OD32 94.0(3.70) 26.0(1.02) 15.9(0.63) 32.0(1.26) 32.0(1.26) 50.0(1.97)
7/8 3/4 -LM-FL14-NS12 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.64(41.7)
22 -BU-ML22-OD32 94.0(3.70) 26.0(1.02) 18.3(0.72) 32.0(1.26) 32.0(1.26) 50.0(1.97)
1 3/4 -LM-FL16-NS12 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.64(41.7)
25 -BU-ML25-OD38 103.2(4.06) 31.3(1.23) 21.8(0.86) 38.0(1.50) 38.0(1.50) 50.0(1.97) 1 1 -LM-FL16-NS16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.83(46.5)
28 -BU-ML28-OD45 123.2(4.85) 36.6(1.44) 21.8(0.86) 46.0(1.81) 45.0(1.77) 50.0(1.97) 1 1/4 1 1/4 -LM-FL20-NS20 2.62(66.5) 1.62(41.1) 1.87(47.6) 1.69(42.9) 1.09(27.7) 0.94(23.9) 2.06(52.4)
32 -BU-ML32-OD50 133.2(5.24) 42.0(1.65) 28.6(1.13) 50.0(1.97) 50.0(1.97) 50.0(1.97) 1 1/2 1 1/2 -LM-FL24-NS24 3.07(78.0) 1.97(50.0) 2.25(57.2) 2.00(50.8) 1.34(34.0) 1.03(26.2) 2.38(60.5)
38 -BU-ML38-OD60 146.2(5.76) 49.4(1.94) 33.7(1.33) 60.0(2.36) 60.0(2.36) 50.0(1.97)

For specified length, add "-**" (metric length) as a suffix to the basic ordering number.
Example: SS-BU-ML12-OD23-100
Fractional Tube ISO Tapered Thread (RT)
T-Tube Basic Dimensions, in. (mm)
Bulkhead Locknuts Fractional Tube Metric Tube O.D. P-RT
Ordering
(in.) Size L C G F E B Lx
Number
T-Tube Basic T-Tube Basic
O.D. Ordering O.D. Ordering 1/8 1/8 -LM-FL2-RT2 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.4) 0.38(9.7) 0.87(22.2)
(in.) Number (mm) Number 1/8 1/4 -LM-FL2-RT4 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.4) 0.56(14.2) 0.92(23.4)
1/16 -BN-FL1 3 -BN-ML3 1/4 1/8 -LM-FL4-RT2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.74(18.8)
1/8 -BN-FL2 4 -BN-ML4 1/4 1/4 -LM-FL4-RT4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.92(23.4)

3/16 -BN-FL3 6 -BN-ML6 1/4 3/8 -LM-FL4-RT6 1.17(29.7) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8) 0.56(14.2) 1.03(26.2)

-BN-FL4 8 -BN-ML8 1/4 1/2 -LM-FL4-RT8 1.25(31.8) 0.60(15.2) 0.56(14.3) 0.81(20.6) 0.19(4.8) 0.75(19.1) 1.30(33.0)
1/4
5/16 1/4 -LM-FL5-RT4 1.13(28.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4) 0.56(14.2) 0.96(24.4)
5/16 -BN-FL5 10 -BN-ML10
3/8 1/8 -LM-FL6-RT2 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.82(20.8)
3/8 -BN-FL6 12 -BN-ML12
3/8 1/4 -LM-FL6-RT4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 1.00(25.4)
1/2 -BN-FL8 14 -BN-ML14
3/8 3/8 -LM-FL6-RT6 1.23(31.2) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.56(14.2) 1.03(26.2)
5/8 -BN-FL10 18 -BN-ML18
1/2 3/8 -LM-FL8-RT6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 1.11(28.2)
3/4 -BN-FL12 20 -BN-ML20
1/2 1/2 -LM-FL8-RT8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.75(19.1) 1.30(33.0)
7/8 -BN-FL14 22 -BN-ML22
3/4 1/2 -LM-FL12-RT8 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.37(9.5) 0.75(19.1) 1.45(36.8)
1 -BN-FL16 25 -BN-ML25
1 1 -LM-FL16-RT16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.83(46.5)
1 1/4 -BN-FL20 28 -BN-ML28
1 1/2 -BN-FL24 30 -BN-ML30
32 -BN-ML32
38 -BN-ML38
 A-40 6D Series Tube Fittings 6D Series Tube Fittings A-41

Weld Bulkhead Unions Fractional Tube Male Elbows Fractional Tube NPT Thread
Tx-Tube Basic Dimensions, in. (mm) L F - Flat T-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

O.D. Ordering O.D. P-NPT Ordering

G - Nut Hex
(in.) L C E G D I (in.) Size L C G F E B Lx
L Number Number

T
I 1/8 -BU-FL2-OD12 3.16(80.2) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.47(12.0) 1.97(50.0) 1/16 1/16 -LM-FL1-NS1 0.75(19.1) 0.34(8.6) 0.31(7.9) 0.44(11.1) 0.05(1.3) 0.38(9.7) 0.70(17.8)
3/16 -BU-FL3-OD12 3.24(82.2) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.47(12.0) 1.97(50.0) 1/16 1/8 -LM-FL1-NS2 0.75(19.1) 0.34(8.6) 0.31(7.9) 0.44(11.1) 0.05(1.3) 0.38(9.7) 0.70(17.8)
G - Nut Hex

Lx
1/4 -BU-FL4-OD14 C 1/8 1/16 -LM-FL2-NS1 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.4) 0.38(9.7) 0.70(17.8)
3.35(85.2) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.55(14.0) 1.97(50.0)

B
D
E
T

5/16 -BU-FL5-OD16 3.43(87.2) 0.64(16.2) 0.25(6.4) 0.63(15.9) 0.63(16.0) 1.97(50.0) 1/8 1/8 -LM-FL2-NS2 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.4) 0.38(9.7) 0.70(17.8)
P
3/8 -BU-FL6-OD19 3.49(88.6) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.75(19.0) 1.97(50.0) 1/8 1/4 -LM-FL2-NS4 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.4) 0.56(14.2) 0.92(23.4)
E
1/2 -BU-FL8-OD23 3/16 1/8 -LM-FL3-NS2 1.00(25.4) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0) 0.38(9.7) 0.74(18.8)
C 3.69(93.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.91(23.0) 1.97(50.0)
The E dimension refers 3/16 1/4 -LM-FL3-NS4 1.00(25.4) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0) 0.56(14.2) 0.92(23.4)
5/8 -BU-FL10-OD28 3.69(93.6) 0.96(24.4) 0.50(12.7) 1.00(25.4) 1.10(28.0) 1.97(50.0)
to the smallest nominal 1/4 1/16 -LM-FL4-NS1 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.12(3.0) 0.38(9.7) 0.74(18.8)
3/4 -BU-FL12-OD32 3.72(94.4) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.26(32.0) 1.97(50.0) orifice. It might be larger 1/4 1/8 -LM-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.74(18.8)
7/8 -BU-FL14-OD32 3.72(94.4) 1.02(25.9) 0.72(18.3) 1.25(31.8) 1.26(32.0) 1.97(50.0) at tapered thread end,
straight thread end. 1/4 1/4 -LM-FL4-NS4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.92(23.4)
1 -BU-FL16-OD35 4.06(103.2) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.38(35.0) 1.97(50.0)
1/4 3/8 -LM-FL4-NS6 1.17(29.7) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8) 0.56(14.2) 1.03(26.2)
1-1/4 -BU-FL20-OD50 5.05(128.2) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.97(50.0) 1.97(50.0)
1/4 1/2 -LM-FL4-NS8 1.25(31.8) 0.60(15.2) 0.56(14.3) 0.81(20.6) 0.19(4.8) 0.75(19.1) 1.30(33.0)
1-1/2 -BU-FL24-OD55 5.54(140.8) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.17(55.0) 1.97(50.0)
5/16 1/8 -LM-FL5-NS2 1.13(28.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.19(4.8) 0.38(9.7) 0.78(19.8)
2 -BU-FL32-OD80 6.93(176.0) 2.67(67.8) 1.81(46.0) 3.00(76.2) 3.15(80.0) 1.97(50.0)
5/16 1/4 -LM-FL5-NS4 1.13(28.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4) 0.56(14.2) 0.96(24.4)
5/16 3/8 -LM-FL5-NS6 1.20(30.5) 0.64(16.3) 0.63(15.9) 0.69(17.5) 0.25(6.4) 0.56(14.2) 1.03(26.2)
Metric Tube 3/8 1/8 -LM-FL6-NS2 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.82(20.8)
3/8 1/4 -LM-FL6-NS4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 1.00(25.4)
Tx-Tube Basic Dimensions, mm (in.)
O.D. Ordering 3/8 3/8 -LM-FL6-NS6 1.23(31.2) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.56(14.2) 1.03(26.2)
(mm) Number L C E G D I 3/8 1/2 -LM-FL6-NS8 1.31(33.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.75(19.1) 1.30(33.0)

3 -BU-ML3-OD12 80.8(3.18) 12.9(0.51) 2.4(0.09) 12.0(0.47) 12.0(0.47) 50.0(1.97) 3/8 3/4 -LM-FL6-NS12 1.46(37.1) 0.66(16.8) 0.69(17.5) 1.06(27.0) 0.28(7.1) 0.75(19.1) 1.45(36.8)
1/2 1/4 -LM-FL8-NS4 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.28(7.1) 0.56(14.2) 1.11(28.2)
4 -BU-ML4-OD12 82.4(3.24) 13.7(0.54) 2.4(0.09) 12.0(0.47) 12.0(0.47) 50.0(1.97)
1/2 3/8 -LM-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 1.11(28.2)
6 -BU-ML6-OD12 86.0(3.39) 15.3(0.60) 4.8(0.19) 14.0(0.55) 12.0(0.47) 50.0(1.97)
1/2 1/2 -LM-FL8-NS8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.75(19.1) 1.30(33.0)
8 -BU-ML8-OD16 87.4(3.44) 16.2(0.64) 6.4(0.25) 16.0(0.63) 16.0(0.63) 50.0(1.97)
1/2 3/4 -LM-FL8-NS12 1.57(39.9) 0.90(22.9) 0.87(22.2) 1.06(27.0) 0.41(10.4) 0.75(19.1) 1.45(36.8)
10 -BU-ML10-OD19 89.0(3.50) 17.2(0.68) 7.9(0.31) 19.0(0.75) 19.0(0.75) 50.0(1.97)
5/8 3/8 -LM-FL10-NS6 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.38(9.7) 0.56(14.2) 1.19(30.2)
12 -BU-ML12-OD23 94.2(3.71) 22.8(0.90) 9.5(0.37) 22.0(0.87) 23.0(0.91) 50.0(1.97)
5/8 1/2 -LM-FL10-NS8 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.47(11.9) 0.75(19.1) 1.38(35.1)
15 -BU-ML15-OD25 93.8(3.69) 24.4(0.96) 11.9(0.47) 25.0(0.98) 25.0(0.98) 50.0(1.97)
5/8 3/4 -LM-FL10-NS12 1.57(39.9) 0.96(24.4) 1.00(25.4) 1.06(27.0) 0.50(12.7) 0.75(19.1) 1.45(36.8)
16 -BU-ML16-OD28 94.4(3.72) 24.4(0.96) 12.7(0.50) 25.0(0.98) 28.0(1.10) 50.0(1.97)
3/4 1/2 -LM-FL12-NS8 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.47(11.9) 0.75(19.1) 1.45(36.8)
18 -BU-ML18-OD28 94.0(3.70) 24.4(0.96) 15.1(0.59) 30.0(1.18) 28.0(1.10) 50.0(1.97)
3/4 3/4 -LM-FL12-NS12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.45(36.8)
20 -BU-ML20-OD32 94.0(3.70) 26.0(1.02) 15.9(0.63) 32.0(1.26) 32.0(1.26) 50.0(1.97)
7/8 3/4 -LM-FL14-NS12 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.64(41.7)
22 -BU-ML22-OD32 94.0(3.70) 26.0(1.02) 18.3(0.72) 32.0(1.26) 32.0(1.26) 50.0(1.97)
1 3/4 -LM-FL16-NS12 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.64(41.7)
25 -BU-ML25-OD38 103.2(4.06) 31.3(1.23) 21.8(0.86) 38.0(1.50) 38.0(1.50) 50.0(1.97) 1 1 -LM-FL16-NS16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.83(46.5)
28 -BU-ML28-OD45 123.2(4.85) 36.6(1.44) 21.8(0.86) 46.0(1.81) 45.0(1.77) 50.0(1.97) 1 1/4 1 1/4 -LM-FL20-NS20 2.62(66.5) 1.62(41.1) 1.87(47.6) 1.69(42.9) 1.09(27.7) 0.94(23.9) 2.06(52.4)
32 -BU-ML32-OD50 133.2(5.24) 42.0(1.65) 28.6(1.13) 50.0(1.97) 50.0(1.97) 50.0(1.97) 1 1/2 1 1/2 -LM-FL24-NS24 3.07(78.0) 1.97(50.0) 2.25(57.2) 2.00(50.8) 1.34(34.0) 1.03(26.2) 2.38(60.5)
38 -BU-ML38-OD60 146.2(5.76) 49.4(1.94) 33.7(1.33) 60.0(2.36) 60.0(2.36) 50.0(1.97)

For specified length, add "-**" (metric length) as a suffix to the basic ordering number.
Example: SS-BU-ML12-OD23-100
Fractional Tube ISO Tapered Thread (RT)
T-Tube Basic Dimensions, in. (mm)
Bulkhead Locknuts Fractional Tube Metric Tube O.D. P-RT
Ordering
(in.) Size L C G F E B Lx
Number
T-Tube Basic T-Tube Basic
O.D. Ordering O.D. Ordering 1/8 1/8 -LM-FL2-RT2 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.4) 0.38(9.7) 0.87(22.2)
(in.) Number (mm) Number 1/8 1/4 -LM-FL2-RT4 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.4) 0.56(14.2) 0.92(23.4)
1/16 -BN-FL1 3 -BN-ML3 1/4 1/8 -LM-FL4-RT2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.74(18.8)
1/8 -BN-FL2 4 -BN-ML4 1/4 1/4 -LM-FL4-RT4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.92(23.4)

3/16 -BN-FL3 6 -BN-ML6 1/4 3/8 -LM-FL4-RT6 1.17(29.7) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8) 0.56(14.2) 1.03(26.2)

-BN-FL4 8 -BN-ML8 1/4 1/2 -LM-FL4-RT8 1.25(31.8) 0.60(15.2) 0.56(14.3) 0.81(20.6) 0.19(4.8) 0.75(19.1) 1.30(33.0)
1/4
5/16 1/4 -LM-FL5-RT4 1.13(28.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4) 0.56(14.2) 0.96(24.4)
5/16 -BN-FL5 10 -BN-ML10
3/8 1/8 -LM-FL6-RT2 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.82(20.8)
3/8 -BN-FL6 12 -BN-ML12
3/8 1/4 -LM-FL6-RT4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 1.00(25.4)
1/2 -BN-FL8 14 -BN-ML14
3/8 3/8 -LM-FL6-RT6 1.23(31.2) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.56(14.2) 1.03(26.2)
5/8 -BN-FL10 18 -BN-ML18
1/2 3/8 -LM-FL8-RT6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 1.11(28.2)
3/4 -BN-FL12 20 -BN-ML20
1/2 1/2 -LM-FL8-RT8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.75(19.1) 1.30(33.0)
7/8 -BN-FL14 22 -BN-ML22
3/4 1/2 -LM-FL12-RT8 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.37(9.5) 0.75(19.1) 1.45(36.8)
1 -BN-FL16 25 -BN-ML25
1 1 -LM-FL16-RT16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.83(46.5)
1 1/4 -BN-FL20 28 -BN-ML28
1 1/2 -BN-FL24 30 -BN-ML30
32 -BN-ML32
38 -BN-ML38
 A-42 6D Series Tube Fittings 6D Series Tube Fittings A-43

Male Elbows Male Elbows

L L F - Flat

Tube Fittings
Tube Fittings

F - Flat

G - Nut Hex

G - Nut Hex
The E dimension refers The E dimension refers

T
to the smallest nominal to the smallest nominal
orifice. It might be larger orifice. It might be larger
at tapered thread end, at tapered thread end,

Lx

Lx
C C
straight thread end. straight thread end.

B
P P
E E

Metric Tube NPT Thread Metric Tube ISO Tapered Thread (RT)
T-Tube Basic Dimensions, mm (in.) T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT Ordering P-RT
Size O.D. Ordering
(mm) Number L C G F E B Lx (mm) Size L C G F E B Lx
Number
3 1/8 -LM-ML3-NS2 23.6(0.93) 12.9(0.51) 12.0(0.47) 11.1(0.44) 2.4(0.09) 9.7(0.38) 17.8(0.70) 3 1/8 -LM-ML3-RT2 23.6(0.93) 12.9(0.51) 12.0(0.47) 11.1(0.44) 2.4(0.09) 9.7(0.38) 17.8(0.70)
3 1/4 -LM-ML3-NS4 24.6(0.97) 12.9(0.51) 12.0(0.47) 12.7(0.50) 2.4(0.09) 14.2(0.56) 23.4(0.92) 3 1/4 -LM-ML3-RT4 24.6(0.97) 12.9(0.51) 12.0(0.47) 12.7(0.50) 2.4(0.09) 14.2(0.56) 23.4(0.92)
4 1/8 -LM-ML4-NS2 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 9.7(0.38) 18.8(0.74) 4 1/8 -LM-ML4-RT2 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 9.7(0.38) 18.8(0.74)
4 1/4 -LM-ML4-NS4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 14.2(0.56) 23.4(0.92) 4 1/4 -LM-ML4-RT4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 14.2(0.56) 23.4(0.92)
6 1/8 -LM-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 18.8(0.74) 6 1/8 -LM-ML6-RT2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 18.8(0.74)
6 1/4 -LM-ML6-NS4 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 23.4(0.92) 6 1/4 -LM-ML6-RT4 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 23.4(0.92)
6 3/8 -LM-ML6-NS6 29.8(1.17) 15.3(0.60) 14.0(0.55) 17.5(0.69) 4.8(0.19) 14.2(0.56) 26.2(1.03) 6 3/8 -LM-ML6-RT6 29.8(1.17) 15.3(0.60) 14.0(0.55) 17.5(0.69) 4.8(0.19) 14.2(0.56) 26.2(1.03)
6 1/2 -LM-ML6-NS8 31.8(1.25) 15.3(0.60) 14.0(0.55) 20.6(0.81) 4.8(0.19) 19.1(0.75) 33.0(1.30) 6 1/2 -LM-ML6-RT8 31.8(1.25) 15.3(0.60) 14.0(0.55) 20.6(0.81) 4.8(0.19) 19.1(0.75) 33.0(1.30)
8 1/8 -LM-ML8-NS2 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 4.8(0.19) 9.7(0.38) 19.8(0.78) 8 1/8 -LM-ML8-RT2 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 4.8(0.19) 9.7(0.38) 19.8(0.78)
8 1/4 -LM-ML8-NS4 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 6.4(0.25) 14.2(0.56) 24.4(0.96) 8 1/4 -LM-ML8-RT4 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 6.4(0.25) 14.2(0.56) 24.4(0.96)
8 3/8 -LM-ML8-NS6 30.6(1.20) 16.2(0.64) 16.0(0.63) 17.5(0.69) 6.4(0.25) 14.2(0.56) 26.2(1.03) 8 3/8 -LM-ML8-RT6 30.6(1.20) 16.2(0.64) 16.0(0.63) 17.5(0.69) 6.4(0.25) 14.2(0.56) 26.2(1.03)
8 1/2 -LM-ML8-NS8 32.6(1.28) 16.2(0.64) 16.0(0.63) 20.6(0.81) 6.4(0.25) 19.1(0.75) 33.0(1.30) 8 1/2 -LM-ML8-RT8 32.6(1.28) 16.2(0.64) 16.0(0.63) 20.6(0.81) 6.4(0.25) 19.1(0.75) 33.0(1.30)
10 1/8 -LM-ML10-NS2 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 4.8(0.19) 9.7(0.38) 21.6(0.85) 10 1/8 -LM-ML10-RT2 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 4.8(0.19) 9.7(0.38) 21.6(0.85)
10 1/4 -LM-ML10-NS4 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.1(0.28) 14.2(0.56) 26.2(1.03) 10 1/4 -LM-ML10-RT4 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.1(0.28) 14.2(0.56) 26.2(1.03)
10 3/8 -LM-ML10-NS6 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31) 14.2(0.56) 26.2(1.03) 10 3/8 -LM-ML10-RT6 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31) 14.2(0.56) 26.2(1.03)
10 1/2 -LM-ML10-NS8 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 19.1(0.75) 33.0(1.30) 10 1/2 -LM-ML10-RT8 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 19.1(0.75) 33.0(1.30)
12 1/8 -LM-ML12-NS2 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 4.8(0.19) 9.7(0.38) 23.6(0.93) 12 1/8 -LM-ML12-RT2 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 4.8(0.19) 9.7(0.38) 23.6(0.93)
12 1/4 -LM-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11) 12 1/4 -LM-ML12-RT4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11)
12 3/8 -LM-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 28.2(1.11) 12 3/8 -LM-ML12-RT6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 28.2(1.11)
12 1/2 -LM-ML12-NS8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 33.0(1.30) 12 1/2 -LM-ML12-RT8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 33.0(1.30)
12 3/4 -LM-ML12-NS12 39.8(1.57) 22.8(0.90) 22.0(0.87) 27.0(1.06) 9.5(0.37) 19.1(0.75) 36.8(1.45) 12 3/4 -LM-ML12-RT12 39.8(1.57) 22.8(0.90) 22.0(0.87) 27.0(1.06) 9.5(0.37) 19.1(0.75) 36.8(1.45)
15 1/2 -LM-ML15-NS8 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.1(1.38) 14 1/2 -LM-ML14-RT8 38.1(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.1(0.44) 19.1(0.75) 35.1(1.38)
16 1/4 -LM-ML16-NS4 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 7.1(0.28) 14.2(0.56) 30.2(1.19) 15 1/2 -LM-ML15-RT8 38.1(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.1(1.38)
16 3/8 -LM-ML16-NS6 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 9.5(0.37) 14.2(0.56) 30.2(1.19) 16 1/4 -LM-ML16-RT4 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 7.1(0.28) 14.2(0.56) 30.2(1.19)
16 1/2 -LM-ML16-NS8 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.1(1.38) 16 3/8 -LM-ML16-RT6 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 9.5(0.37) 14.2(0.56) 30.2(1.19)
16 3/4 -LM-ML16-NS12 39.8(1.57) 24.4(0.96) 25.0(0.98) 27.0(1.06) 12.7(0.50) 19.1(0.75) 36.8(1.45) 16 1/2 -LM-ML16-RT8 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.1(1.38)
18 1/2 -LM-ML18-NS8 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 11.9(0.47) 19.1(0.75) 36.8(1.45) 16 3/4 -LM-ML16-RT12 39.8(1.57) 24.4(0.96) 25.0(0.98) 27.0(1.06) 12.7(0.50) 19.1(0.75) 36.8(1.45)
18 3/4 -LM-ML18-NS12 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 19.1(0.75) 36.8(1.45) 18 1/2 -LM-ML18-RT8 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 11.9(0.47) 19.1(0.75) 36.8(1.45)
20 1/2 -LM-ML20-NS8 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 11.9(0.47) 19.1(0.75) 41.7(1.64) 18 3/4 -LM-ML18-RT12 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 19.1(0.75) 36.8(1.45)
20 3/4 -LM-ML20-NS12 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64) 20 1/2 -LM-ML20-RT8 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 11.9(0.47) 19.1(0.75) 41.7(1.64)
22 3/4 -LM-ML22-NS12 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64) 20 3/4 -LM-ML20-RT12 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64)
22 1 -LM-ML22-NS16 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72) 23.9(0.94) 46.5(1.83) 22 3/4 -LM-ML22-RT12 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64)
25 3/4 -LM-ML25-NS12 49.1(1.93) 31.3(1.23) 38.0(1.50) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64) 22 1 -LM-ML22-RT16 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72) 23.9(0.94) 46.5(1.83)
25 1 -LM-ML25-NS16 49.1(1.93) 31.3(1.23) 38.0(1.50) 34.9(1.37) 21.8(0.86) 23.9(0.94) 46.5(1.83) 25 3/4 -LM-ML25-RT12 49.1(1.93) 31.3(0.90) 38.0(1.50) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64)
30 1 1/4 -LM-ML30-NS20 69.9(2.75) 39.6(1.56) 50.0(1.97) 42.9(1.69) 26.2(1.03) 23.9(0.94) 53.1(2.09) 25 1 -LM-ML25-RT16 49.1(1.93) 31.3(0.90) 38.0(1.50) 34.9(1.37) 21.8(0.86) 23.9(0.94) 46.5(1.83)
32 1 1/4 -LM-ML32-NS20 72.3(2.85) 42.0(1.65) 50.0(1.97) 42.9(1.69) 27.8(1.09) 23.9(0.94) 53.1(2.09) 28 1 -LM-ML28-RT16 64.0(2.52) 36.6(0.90) 46.0(1.81) 42.9(1.69) 21.8(0.86) 23.9(0.94) 53.1(2.09)
38 1 1/2 -LM-ML38-NS24 84.0(3.31) 49.4(1.94) 60.0(2.36) 50.8(2.00) 33.7(1.33) 26.2(1.03) 60.4(2.38)
 A-42 6D Series Tube Fittings 6D Series Tube Fittings A-43

Male Elbows Male Elbows

L L F - Flat

Tube Fittings
Tube Fittings

F - Flat

G - Nut Hex

G - Nut Hex
The E dimension refers The E dimension refers

T
to the smallest nominal to the smallest nominal
orifice. It might be larger orifice. It might be larger
at tapered thread end, at tapered thread end,

Lx

Lx
C C
straight thread end. straight thread end.

B
P P
E E

Metric Tube NPT Thread Metric Tube ISO Tapered Thread (RT)
T-Tube Basic Dimensions, mm (in.) T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT Ordering P-RT
Size O.D. Ordering
(mm) Number L C G F E B Lx (mm) Size L C G F E B Lx
Number
3 1/8 -LM-ML3-NS2 23.6(0.93) 12.9(0.51) 12.0(0.47) 11.1(0.44) 2.4(0.09) 9.7(0.38) 17.8(0.70) 3 1/8 -LM-ML3-RT2 23.6(0.93) 12.9(0.51) 12.0(0.47) 11.1(0.44) 2.4(0.09) 9.7(0.38) 17.8(0.70)
3 1/4 -LM-ML3-NS4 24.6(0.97) 12.9(0.51) 12.0(0.47) 12.7(0.50) 2.4(0.09) 14.2(0.56) 23.4(0.92) 3 1/4 -LM-ML3-RT4 24.6(0.97) 12.9(0.51) 12.0(0.47) 12.7(0.50) 2.4(0.09) 14.2(0.56) 23.4(0.92)
4 1/8 -LM-ML4-NS2 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 9.7(0.38) 18.8(0.74) 4 1/8 -LM-ML4-RT2 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 9.7(0.38) 18.8(0.74)
4 1/4 -LM-ML4-NS4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 14.2(0.56) 23.4(0.92) 4 1/4 -LM-ML4-RT4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 14.2(0.56) 23.4(0.92)
6 1/8 -LM-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 18.8(0.74) 6 1/8 -LM-ML6-RT2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 18.8(0.74)
6 1/4 -LM-ML6-NS4 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 23.4(0.92) 6 1/4 -LM-ML6-RT4 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 23.4(0.92)
6 3/8 -LM-ML6-NS6 29.8(1.17) 15.3(0.60) 14.0(0.55) 17.5(0.69) 4.8(0.19) 14.2(0.56) 26.2(1.03) 6 3/8 -LM-ML6-RT6 29.8(1.17) 15.3(0.60) 14.0(0.55) 17.5(0.69) 4.8(0.19) 14.2(0.56) 26.2(1.03)
6 1/2 -LM-ML6-NS8 31.8(1.25) 15.3(0.60) 14.0(0.55) 20.6(0.81) 4.8(0.19) 19.1(0.75) 33.0(1.30) 6 1/2 -LM-ML6-RT8 31.8(1.25) 15.3(0.60) 14.0(0.55) 20.6(0.81) 4.8(0.19) 19.1(0.75) 33.0(1.30)
8 1/8 -LM-ML8-NS2 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 4.8(0.19) 9.7(0.38) 19.8(0.78) 8 1/8 -LM-ML8-RT2 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 4.8(0.19) 9.7(0.38) 19.8(0.78)
8 1/4 -LM-ML8-NS4 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 6.4(0.25) 14.2(0.56) 24.4(0.96) 8 1/4 -LM-ML8-RT4 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 6.4(0.25) 14.2(0.56) 24.4(0.96)
8 3/8 -LM-ML8-NS6 30.6(1.20) 16.2(0.64) 16.0(0.63) 17.5(0.69) 6.4(0.25) 14.2(0.56) 26.2(1.03) 8 3/8 -LM-ML8-RT6 30.6(1.20) 16.2(0.64) 16.0(0.63) 17.5(0.69) 6.4(0.25) 14.2(0.56) 26.2(1.03)
8 1/2 -LM-ML8-NS8 32.6(1.28) 16.2(0.64) 16.0(0.63) 20.6(0.81) 6.4(0.25) 19.1(0.75) 33.0(1.30) 8 1/2 -LM-ML8-RT8 32.6(1.28) 16.2(0.64) 16.0(0.63) 20.6(0.81) 6.4(0.25) 19.1(0.75) 33.0(1.30)
10 1/8 -LM-ML10-NS2 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 4.8(0.19) 9.7(0.38) 21.6(0.85) 10 1/8 -LM-ML10-RT2 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 4.8(0.19) 9.7(0.38) 21.6(0.85)
10 1/4 -LM-ML10-NS4 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.1(0.28) 14.2(0.56) 26.2(1.03) 10 1/4 -LM-ML10-RT4 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.1(0.28) 14.2(0.56) 26.2(1.03)
10 3/8 -LM-ML10-NS6 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31) 14.2(0.56) 26.2(1.03) 10 3/8 -LM-ML10-RT6 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31) 14.2(0.56) 26.2(1.03)
10 1/2 -LM-ML10-NS8 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 19.1(0.75) 33.0(1.30) 10 1/2 -LM-ML10-RT8 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 19.1(0.75) 33.0(1.30)
12 1/8 -LM-ML12-NS2 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 4.8(0.19) 9.7(0.38) 23.6(0.93) 12 1/8 -LM-ML12-RT2 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 4.8(0.19) 9.7(0.38) 23.6(0.93)
12 1/4 -LM-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11) 12 1/4 -LM-ML12-RT4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11)
12 3/8 -LM-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 28.2(1.11) 12 3/8 -LM-ML12-RT6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 28.2(1.11)
12 1/2 -LM-ML12-NS8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 33.0(1.30) 12 1/2 -LM-ML12-RT8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 33.0(1.30)
12 3/4 -LM-ML12-NS12 39.8(1.57) 22.8(0.90) 22.0(0.87) 27.0(1.06) 9.5(0.37) 19.1(0.75) 36.8(1.45) 12 3/4 -LM-ML12-RT12 39.8(1.57) 22.8(0.90) 22.0(0.87) 27.0(1.06) 9.5(0.37) 19.1(0.75) 36.8(1.45)
15 1/2 -LM-ML15-NS8 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.1(1.38) 14 1/2 -LM-ML14-RT8 38.1(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.1(0.44) 19.1(0.75) 35.1(1.38)
16 1/4 -LM-ML16-NS4 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 7.1(0.28) 14.2(0.56) 30.2(1.19) 15 1/2 -LM-ML15-RT8 38.1(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.1(1.38)
16 3/8 -LM-ML16-NS6 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 9.5(0.37) 14.2(0.56) 30.2(1.19) 16 1/4 -LM-ML16-RT4 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 7.1(0.28) 14.2(0.56) 30.2(1.19)
16 1/2 -LM-ML16-NS8 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.1(1.38) 16 3/8 -LM-ML16-RT6 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 9.5(0.37) 14.2(0.56) 30.2(1.19)
16 3/4 -LM-ML16-NS12 39.8(1.57) 24.4(0.96) 25.0(0.98) 27.0(1.06) 12.7(0.50) 19.1(0.75) 36.8(1.45) 16 1/2 -LM-ML16-RT8 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.1(1.38)
18 1/2 -LM-ML18-NS8 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 11.9(0.47) 19.1(0.75) 36.8(1.45) 16 3/4 -LM-ML16-RT12 39.8(1.57) 24.4(0.96) 25.0(0.98) 27.0(1.06) 12.7(0.50) 19.1(0.75) 36.8(1.45)
18 3/4 -LM-ML18-NS12 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 19.1(0.75) 36.8(1.45) 18 1/2 -LM-ML18-RT8 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 11.9(0.47) 19.1(0.75) 36.8(1.45)
20 1/2 -LM-ML20-NS8 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 11.9(0.47) 19.1(0.75) 41.7(1.64) 18 3/4 -LM-ML18-RT12 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 19.1(0.75) 36.8(1.45)
20 3/4 -LM-ML20-NS12 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64) 20 1/2 -LM-ML20-RT8 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 11.9(0.47) 19.1(0.75) 41.7(1.64)
22 3/4 -LM-ML22-NS12 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64) 20 3/4 -LM-ML20-RT12 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64)
22 1 -LM-ML22-NS16 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72) 23.9(0.94) 46.5(1.83) 22 3/4 -LM-ML22-RT12 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64)
25 3/4 -LM-ML25-NS12 49.1(1.93) 31.3(1.23) 38.0(1.50) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64) 22 1 -LM-ML22-RT16 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72) 23.9(0.94) 46.5(1.83)
25 1 -LM-ML25-NS16 49.1(1.93) 31.3(1.23) 38.0(1.50) 34.9(1.37) 21.8(0.86) 23.9(0.94) 46.5(1.83) 25 3/4 -LM-ML25-RT12 49.1(1.93) 31.3(0.90) 38.0(1.50) 34.9(1.37) 15.9(0.63) 19.1(0.75) 41.7(1.64)
30 1 1/4 -LM-ML30-NS20 69.9(2.75) 39.6(1.56) 50.0(1.97) 42.9(1.69) 26.2(1.03) 23.9(0.94) 53.1(2.09) 25 1 -LM-ML25-RT16 49.1(1.93) 31.3(0.90) 38.0(1.50) 34.9(1.37) 21.8(0.86) 23.9(0.94) 46.5(1.83)
32 1 1/4 -LM-ML32-NS20 72.3(2.85) 42.0(1.65) 50.0(1.97) 42.9(1.69) 27.8(1.09) 23.9(0.94) 53.1(2.09) 28 1 -LM-ML28-RT16 64.0(2.52) 36.6(0.90) 46.0(1.81) 42.9(1.69) 21.8(0.86) 23.9(0.94) 53.1(2.09)
38 1 1/2 -LM-ML38-NS24 84.0(3.31) 49.4(1.94) 60.0(2.36) 50.8(2.00) 33.7(1.33) 26.2(1.03) 60.4(2.38)
 A-44 6D Series Tube Fittings 6D Series Tube Fittings A-45

45° Male Elbows Positionable Male Elbows

Tube Fittings
SAE/MS Straight Thread
Tube Fittings

L 45°
C

G - Nut Hex
The E dimension refers

Lx
to the smallest nominal C F - Flat

T
orifice. It might be larger

G - Nut Hex
at tapered thread end, 1. The E dimension refers to
E straight thread end.

T
the smallest nominal orifice.
F - Flat
It might be larger at tapered
P E thread end, straight thread
end.

Lx
2. Adapt to straight thread
boss of SAE J1926-1, ISO

B
E
11926-1 and MS 16142.
Fractional Tube NPT Thread
P
T-Tube Basic Dimensions, in. (mm) Gx - Nut Hex
O.D. P-NPT
Ordering
(in.) Size L C G F E B Lx
Number
1/16 1/16 -VM-FL1-NS1 0.82(20.8) 0.34(8.6) 0.31(7.9) 0.44(11.1) 0.05(1.3) 0.38(9.7) 0.66(16.8) Fractional Tube SAE/MS Straight Thread
1/8 1/8 -VM-FL2-NS2 0.82(20.8) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 0.38(9.7) 0.66(16.8) T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
3/16 1/8 -VM-FL3-NS2 0.85(21.6) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 0.38(9.7) 0.58(14.7) O.D. Nominal Thread Ordering
(in.) Size Specification Number L B C G E F Lx Gx
1/4 1/8 -VM-FL4-NS2 0.97(24.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.65(16.5)
1/4 1/4 -VM-FL4-NS4 0.97(24.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.83(21.1) 1/4 4 7/16-20 -LP-FL4-ST7 1.12(28.4) 0.39(9.9) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.50(12.7) 1.06(27.0) 0.56(14.3)

5/16 1/8 -VM-FL5-NS2 0.94(24.0) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.19(4.8) 0.38(9.7) 0.66(16.8) 1/4 6 9/16-18 -LP-FL4-ST9 1.20(30.5) 0.44(11.2) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.63(15.9) 1.27(32.3) 0.69(17.5)

3/8 1/8 -VM-FL6-NS2 1.10(27.9) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.72(18.3) 5/16 5 1/2-20 -LP-FL5-ST8 1.19(30.2) 0.39(9.9) 0.64(16.3) 0.63(15.9) 0.23(5.8) 0.56(14.3) 1.16(29.5) 0.63(15.9)

3/8 1/4 -VM-FL6-NS4 1.10(27.9) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 0.90(22.9) 3/8 4 7/16-20 -LP-FL6-ST7 1.31(33.3) 0.39(9.9) 0.66(16.8) 0.69(17.5) 0.20(5.1) 0.63(15.9) 1.24(31.5) 0.56(14.3)

3/8 3/8 -VM-FL6-NS6 1.15(29.2) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.56(14.2) 0.95(24.1) 3/8 6 9/16-18 -LP-FL6-ST9 1.26(32.0) 0.44(11.2) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.63(15.9) 1.27(32.3) 0.69(17.5)

1/2 3/8 -VM-FL8-NS6 1.26(32.0) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 0.95(24.1) 3/8 8 3/4-16 -LP-FL6-ST12 1.37(34.8) 0.50(12.7) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.81(20.6) 1.49(37.8) 0.87(22.2)

5/8 1/2 -VM-FL10-NS8 1.20(30.4) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.47(11.9) 0.56(14.2) 1.17(29.7) 1/2 6 9/16-18 -LP-FL8-ST9 1.48(37.6) 0.44(11.2) 0.90(22.9) 0.87(22.2) 0.28(7.1) 0.81(20.6) 1.48(37.5) 0.69(17.5)

3/4 3/4 -VM-FL12-NS12 1.34(34.0) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.22(31.0) 1/2 8 3/4-16 -LP-FL8-ST12 1.48(37.6) 0.50(12.7) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.81(20.6) 1.49(37.8) 0.87(22.2)

7/8 3/4 -VM-FL14-NS12 1.59(40.4) 1.02(25.9) 1.25(31.8) 1.25(31.8) 0.62(15.7) 0.75(19.1) 1.27(32.3) 5/8 10 7/8-14 -LP-FL10-ST14 1.56(39.6) 0.56(14.2) 0.96(24.4) 1.00(25.4) 0.50(12.7) 0.94(23.8) 1.71(43.4) 1.00(25.4)

1 1 -VM-FL16-NS16 1.59(40.4) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.49(37.8) 3/4 12 1 1/16-12 -LP-FL12-ST17 1.63(41.4) 0.66(16.8) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.06(27.0) 1.92(48.8) 1.25(31.8)
7/8 14 1 3/16-12 -LP-FL14-ST19 1.70(43.2) 0.66(16.8) 1.02(25.9) 1.25(31.8) 0.72(18.3) 1.25(31.8) 1.99(50.5) 1.37(34.9)
1 16 1 5/16-12 -LP-FL16-ST21 1.99(50.5) 0.66(16.8) 1.23(31.2) 1.50(38.1) 0.88(22.4) 1.37(34.9) 2.11(53.6) 1.50(38.1)

Metric Tube NPT Thread 1 1/4 20 1 5/8-12 -LP-FL20-ST26 2.67(67.8) 0.66(16.8) 1.62(41.1) 1.87(47.6) 1.09(27.7) 1.69(42.9) 2.29(58.2) 1.87(47.6)
1 1/2 24 1 7/8-12 -LP-FL24-ST30 3.07(78.0) 0.66(16.8) 1.97(50.0) 2.25(57.2) 1.34(34.0) 2.00(50.8) 2.38(60.5) 2.13(54.0)
T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT
Ordering
(mm) Size L C G F E B Lx
Number
6 1/8 -VM-ML6-NS2 23.4(0.92) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 16.8(0.66)
6 1/4 -VM-ML6-NS4 23.4(0.92) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 21.8(0.86)
8 1/8 -VM-ML8-NS2 24.3(0.96) 16.2(0.64) 16.0(0.63) 15.9(0.63) 4.8(0.19) 9.7(0.38) 16.8(0.66)
10 1/4 -VM-ML10-NS4 26.6(1.05) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31) 14.2(0.56) 24.1(0.95)
12 3/8 -VM-ML12-NS6 29.1(1.15) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 24.1(0.95)
12 1/2 -VM-ML12-NS8 30.7(1.21) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 29.7(1.17)
16 1/2 -VM-ML16-NS8 30.4(1.20) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 29.7(1.17)
 A-44 6D Series Tube Fittings 6D Series Tube Fittings A-45

45° Male Elbows Positionable Male Elbows

Tube Fittings
SAE/MS Straight Thread
Tube Fittings

L 45°
C

G - Nut Hex
The E dimension refers

Lx
to the smallest nominal C F - Flat

T
orifice. It might be larger

G - Nut Hex
at tapered thread end, 1. The E dimension refers to
E straight thread end.

T
the smallest nominal orifice.
F - Flat
It might be larger at tapered
P E thread end, straight thread
end.

Lx
2. Adapt to straight thread
boss of SAE J1926-1, ISO

B
E
11926-1 and MS 16142.
Fractional Tube NPT Thread
P
T-Tube Basic Dimensions, in. (mm) Gx - Nut Hex
O.D. P-NPT
Ordering
(in.) Size L C G F E B Lx
Number
1/16 1/16 -VM-FL1-NS1 0.82(20.8) 0.34(8.6) 0.31(7.9) 0.44(11.1) 0.05(1.3) 0.38(9.7) 0.66(16.8) Fractional Tube SAE/MS Straight Thread
1/8 1/8 -VM-FL2-NS2 0.82(20.8) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 0.38(9.7) 0.66(16.8) T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
3/16 1/8 -VM-FL3-NS2 0.85(21.6) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 0.38(9.7) 0.58(14.7) O.D. Nominal Thread Ordering
(in.) Size Specification Number L B C G E F Lx Gx
1/4 1/8 -VM-FL4-NS2 0.97(24.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.65(16.5)
1/4 1/4 -VM-FL4-NS4 0.97(24.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.83(21.1) 1/4 4 7/16-20 -LP-FL4-ST7 1.12(28.4) 0.39(9.9) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.50(12.7) 1.06(27.0) 0.56(14.3)

5/16 1/8 -VM-FL5-NS2 0.94(24.0) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.19(4.8) 0.38(9.7) 0.66(16.8) 1/4 6 9/16-18 -LP-FL4-ST9 1.20(30.5) 0.44(11.2) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.63(15.9) 1.27(32.3) 0.69(17.5)

3/8 1/8 -VM-FL6-NS2 1.10(27.9) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.72(18.3) 5/16 5 1/2-20 -LP-FL5-ST8 1.19(30.2) 0.39(9.9) 0.64(16.3) 0.63(15.9) 0.23(5.8) 0.56(14.3) 1.16(29.5) 0.63(15.9)

3/8 1/4 -VM-FL6-NS4 1.10(27.9) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 0.90(22.9) 3/8 4 7/16-20 -LP-FL6-ST7 1.31(33.3) 0.39(9.9) 0.66(16.8) 0.69(17.5) 0.20(5.1) 0.63(15.9) 1.24(31.5) 0.56(14.3)

3/8 3/8 -VM-FL6-NS6 1.15(29.2) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.56(14.2) 0.95(24.1) 3/8 6 9/16-18 -LP-FL6-ST9 1.26(32.0) 0.44(11.2) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.63(15.9) 1.27(32.3) 0.69(17.5)

1/2 3/8 -VM-FL8-NS6 1.26(32.0) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 0.95(24.1) 3/8 8 3/4-16 -LP-FL6-ST12 1.37(34.8) 0.50(12.7) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.81(20.6) 1.49(37.8) 0.87(22.2)

5/8 1/2 -VM-FL10-NS8 1.20(30.4) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.47(11.9) 0.56(14.2) 1.17(29.7) 1/2 6 9/16-18 -LP-FL8-ST9 1.48(37.6) 0.44(11.2) 0.90(22.9) 0.87(22.2) 0.28(7.1) 0.81(20.6) 1.48(37.5) 0.69(17.5)

3/4 3/4 -VM-FL12-NS12 1.34(34.0) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.22(31.0) 1/2 8 3/4-16 -LP-FL8-ST12 1.48(37.6) 0.50(12.7) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.81(20.6) 1.49(37.8) 0.87(22.2)

7/8 3/4 -VM-FL14-NS12 1.59(40.4) 1.02(25.9) 1.25(31.8) 1.25(31.8) 0.62(15.7) 0.75(19.1) 1.27(32.3) 5/8 10 7/8-14 -LP-FL10-ST14 1.56(39.6) 0.56(14.2) 0.96(24.4) 1.00(25.4) 0.50(12.7) 0.94(23.8) 1.71(43.4) 1.00(25.4)

1 1 -VM-FL16-NS16 1.59(40.4) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.49(37.8) 3/4 12 1 1/16-12 -LP-FL12-ST17 1.63(41.4) 0.66(16.8) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.06(27.0) 1.92(48.8) 1.25(31.8)
7/8 14 1 3/16-12 -LP-FL14-ST19 1.70(43.2) 0.66(16.8) 1.02(25.9) 1.25(31.8) 0.72(18.3) 1.25(31.8) 1.99(50.5) 1.37(34.9)
1 16 1 5/16-12 -LP-FL16-ST21 1.99(50.5) 0.66(16.8) 1.23(31.2) 1.50(38.1) 0.88(22.4) 1.37(34.9) 2.11(53.6) 1.50(38.1)

Metric Tube NPT Thread 1 1/4 20 1 5/8-12 -LP-FL20-ST26 2.67(67.8) 0.66(16.8) 1.62(41.1) 1.87(47.6) 1.09(27.7) 1.69(42.9) 2.29(58.2) 1.87(47.6)
1 1/2 24 1 7/8-12 -LP-FL24-ST30 3.07(78.0) 0.66(16.8) 1.97(50.0) 2.25(57.2) 1.34(34.0) 2.00(50.8) 2.38(60.5) 2.13(54.0)
T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT
Ordering
(mm) Size L C G F E B Lx
Number
6 1/8 -VM-ML6-NS2 23.4(0.92) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 16.8(0.66)
6 1/4 -VM-ML6-NS4 23.4(0.92) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 21.8(0.86)
8 1/8 -VM-ML8-NS2 24.3(0.96) 16.2(0.64) 16.0(0.63) 15.9(0.63) 4.8(0.19) 9.7(0.38) 16.8(0.66)
10 1/4 -VM-ML10-NS4 26.6(1.05) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31) 14.2(0.56) 24.1(0.95)
12 3/8 -VM-ML12-NS6 29.1(1.15) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 24.1(0.95)
12 1/2 -VM-ML12-NS8 30.7(1.21) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 29.7(1.17)
16 1/2 -VM-ML16-NS8 30.4(1.20) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 29.7(1.17)
 A-46 6D Series Tube Fittings 6D Series Tube Fittings A-47

Positionable Male Elbows 45° Positionable Male Elbows

SAE/MS Straight Thread

Tube Fittings
ISO Parallel Thread
Tube Fittings

L
C
F - Flat

G - Nut Hex
The E dimension refers L 45 °

T
to the smallest nominal C
orifice. It might be larger 1. The E dimension refers to

G - Nut Hex
at tapered thread end, the smallest nominal orifice.

Lx
straight thread end. It might be larger at tapered

Lx

T
thread end, straight thread
P
end.
2. Adapt to straight thread

B
F - Flat boss of SAE J1926-1, ISO
E E 11926-1 and MS 16142.

ex
H
-N P
B

ut
Gx - Nut Hex

x
G
Fractional Tube ISO Parallel Thread (PP)
T-Tube P-ISO Parallel Basic Dimensions, in. (mm)
O.D. Thread Fractional Tube SAE/MS Straight Thread
Ordering
(in.) Size Number L B C G E F Lx Gx T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
1/4 1/8 -LP-FL4-PP2
O.D. Nominal Thread Ordering
1.06(26.9) 0.26(6.6) 0.60(15.2) 0.56(14.3) 0.16(4.1) 0.50(12.7) 1.04(26.4) 0.56(14.3)
(in.) Size Specification Number L B C G E F Lx Gx
1/4 1/4 -LP-FL4-PP4 1.14(29.0) 0.35(9.0) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.63(15.9) 1.27(32.3) 0.75(19.1)
1/4 4 7/16-20 -VP-FL4-ST7 1.01(25.7) 0.39(9.9) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.50(12.7) 1.01(25.7) 0.56(14.3)
3/8 1/4 -LP-FL6-PP4 1.20(30.5) 0.35(9.0) 0.66(16.8) 0.69(17.5) 0.23(5.8) 0.63(15.9) 1.27(32.3) 0.75(19.1)
3/8 6 9/16-18 -VP-FL6-ST9 1.10(27.9) 0.44(11.2) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.63(15.9) 1.11(28.2) 0.69(17.5)
3/8 3/8 -LP-FL6-PP6 1.31(33.3) 0.37(9.4) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.81(20.6) 1.46(37.1) 0.87(22.2)
1/2 8 3/4-16 -VP-FL8-ST12 1.26(32.0) 0.50(12.7) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.81(20.6) 1.27(32.3) 0.87(22.2)
1/2 1/4 -LP-FL8-PP4 1.42(36.1) 0.35(9.0) 0.90(22.9) 0.87(22.2) 0.23(5.8) 0.81(20.6) 1.38(35.1) 0.75(19.1)
3/4 12 1 1/16-12 -VP-FL12-ST17 1.57(39.9) 0.66(16.8) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.06(27.0) 1.86(47.2) 1.25(31.8)
1/2 3/8 -LP-FL8-PP6 1.42(36.1) 0.37(9.4) 0.90(22.9) 0.87(22.2) 0.31(7.9) 0.81(20.6) 1.46(37.1) 0.87(22.2)
1 16 1 5/16-12 -VP-FL16-ST21 1.87(47.5) 0.66(16.8) 1.23(31.2) 1.50(38.1) 0.88(22.4) 1.37(34.9) 1.99(50.5) 1.50(38.1)
1/2 1/2 -LP-FL8-PP8 1.50(38.1) 0.51(13.0) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.94(23.8) 1.71(43.4) 1.06(27.0)
5/8 1/2 -LP-FL10-PP8 1.50(38.1) 0.51(13.0) 0.96(24.4) 1.00(25.4) 0.47(11.9) 0.94(23.8) 1.71(43.4) 1.06(27.0)
3/4 1/2 -LP-FL12-PP8 1.57(39.9) 0.51(13.0) 0.96(24.4) 1.13(28.6) 0.47(11.9) 1.06(27.0) 1.78(45.2) 1.06(27.0)
3/4 3/4 -LP-FL12-PP12 1.57(39.9) 0.51(13.0) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.06(27.0) 1.92(48.8) 1.37(34.9)
1 3/4 -LP-FL16-PP12 1.93(49.0) 0.51(13.0) 1.23(31.2) 1.50(38.1) 0.62(15.7) 1.37(34.9) 2.10(53.3) 1.37(34.9)
1 1 -LP-FL16-PP16 1.93(49.0) 0.52(13.2) 1.23(31.2) 1.50(38.1) 0.78(19.8) 1.37(34.9) 2.11(53.6) 1.63(41.3)

Metric Tube ISO Parallel Thread (PP)

T-Tube P-ISO Parallel Basic Dimensions, mm (in.)
O.D. Thread Ordering
(mm) Size Number L B C G E F Lx Gx
6 1/8 -LP-ML6-PP2 27.0(1.06) 6.6(0.26) 15.3(0.60) 14.0(0.55) 4.0(0.16) 12.7(0.50) 26.4(1.04) 14.3(0.56)
6 1/4 -LP-ML6-PP4 29.0(1.14) 9.0(0.35) 15.3(0.60) 14.0(0.55) 4.8(0.19) 15.9(0.63) 32.3(1.27) 19.1(0.75)
8 1/8 -LP-ML8-PP2 28.8(1.13) 6.6(0.26) 16.2(0.64) 16.0(0.63) 4.0(0.16) 14.3(0.56) 27.4(1.08) 14.3(0.56)
8 1/4 -LP-ML8-PP4 29.9(1.18) 9.0(0.35) 16.2(0.64) 16.0(0.63) 5.9(0.23) 15.9(0.63) 32.2(1.27) 19.1(0.75)
10 1/4 -LP-ML10-PP4 33.5(1.32) 9.0(0.35) 17.2(0.68) 19.0(0.75) 5.9(0.23) 20.6(0.81) 35.0(1.38) 19.1(0.75)
10 3/8 -LP-ML10-PP6 33.5(1.32) 9.4(0.37) 17.2(0.68) 19.0(0.75) 7.9(0.31) 20.6(0.81) 37.1(1.46) 22.2(0.87)
12 1/4 -LP-ML12-PP4 36.0(1.42) 9.0(0.35) 22.8(0.90) 22.0(0.87) 5.9(0.23) 20.6(0.81) 35.0(1.38) 19.1(0.75)
12 3/8 -LP-ML12-PP6 36.0(1.42) 9.4(0.37) 22.8(0.90) 22.0(0.87) 7.9(0.31) 20.6(0.81) 37.1(1.46) 22.2(0.87)
12 1/2 -LP-ML12-PP8 38.0(1.50) 13.0(0.51) 22.8(0.90) 22.0(0.87) 9.5(0.37) 23.8(0.94) 43.4(1.71) 27.0(1.06)
12 3/4 -LP-ML12-PP12 39.8(1.57) 13.0(0.51) 22.8(0.90) 22.0(0.87) 9.5(0.37) 27.0(1.06) 48.8(1.92) 34.9(1.37)
 A-46 6D Series Tube Fittings 6D Series Tube Fittings A-47

Positionable Male Elbows 45° Positionable Male Elbows

SAE/MS Straight Thread

Tube Fittings
ISO Parallel Thread
Tube Fittings

L
C
F - Flat

G - Nut Hex
The E dimension refers L 45 °

T
to the smallest nominal C
orifice. It might be larger 1. The E dimension refers to

G - Nut Hex
at tapered thread end, the smallest nominal orifice.

Lx
straight thread end. It might be larger at tapered

Lx

T
thread end, straight thread
P
end.
2. Adapt to straight thread

B
F - Flat boss of SAE J1926-1, ISO
E E 11926-1 and MS 16142.

ex
H
-N P
B

ut
Gx - Nut Hex

x
G
Fractional Tube ISO Parallel Thread (PP)
T-Tube P-ISO Parallel Basic Dimensions, in. (mm)
O.D. Thread Fractional Tube SAE/MS Straight Thread
Ordering
(in.) Size Number L B C G E F Lx Gx T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
1/4 1/8 -LP-FL4-PP2
O.D. Nominal Thread Ordering
1.06(26.9) 0.26(6.6) 0.60(15.2) 0.56(14.3) 0.16(4.1) 0.50(12.7) 1.04(26.4) 0.56(14.3)
(in.) Size Specification Number L B C G E F Lx Gx
1/4 1/4 -LP-FL4-PP4 1.14(29.0) 0.35(9.0) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.63(15.9) 1.27(32.3) 0.75(19.1)
1/4 4 7/16-20 -VP-FL4-ST7 1.01(25.7) 0.39(9.9) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.50(12.7) 1.01(25.7) 0.56(14.3)
3/8 1/4 -LP-FL6-PP4 1.20(30.5) 0.35(9.0) 0.66(16.8) 0.69(17.5) 0.23(5.8) 0.63(15.9) 1.27(32.3) 0.75(19.1)
3/8 6 9/16-18 -VP-FL6-ST9 1.10(27.9) 0.44(11.2) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.63(15.9) 1.11(28.2) 0.69(17.5)
3/8 3/8 -LP-FL6-PP6 1.31(33.3) 0.37(9.4) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.81(20.6) 1.46(37.1) 0.87(22.2)
1/2 8 3/4-16 -VP-FL8-ST12 1.26(32.0) 0.50(12.7) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.81(20.6) 1.27(32.3) 0.87(22.2)
1/2 1/4 -LP-FL8-PP4 1.42(36.1) 0.35(9.0) 0.90(22.9) 0.87(22.2) 0.23(5.8) 0.81(20.6) 1.38(35.1) 0.75(19.1)
3/4 12 1 1/16-12 -VP-FL12-ST17 1.57(39.9) 0.66(16.8) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.06(27.0) 1.86(47.2) 1.25(31.8)
1/2 3/8 -LP-FL8-PP6 1.42(36.1) 0.37(9.4) 0.90(22.9) 0.87(22.2) 0.31(7.9) 0.81(20.6) 1.46(37.1) 0.87(22.2)
1 16 1 5/16-12 -VP-FL16-ST21 1.87(47.5) 0.66(16.8) 1.23(31.2) 1.50(38.1) 0.88(22.4) 1.37(34.9) 1.99(50.5) 1.50(38.1)
1/2 1/2 -LP-FL8-PP8 1.50(38.1) 0.51(13.0) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.94(23.8) 1.71(43.4) 1.06(27.0)
5/8 1/2 -LP-FL10-PP8 1.50(38.1) 0.51(13.0) 0.96(24.4) 1.00(25.4) 0.47(11.9) 0.94(23.8) 1.71(43.4) 1.06(27.0)
3/4 1/2 -LP-FL12-PP8 1.57(39.9) 0.51(13.0) 0.96(24.4) 1.13(28.6) 0.47(11.9) 1.06(27.0) 1.78(45.2) 1.06(27.0)
3/4 3/4 -LP-FL12-PP12 1.57(39.9) 0.51(13.0) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.06(27.0) 1.92(48.8) 1.37(34.9)
1 3/4 -LP-FL16-PP12 1.93(49.0) 0.51(13.0) 1.23(31.2) 1.50(38.1) 0.62(15.7) 1.37(34.9) 2.10(53.3) 1.37(34.9)
1 1 -LP-FL16-PP16 1.93(49.0) 0.52(13.2) 1.23(31.2) 1.50(38.1) 0.78(19.8) 1.37(34.9) 2.11(53.6) 1.63(41.3)

Metric Tube ISO Parallel Thread (PP)

T-Tube P-ISO Parallel Basic Dimensions, mm (in.)
O.D. Thread Ordering
(mm) Size Number L B C G E F Lx Gx
6 1/8 -LP-ML6-PP2 27.0(1.06) 6.6(0.26) 15.3(0.60) 14.0(0.55) 4.0(0.16) 12.7(0.50) 26.4(1.04) 14.3(0.56)
6 1/4 -LP-ML6-PP4 29.0(1.14) 9.0(0.35) 15.3(0.60) 14.0(0.55) 4.8(0.19) 15.9(0.63) 32.3(1.27) 19.1(0.75)
8 1/8 -LP-ML8-PP2 28.8(1.13) 6.6(0.26) 16.2(0.64) 16.0(0.63) 4.0(0.16) 14.3(0.56) 27.4(1.08) 14.3(0.56)
8 1/4 -LP-ML8-PP4 29.9(1.18) 9.0(0.35) 16.2(0.64) 16.0(0.63) 5.9(0.23) 15.9(0.63) 32.2(1.27) 19.1(0.75)
10 1/4 -LP-ML10-PP4 33.5(1.32) 9.0(0.35) 17.2(0.68) 19.0(0.75) 5.9(0.23) 20.6(0.81) 35.0(1.38) 19.1(0.75)
10 3/8 -LP-ML10-PP6 33.5(1.32) 9.4(0.37) 17.2(0.68) 19.0(0.75) 7.9(0.31) 20.6(0.81) 37.1(1.46) 22.2(0.87)
12 1/4 -LP-ML12-PP4 36.0(1.42) 9.0(0.35) 22.8(0.90) 22.0(0.87) 5.9(0.23) 20.6(0.81) 35.0(1.38) 19.1(0.75)
12 3/8 -LP-ML12-PP6 36.0(1.42) 9.4(0.37) 22.8(0.90) 22.0(0.87) 7.9(0.31) 20.6(0.81) 37.1(1.46) 22.2(0.87)
12 1/2 -LP-ML12-PP8 38.0(1.50) 13.0(0.51) 22.8(0.90) 22.0(0.87) 9.5(0.37) 23.8(0.94) 43.4(1.71) 27.0(1.06)
12 3/4 -LP-ML12-PP12 39.8(1.57) 13.0(0.51) 22.8(0.90) 22.0(0.87) 9.5(0.37) 27.0(1.06) 48.8(1.92) 34.9(1.37)
 A-48 6D Series Tube Fittings 6D Series Tube Fittings A-49

Female Elbows Union Elbows Fractional Tube

L
C T-Tube Basic Dimensions, in. (mm)
F - Flat

Tube Fittings
Tube Fittings

L
O.D. Ordering
C (in.) Number L C G F E

G - Nut Hex
F - Flat

G - Nut Hex
E
1/16 -LU-FL1 0.70(17.8) 0.34(8.6) 0.31(7.9) 0.37(9.5) 0.05(1.3)

T
1/8 -LU-FL2 0.88(22.4) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.09(2.3)

T
Lx
3/16 -LU-FL3 1.00(25.4) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0)
E

B
1/4 -LU-FL4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8)
P
5/16 -LU-FL5 1.13(28.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4)
3/8 -LU-FL6 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1)
Fractional Tube NPT Thread 1/2 -LU-FL8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4)
5/8 -LU-FL10 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.5(12.7)
T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT 3/4 -LU-FL12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7)
Size Ordering
(in.) Number L B C G E F Lx 7/8 -LU-FL14 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3)
1/16 1/16 -LF-FL1-NS1 0.71(18.0) 0.39(9.9) 0.34(8.6) 0.31(7.9) 0.05(1.3) 0.44(11.1) 0.56(14.2) 1 -LU-FL16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4)
1/16 1/8 -LF-FL1-NS2 0.81(20.6) 0.41(10.4) 0.34(8.6) 0.31(7.9) 0.05(1.3) 0.56(14.3) 0.75(19.1) 1 1/8 -LU-FL18 2.63(66.9) 1.44(36.7) 1.75(44.5) 1.69(42.9) 0.97(24.6)
1/8 1/8 -LF-FL2-NS2 0.97(24.6) 0.41(10.4) 0.50(12.7) 0.44(11.1) 0.09(2.3) 0.50(12.7) 0.75(19.1) 1 1/4 -LU-FL20 2.62(66.5) 1.62(41.1) 1.87(47.6) 1.69(42.9) 1.09(27.7)
1/8 1/4 -LF-FL2-NS4 1.08(27.4) 0.59(15.0) 0.50(12.7) 0.44(11.1) 0.09(2.3) 0.69(17.5) 0.88(22.4) 1 1/2 -LU-FL24 3.07(78.0) 1.97(50.0) 2.25(57.2) 2.00(50.8) 1.34(34.0)
3/16 1/8 -LF-FL3-NS2 1.00(25.4) 0.41(10.4) 0.54(13.7) 0.50(12.7) 0.12(3.0) 0.5(12.7) 0.75(19.1)
1/4 1/8 -LF-FL4-NS2 1.06(26.9) 0.41(10.4) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.50(12.7) 0.75(19.1)
1/4 1/4 -LF-FL4-NS4 1.17(29.7) 0.59(15.0) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.69(17.5) 0.88(22.4)
Metric Tube
1/4 3/8 -LF-FL4-NS6 1.25(31.8) 0.59(15.0) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.81(20.6) 0.88(22.4)
T-Tube Basic Dimensions, mm (in.)
1/4 1/2 -LF-FL4-NS8 1.36(34.5) 0.78(19.8) 0.60(15.2) 0.56(14.3) 0.19(4.8) 1.00(25.4) 1.12(28.4) O.D. Ordering
5/16 1/8 -LF-FL5-NS2 1.13(28.7) 0.41(10.4) 0.64(16.3) 0.63(15.9) 0.25(6.4) 0.56(14.3) 0.75(19.1) (mm) Number L C G F E
5/16 1/4 -LF-FL5-NS4 1.20(30.5) 0.59(15.0) 0.64(16.3) 0.63(15.9) 0.25(6.4) 0.69(17.5) 0.88(22.4) 3 -LU-ML3 22.3(0.88) 12.9(0.51) 12.0(0.47) 9.5(0.37) 2.4(0.09)
3/8 1/8 -LF-FL6-NS2 1.20(30.5) 0.41(10.4) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.63(15.9) 0.75(19.1) 4 -LU-ML4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09)
3/8 1/4 -LF-FL6-NS4 1.23(31.2) 0.59(15.0) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.69(17.5) 0.88(22.4) 6 -LU-ML6 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19)
3/8 3/8 -LF-FL6-NS6 1.31(33.3) 0.59(15.0) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.81(20.6) 0.88(22.4) 8 -LU-ML8 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 6.4(0.25)
3/8 1/2 -LF-FL6-NS8 1.42(36.1) 0.78(19.8) 0.66(16.8) 0.69(17.5) 0.28(7.1) 1.00(25.4) 1.12(28.4) 10 -LU-ML10 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31)
1/2 1/4 -LF-FL8-NS4 1.42(36.1) 0.59(15.0) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.81(20.6) 0.88(22.4) 12 -LU-ML12 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37)
1/2 3/8 -LF-FL8-NS6 1.42(36.1) 0.59(15.0) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.81(20.6) 0.88(22.4) 14 -LU-ML14 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.0(0.43)
1/2 1/2 -LF-FL8-NS8 1.53(38.9) 0.78(19.8) 0.90(22.9) 0.87(22.2) 0.41(10.4) 1.00(25.4) 1.12(28.4) 15 -LU-ML15 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47)
5/8 3/8 -LF-FL10-NS6 1.50(38.1) 0.59(15.0) 0.96(24.4) 1.00(25.4) 0.50(12.7) 0.94(23.8) 0.88(22.4) 16 -LU-ML16 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 12.7(0.50)
5/8 1/2 -LF-FL10-NS8 1.57(39.9) 0.78(19.8) 0.96(24.4) 1.00(25.4) 0.50(12.7) 1.06(27.0) 1.12(28.4) 18 -LU-ML18 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59)
3/4 1/2 -LF-FL12-NS8 1.57(39.9) 0.78(19.8) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.06(27.0) 1.12(28.4) 20 -LU-ML20 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63)
3/4 3/4 -LF-FL12-NS12 1.76(44.7) 0.81(20.6) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.37(34.9) 1.25(31.8) 22 -LU-ML22 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72)
7/8 3/4 -LF-FL14-NS12 1.76(44.7) 0.81(20.6) 1.02(25.9) 1.25(31.8) 0.72(18.3) 1.37(34.9) 1.25(31.8) 25 -LU-ML25 49.1(1.93) 31.3(1.23) 38.0(1.5) 34.9(1.37) 21.8(0.86)
1 3/4 -LF-FL16-NS12 1.93(49.0) 0.81(20.6) 1.23(31.2) 1.50(38.1) 0.88(22.4) 1.37(34.9) 1.25(31.8) 28 -LU-ML28 64.0(2.52) 36.6(1.44) 46.0(1.81) 42.9(1.69) 21.8(0.86)
1 1 -LF-FL16-NS16 2.11(53.6) 1.00(25.4) 1.23(31.2) 1.50(38.1) 0.88(22.4) 1.69(42.9) 1.50(38.1) 30 -LU-ML30 69.9(2.75) 39.6(1.56) 50.0(1.97) 42.9(1.69) 26.2(1.03)
32 -LU-ML32 72.3(2.85) 42.0(1.65) 50.0(1.97) 42.9(1.69) 28.6(1.13)
38 -LU-ML38 84.0(3.31) 49.4(1.94) 60.0(2.36) 50.8(2.00) 33.7(1.33)
Metric Tube NPT Thread
T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT
Size Ordering
(mm) Number L B C G E F Lx
6 1/8 -LF-ML6-NS2 27.0(1.06) 10.4(0.41) 15.3(0.60) 14.0(0.55) 4.8(0.19) 12.7(0.50) 19.0(0.75)
6 1/4 -LF-ML6-NS4 29.8(1.17) 15.0(0.59) 15.3(0.60) 14.0(0.55) 4.8(0.19) 17.5(0.69) 22.4(0.88)
8 1/8 -LF-ML8-NS2 28.8(1.13) 10.4(0.41) 16.2(0.64) 16.0(0.63) 6.4(0.25) 14.3(0.56) 19.1(0.75)
8 1/4 -LF-ML8-NS4 30.6(1.20) 15.0(0.59) 16.2(0.64) 16.0(0.63) 6.4(0.25) 17.5(0.69) 22.4(0.88)
10 1/4 -LF-ML10-NS4 33.5(1.32) 15.0(0.59) 17.2(0.68) 19.0(0.75) 7.9(0.31) 20.6(0.81) 22.4(0.88)
10 3/8 -LF-ML10-NS6 33.5(1.32) 15.0(0.59) 17.2(0.68) 19.0(0.75) 7.9(0.31) 20.6(0.81) 22.4(0.88)
10 1/2 -LF-ML10-NS8 36.6(1.44) 19.8(0.78) 17.2(0.68) 19.0(0.75) 7.9(0.31) 25.4(1.00) 28.5(1.12)
12 1/4 -LF-ML12-NS4 36.0(1.42) 15.0(0.59) 22.8(0.90) 22.0(0.87) 9.5(0.37) 20.6(0.81) 22.4(0.88)
12 3/8 -LF-ML12-NS6 36.0(1.42) 15.0(0.59) 22.8(0.90) 22.0(0.87) 9.5(0.37) 20.6(0.81) 22.4(0.88)
12 1/2 -LF-ML12-NS8 38.8(1.53) 19.8(0.78) 22.8(0.90) 22.0(0.87) 9.5(0.37) 25.4(1.00) 28.4(1.12)
16 3/8 -LF-ML16-NS6 39.5(1.56) 15.0(0.59) 24.4(0.96) 25.0(0.98) 12.7(0.50) 27.0(1.06) 23.6(0.93)
16 1/2 -LF-ML16-NS8 39.5(1.56) 19.8(0.78) 24.4(0.96) 25.0(0.98) 12.7(0.50) 27.0(1.06) 28.5(1.12)
 A-48 6D Series Tube Fittings 6D Series Tube Fittings A-49

Female Elbows Union Elbows Fractional Tube

L
C T-Tube Basic Dimensions, in. (mm)
F - Flat

Tube Fittings
Tube Fittings

L
O.D. Ordering
C (in.) Number L C G F E

G - Nut Hex
F - Flat

G - Nut Hex
E
1/16 -LU-FL1 0.70(17.8) 0.34(8.6) 0.31(7.9) 0.37(9.5) 0.05(1.3)

T
1/8 -LU-FL2 0.88(22.4) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.09(2.3)

T
Lx
3/16 -LU-FL3 1.00(25.4) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0)
E

B
1/4 -LU-FL4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8)
P
5/16 -LU-FL5 1.13(28.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4)
3/8 -LU-FL6 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1)
Fractional Tube NPT Thread 1/2 -LU-FL8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4)
5/8 -LU-FL10 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.5(12.7)
T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT 3/4 -LU-FL12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7)
Size Ordering
(in.) Number L B C G E F Lx 7/8 -LU-FL14 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3)
1/16 1/16 -LF-FL1-NS1 0.71(18.0) 0.39(9.9) 0.34(8.6) 0.31(7.9) 0.05(1.3) 0.44(11.1) 0.56(14.2) 1 -LU-FL16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4)
1/16 1/8 -LF-FL1-NS2 0.81(20.6) 0.41(10.4) 0.34(8.6) 0.31(7.9) 0.05(1.3) 0.56(14.3) 0.75(19.1) 1 1/8 -LU-FL18 2.63(66.9) 1.44(36.7) 1.75(44.5) 1.69(42.9) 0.97(24.6)
1/8 1/8 -LF-FL2-NS2 0.97(24.6) 0.41(10.4) 0.50(12.7) 0.44(11.1) 0.09(2.3) 0.50(12.7) 0.75(19.1) 1 1/4 -LU-FL20 2.62(66.5) 1.62(41.1) 1.87(47.6) 1.69(42.9) 1.09(27.7)
1/8 1/4 -LF-FL2-NS4 1.08(27.4) 0.59(15.0) 0.50(12.7) 0.44(11.1) 0.09(2.3) 0.69(17.5) 0.88(22.4) 1 1/2 -LU-FL24 3.07(78.0) 1.97(50.0) 2.25(57.2) 2.00(50.8) 1.34(34.0)
3/16 1/8 -LF-FL3-NS2 1.00(25.4) 0.41(10.4) 0.54(13.7) 0.50(12.7) 0.12(3.0) 0.5(12.7) 0.75(19.1)
1/4 1/8 -LF-FL4-NS2 1.06(26.9) 0.41(10.4) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.50(12.7) 0.75(19.1)
1/4 1/4 -LF-FL4-NS4 1.17(29.7) 0.59(15.0) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.69(17.5) 0.88(22.4)
Metric Tube
1/4 3/8 -LF-FL4-NS6 1.25(31.8) 0.59(15.0) 0.60(15.2) 0.56(14.3) 0.19(4.8) 0.81(20.6) 0.88(22.4)
T-Tube Basic Dimensions, mm (in.)
1/4 1/2 -LF-FL4-NS8 1.36(34.5) 0.78(19.8) 0.60(15.2) 0.56(14.3) 0.19(4.8) 1.00(25.4) 1.12(28.4) O.D. Ordering
5/16 1/8 -LF-FL5-NS2 1.13(28.7) 0.41(10.4) 0.64(16.3) 0.63(15.9) 0.25(6.4) 0.56(14.3) 0.75(19.1) (mm) Number L C G F E
5/16 1/4 -LF-FL5-NS4 1.20(30.5) 0.59(15.0) 0.64(16.3) 0.63(15.9) 0.25(6.4) 0.69(17.5) 0.88(22.4) 3 -LU-ML3 22.3(0.88) 12.9(0.51) 12.0(0.47) 9.5(0.37) 2.4(0.09)
3/8 1/8 -LF-FL6-NS2 1.20(30.5) 0.41(10.4) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.63(15.9) 0.75(19.1) 4 -LU-ML4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09)
3/8 1/4 -LF-FL6-NS4 1.23(31.2) 0.59(15.0) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.69(17.5) 0.88(22.4) 6 -LU-ML6 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19)
3/8 3/8 -LF-FL6-NS6 1.31(33.3) 0.59(15.0) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.81(20.6) 0.88(22.4) 8 -LU-ML8 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 6.4(0.25)
3/8 1/2 -LF-FL6-NS8 1.42(36.1) 0.78(19.8) 0.66(16.8) 0.69(17.5) 0.28(7.1) 1.00(25.4) 1.12(28.4) 10 -LU-ML10 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31)
1/2 1/4 -LF-FL8-NS4 1.42(36.1) 0.59(15.0) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.81(20.6) 0.88(22.4) 12 -LU-ML12 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37)
1/2 3/8 -LF-FL8-NS6 1.42(36.1) 0.59(15.0) 0.90(22.9) 0.87(22.2) 0.41(10.4) 0.81(20.6) 0.88(22.4) 14 -LU-ML14 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.0(0.43)
1/2 1/2 -LF-FL8-NS8 1.53(38.9) 0.78(19.8) 0.90(22.9) 0.87(22.2) 0.41(10.4) 1.00(25.4) 1.12(28.4) 15 -LU-ML15 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47)
5/8 3/8 -LF-FL10-NS6 1.50(38.1) 0.59(15.0) 0.96(24.4) 1.00(25.4) 0.50(12.7) 0.94(23.8) 0.88(22.4) 16 -LU-ML16 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 12.7(0.50)
5/8 1/2 -LF-FL10-NS8 1.57(39.9) 0.78(19.8) 0.96(24.4) 1.00(25.4) 0.50(12.7) 1.06(27.0) 1.12(28.4) 18 -LU-ML18 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59)
3/4 1/2 -LF-FL12-NS8 1.57(39.9) 0.78(19.8) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.06(27.0) 1.12(28.4) 20 -LU-ML20 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63)
3/4 3/4 -LF-FL12-NS12 1.76(44.7) 0.81(20.6) 0.96(24.4) 1.13(28.6) 0.62(15.7) 1.37(34.9) 1.25(31.8) 22 -LU-ML22 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72)
7/8 3/4 -LF-FL14-NS12 1.76(44.7) 0.81(20.6) 1.02(25.9) 1.25(31.8) 0.72(18.3) 1.37(34.9) 1.25(31.8) 25 -LU-ML25 49.1(1.93) 31.3(1.23) 38.0(1.5) 34.9(1.37) 21.8(0.86)
1 3/4 -LF-FL16-NS12 1.93(49.0) 0.81(20.6) 1.23(31.2) 1.50(38.1) 0.88(22.4) 1.37(34.9) 1.25(31.8) 28 -LU-ML28 64.0(2.52) 36.6(1.44) 46.0(1.81) 42.9(1.69) 21.8(0.86)
1 1 -LF-FL16-NS16 2.11(53.6) 1.00(25.4) 1.23(31.2) 1.50(38.1) 0.88(22.4) 1.69(42.9) 1.50(38.1) 30 -LU-ML30 69.9(2.75) 39.6(1.56) 50.0(1.97) 42.9(1.69) 26.2(1.03)
32 -LU-ML32 72.3(2.85) 42.0(1.65) 50.0(1.97) 42.9(1.69) 28.6(1.13)
38 -LU-ML38 84.0(3.31) 49.4(1.94) 60.0(2.36) 50.8(2.00) 33.7(1.33)
Metric Tube NPT Thread
T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT
Size Ordering
(mm) Number L B C G E F Lx
6 1/8 -LF-ML6-NS2 27.0(1.06) 10.4(0.41) 15.3(0.60) 14.0(0.55) 4.8(0.19) 12.7(0.50) 19.0(0.75)
6 1/4 -LF-ML6-NS4 29.8(1.17) 15.0(0.59) 15.3(0.60) 14.0(0.55) 4.8(0.19) 17.5(0.69) 22.4(0.88)
8 1/8 -LF-ML8-NS2 28.8(1.13) 10.4(0.41) 16.2(0.64) 16.0(0.63) 6.4(0.25) 14.3(0.56) 19.1(0.75)
8 1/4 -LF-ML8-NS4 30.6(1.20) 15.0(0.59) 16.2(0.64) 16.0(0.63) 6.4(0.25) 17.5(0.69) 22.4(0.88)
10 1/4 -LF-ML10-NS4 33.5(1.32) 15.0(0.59) 17.2(0.68) 19.0(0.75) 7.9(0.31) 20.6(0.81) 22.4(0.88)
10 3/8 -LF-ML10-NS6 33.5(1.32) 15.0(0.59) 17.2(0.68) 19.0(0.75) 7.9(0.31) 20.6(0.81) 22.4(0.88)
10 1/2 -LF-ML10-NS8 36.6(1.44) 19.8(0.78) 17.2(0.68) 19.0(0.75) 7.9(0.31) 25.4(1.00) 28.5(1.12)
12 1/4 -LF-ML12-NS4 36.0(1.42) 15.0(0.59) 22.8(0.90) 22.0(0.87) 9.5(0.37) 20.6(0.81) 22.4(0.88)
12 3/8 -LF-ML12-NS6 36.0(1.42) 15.0(0.59) 22.8(0.90) 22.0(0.87) 9.5(0.37) 20.6(0.81) 22.4(0.88)
12 1/2 -LF-ML12-NS8 38.8(1.53) 19.8(0.78) 22.8(0.90) 22.0(0.87) 9.5(0.37) 25.4(1.00) 28.4(1.12)
16 3/8 -LF-ML16-NS6 39.5(1.56) 15.0(0.59) 24.4(0.96) 25.0(0.98) 12.7(0.50) 27.0(1.06) 23.6(0.93)
16 1/2 -LF-ML16-NS8 39.5(1.56) 19.8(0.78) 24.4(0.96) 25.0(0.98) 12.7(0.50) 27.0(1.06) 28.5(1.12)
 A-50 6D Series Tube Fittings 6D Series Tube Fittings A-51

Union Reducing Elbows Bulkhead Union Elbows

L

Tube Fittings
Tube Fittings

C
F - Flat L
C F - Flat

G - Nut Hex

G - Nut Hex
T

T
Lx
Cx

Lx
Gx - Jam Nut Hex
E
Tx
E
Gx - Nut Hex

Fractional Tube Fractional Tube

T-Tube Tx-Tube Basic Dimensions, in. (mm) T-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. O.D. Ordering O.D. Ordering Size Thickness
(in.) (in.) Number L C G F E Cx Gx Lx (in.) Number L C E G F Lx Gx in. (mm) in. (mm)
1/8 -BBLU-FL2 1.93(49.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.37(9.5) 0.88(22.4) 0.50(12.7) 0.33(8.3) 0.60(15.2)
3/16 1/8 -LU-FL3-FL2 1.00(25.4) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.09(2.3) 0.50(12.7) 0.44(11.1) 0.97(24.7)
3/16 -BBLU-FL3 2.03(51.6) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.50(12.7) 1.00(25.4) 0.56(14.3) 0.39(9.9) 0.61(15.5)
1/4 1/8 -LU-FL4-FL2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.09(2.3) 0.50(12.7) 0.44(11.1) 1.00(25.4)
1/4 -BBLU-FL4 2.10(53.3) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7) 1.06(26.9) 0.63(15.9) 0.45(11.5) 0.61(15.5)
5/16 1/8 -LU-FL5-FL2 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.09(2.3) 0.50(12.7) 0.44(11.1) 1.04(26.4)
5/16 -BBLU-FL5 2.30(58.4) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.63(15.9) 1.13(28.7) 0.69(17.5) 0.52(13.1) 0.74(18.8)
5/16 1/4 -LU-FL5-FL4 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.14(29.0)
3/8 -BBLU-FL6 2.36(59.9) 0.66(16.8) 0.28(7.1) 0.69(15.7) 0.63(15.9) 1.20(30.5) 0.75(19.1) 0.58(14.7) 0.74(18.8)
3/8 1/8 -LU-FL6-FL2 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.09(2.3) 0.50(12.7) 0.44(11.1) 1.04(26.4)
1/2 -BBLU-FL8 2.67(67.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6) 1.42(36.1) 0.94(23.8) 0.76(19.4) 0.74(18.8)
3/8 1/4 -LU-FL6-FL4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.14(29.0) 5/8 -BBLU-FL10 2.82(71.6) 0.96(24.4) 0.50(12.7) 1.00(25.4) 0.94(23.8) 1.50(38.1) 1.06(27.0) 0.89(22.6) 0.50(12.7)
3/8 5/16 -LU-FL6-FL5 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.25(6.4) 0.64(16.3) 0.63(15.9) 1.17(29.7) 3/4 -BBLU-FL12 3.08(78.2) 0.96(24.4) 0.62(12.7) 1.13(28.6) 1.06(27.0) 1.57(39.9) 1.19(30.2) 1.02(25.8) 0.66(16.8)
1/2 1/4 -LU-FL8-FL4 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.27(32.2)
1/2 5/16 -LU-FL8-FL5 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.25(6.4) 0.64(16.3) 0.63(15.9) 1.28(32.5)
1/2 3/8 -LU-FL8-FL6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.28(7.1) 0.66(16.8) 0.69(17.5) 1.32(33.6)
5/8 3/8 -LU-FL10-FL6 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.28(7.1) 0.66(16.8) 0.69(17.5) 1.40(35.6)
5/8 1/2 -LU-FL10-FL8 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.41(10.4) 0.90(22.9) 0.87(22.2) 1.50(38.1)
3/4 1/4 -LU-FL12-FL4 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.41(35.9)
3/4 3/8 -LU-FL12-FL6 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.28(7.1) 0.66(16.8) 0.69(17.5) 1.47(37.4)
3/4 1/2 -LU-FL12-FL8 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.41(10.4) 0.90(22.9) 0.87(22.2) 1.57(39.9)
7/8 1/4 -LU-FL14-FL4 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.60(40.7)
1 1/2 -LU-FL16-FL8 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.41(10.4) 0.90(22.9) 0.87(22.2) 1.75(44.4)
1 3/4 -LU-FL16-FL12 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.96(24.4) 1.13(28.6) 1.85(47.1)

Metric Tube
T-Tube Tx-Tube Basic Dimensions, mm (in.)
O.D. O.D. Ordering
(mm) (mm) Number L C G F E Cx Gx Lx
8 6 -LU-ML8-ML6 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 4.8(0.19) 15.3(0.60) 14.0(0.55) 27.9(1.10)
10 8 -LU-ML10-ML8 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 6.4(0.25) 16.2(0.64) 16.0(0.63) 30.5(1.20)
12 8 -LU-ML12-ML8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 6.4(0.25) 16.2(0.64) 16.0(0.63) 32.6(1.28)
14 8 -LU-ML14-ML8 38.8(1.53) 24.4(0.96) 25.0(0.98) 23.8(0.94) 6.4(0.25) 16.2(0.64) 16.0(0.63) 34.7(1.37)
14 10 -LU-ML14-ML10 38.8(1.53) 24.4(0.96) 25.0(0.98) 23.8(0.94) 7.9(0.31) 17.2(0.68) 19.0(0.75) 35.5(1.40)
 A-50 6D Series Tube Fittings 6D Series Tube Fittings A-51

Union Reducing Elbows Bulkhead Union Elbows

L

Tube Fittings
Tube Fittings

C
F - Flat L
C F - Flat

G - Nut Hex

G - Nut Hex
T

T
Lx
Cx

Lx
Gx - Jam Nut Hex
E
Tx
E
Gx - Nut Hex

Fractional Tube Fractional Tube

T-Tube Tx-Tube Basic Dimensions, in. (mm) T-Tube Basic Dimensions, in. (mm) Panel Hole Max. Panel
O.D. O.D. Ordering O.D. Ordering Size Thickness
(in.) (in.) Number L C G F E Cx Gx Lx (in.) Number L C E G F Lx Gx in. (mm) in. (mm)
1/8 -BBLU-FL2 1.93(49.0) 0.50(12.7) 0.09(2.3) 0.44(11.1) 0.37(9.5) 0.88(22.4) 0.50(12.7) 0.33(8.3) 0.60(15.2)
3/16 1/8 -LU-FL3-FL2 1.00(25.4) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.09(2.3) 0.50(12.7) 0.44(11.1) 0.97(24.7)
3/16 -BBLU-FL3 2.03(51.6) 0.54(13.7) 0.12(3.0) 0.50(12.7) 0.50(12.7) 1.00(25.4) 0.56(14.3) 0.39(9.9) 0.61(15.5)
1/4 1/8 -LU-FL4-FL2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.09(2.3) 0.50(12.7) 0.44(11.1) 1.00(25.4)
1/4 -BBLU-FL4 2.10(53.3) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7) 1.06(26.9) 0.63(15.9) 0.45(11.5) 0.61(15.5)
5/16 1/8 -LU-FL5-FL2 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.09(2.3) 0.50(12.7) 0.44(11.1) 1.04(26.4)
5/16 -BBLU-FL5 2.30(58.4) 0.64(16.3) 0.25(6.4) 0.63(15.9) 0.63(15.9) 1.13(28.7) 0.69(17.5) 0.52(13.1) 0.74(18.8)
5/16 1/4 -LU-FL5-FL4 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.14(29.0)
3/8 -BBLU-FL6 2.36(59.9) 0.66(16.8) 0.28(7.1) 0.69(15.7) 0.63(15.9) 1.20(30.5) 0.75(19.1) 0.58(14.7) 0.74(18.8)
3/8 1/8 -LU-FL6-FL2 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.09(2.3) 0.50(12.7) 0.44(11.1) 1.04(26.4)
1/2 -BBLU-FL8 2.67(67.8) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6) 1.42(36.1) 0.94(23.8) 0.76(19.4) 0.74(18.8)
3/8 1/4 -LU-FL6-FL4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.14(29.0) 5/8 -BBLU-FL10 2.82(71.6) 0.96(24.4) 0.50(12.7) 1.00(25.4) 0.94(23.8) 1.50(38.1) 1.06(27.0) 0.89(22.6) 0.50(12.7)
3/8 5/16 -LU-FL6-FL5 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.25(6.4) 0.64(16.3) 0.63(15.9) 1.17(29.7) 3/4 -BBLU-FL12 3.08(78.2) 0.96(24.4) 0.62(12.7) 1.13(28.6) 1.06(27.0) 1.57(39.9) 1.19(30.2) 1.02(25.8) 0.66(16.8)
1/2 1/4 -LU-FL8-FL4 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.27(32.2)
1/2 5/16 -LU-FL8-FL5 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.25(6.4) 0.64(16.3) 0.63(15.9) 1.28(32.5)
1/2 3/8 -LU-FL8-FL6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.28(7.1) 0.66(16.8) 0.69(17.5) 1.32(33.6)
5/8 3/8 -LU-FL10-FL6 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.28(7.1) 0.66(16.8) 0.69(17.5) 1.40(35.6)
5/8 1/2 -LU-FL10-FL8 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.41(10.4) 0.90(22.9) 0.87(22.2) 1.50(38.1)
3/4 1/4 -LU-FL12-FL4 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.41(35.9)
3/4 3/8 -LU-FL12-FL6 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.28(7.1) 0.66(16.8) 0.69(17.5) 1.47(37.4)
3/4 1/2 -LU-FL12-FL8 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.41(10.4) 0.90(22.9) 0.87(22.2) 1.57(39.9)
7/8 1/4 -LU-FL14-FL4 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.19(4.8) 0.60(15.2) 0.56(14.3) 1.60(40.7)
1 1/2 -LU-FL16-FL8 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.41(10.4) 0.90(22.9) 0.87(22.2) 1.75(44.4)
1 3/4 -LU-FL16-FL12 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.96(24.4) 1.13(28.6) 1.85(47.1)

Metric Tube
T-Tube Tx-Tube Basic Dimensions, mm (in.)
O.D. O.D. Ordering
(mm) (mm) Number L C G F E Cx Gx Lx
8 6 -LU-ML8-ML6 28.8(1.13) 16.2(0.64) 16.0(0.63) 14.3(0.56) 4.8(0.19) 15.3(0.60) 14.0(0.55) 27.9(1.10)
10 8 -LU-ML10-ML8 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 6.4(0.25) 16.2(0.64) 16.0(0.63) 30.5(1.20)
12 8 -LU-ML12-ML8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 6.4(0.25) 16.2(0.64) 16.0(0.63) 32.6(1.28)
14 8 -LU-ML14-ML8 38.8(1.53) 24.4(0.96) 25.0(0.98) 23.8(0.94) 6.4(0.25) 16.2(0.64) 16.0(0.63) 34.7(1.37)
14 10 -LU-ML14-ML10 38.8(1.53) 24.4(0.96) 25.0(0.98) 23.8(0.94) 7.9(0.31) 17.2(0.68) 19.0(0.75) 35.5(1.40)
 A-52 6D Series Tube Fittings 6D Series Tube Fittings A-53

Male Branch Tees Male Run Tees

L

Tube Fittings
Tube Fittings

C L Lx
C B

G - Nut Hex
The E dimension refers to

G - Nut Hex
the smallest nominal orifice. The E dimension refers to

T
It might be larger at tapered the smallest nominal orifice.

E
T
thread end, straight thread It might be larger at tapered
thread end, straight thread

Lx
F - Flat end.
P end.

B
P F - Flat

Fractional Tube NPT Thread Fractional Tube NPT Thread

T-Tube Basic Dimensions, in. (mm) T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT P-NPT
Size Ordering O.D. Ordering
(in.) Number L C G F E B Lx (in.) Size Number L C G F E B Lx
1/8 1/8 -TTM-FL2-NS2 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 0.38(9.7) 0.70(17.8) 1/8 1/8 -TMT-FL2-NS2 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 0.38(9.7) 0.70(17.8)
1/8 1/4 -TTM-FL2-NS4 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.3) 0.56(14.2) 0.92(23.4) 1/8 1/4 -TMT-FL2-NS4 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.3) 0.56(14.2) 0.92(23.4)
3/16 1/8 -TTM-FL3-NS2 0.96(24.4) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 0.38(9.7) 0.70(17.8) 3/16 1/8 -TMT-FL3-NS2 0.96(24.4) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 0.38(9.7) 0.70(17.8)
1/4 1/8 -TTM-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.74(18.8) 1/4 1/8 -TMT-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.74(18.8)
1/4 1/4 -TTM-FL4-NS4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.92(23.4) 1/4 1/4 -TMT-FL4-NS4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.92(23.4)
5/16 1/8 -TTM-FL5-NS2 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.82(20.8) 5/16 1/8 -TMT-FL5-NS2 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.82(20.8)
5/16 1/4 -TTM-FL5-NS4 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.63(15.9) 0.25(6.4) 0.56(14.2) 1.01(25.7) 5/16 1/4 -TMT-FL5-NS4 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.63(15.9) 0.25(6.4) 0.56(14.2) 1.01(25.7)
3/8 1/4 -TTM-FL6-NS4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 1.00(25.4) 3/8 1/4 -TMT-FL6-NS4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 1.00(25.4)
3/8 3/8 -TTM-FL6-NS6 1.31(33.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.56(14.2) 1.11(28.2) 3/8 3/8 -TMT-FL6-NS6 1.31(33.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.56(14.2) 1.11(28.2)
1/2 3/8 -TTM-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 1.11(28.2) 1/2 3/8 -TMT-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 1.11(28.2)
1/2 1/2 -TTM-FL8-NS8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.75(19.1) 1.30(33.0) 1/2 1/2 -TMT-FL8-NS8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.75(19.1) 1.3(33.0)
5/8 1/2 -TTM-FL10-NS8 1.53(38.9) 0.96(24.4) 1.00(25.4) 1.00(25.4) 0.47(11.9) 0.75(19.1) 1.41(35.8) 5/8 1/2 -TMT-FL10-NS8 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.47(11.9) 0.75(19.1) 1.41(35.8)
3/4 3/4 -TTM-FL12-NS12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.45(36.8) 3/4 3/4 -TMT-FL12-NS12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.45(36.8)
7/8 3/4 -TTM-FL14-NS12 1.88(47.8) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.87(47.5) 7/8 3/4 -TMT-FL14-NS12 1.88(47.8) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.87(47.5)
1 3/4 -TTM-FL16-NS12 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.87(47.5) 1 3/4 -TMT-FL16-NS12 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.87(47.5)
1 1 -TTM-FL16-NS16 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.84(46.7) 1 1 -TMT-FL16-NS16 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.84(46.7)

Metric Tube NPT Thread Metric Tube NPT Thread

T-Tube Basic Dimensions, mm (in.) T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT P-NPT
Ordering O.D. Ordering
(mm) Size Size
Number L C G F E B Lx (mm) Number L C G F E B Lx
6 1/8 -TTM-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 18.8(0.74) 6 1/8 -TMT-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 18.0(0.71)
6 1/4 -TTM-ML6-NS4 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 23.4(0.92) 6 1/4 -TMT-ML6-NS4 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 23.4(0.92)
8 1/8 -TTM-ML8-NS2 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 4.8(0.19) 9.7(0.38) 20.8(0.82) 8 1/8 -TMT-ML8-NS2 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 4.8(0.19) 9.7(0.38) 20.8(0.82)
8 1/4 -TTM-ML8-NS4 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 14.2(0.56) 25.4(1.00) 8 1/4 -TMT-ML8-NS4 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 14.2(0.56) 25.4(1.00)
10 1/4 -TTM-ML10-NS4 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11) 10 1/4 -TMT-ML10-NS4 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11)
10 3/8 -TTM-ML10-NS6 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 14.2(0.56) 28.2(1.11) 10 1/2 -TMT-ML10-NS8 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 19.1(0.75) 33.0(1.3)
12 1/4 -TTM-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11) 12 1/4 -TMT-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11)
12 3/8 -TTM-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 28.2(1.11) 12 3/8 -TMT-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 28.2(1.11)
12 1/2 -TTM-ML12-NS8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 33.0(1.30) 12 1/2 -TMT-ML12-NS8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 33.0(1.30)
16 1/2 -TTM-ML16-NS8 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 11.9(0.47) 19.1(0.75) 35.8(1.41) 16 1/2 -TMT-ML16-NS8 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.0(1.38)
 A-52 6D Series Tube Fittings 6D Series Tube Fittings A-53

Male Branch Tees Male Run Tees

L

Tube Fittings
Tube Fittings

C L Lx
C B

G - Nut Hex
The E dimension refers to

G - Nut Hex
the smallest nominal orifice. The E dimension refers to

T
It might be larger at tapered the smallest nominal orifice.

E
T
thread end, straight thread It might be larger at tapered
thread end, straight thread

Lx
F - Flat end.
P end.

B
P F - Flat

Fractional Tube NPT Thread Fractional Tube NPT Thread

T-Tube Basic Dimensions, in. (mm) T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT P-NPT
Size Ordering O.D. Ordering
(in.) Number L C G F E B Lx (in.) Size Number L C G F E B Lx
1/8 1/8 -TTM-FL2-NS2 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 0.38(9.7) 0.70(17.8) 1/8 1/8 -TMT-FL2-NS2 0.93(23.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 0.38(9.7) 0.70(17.8)
1/8 1/4 -TTM-FL2-NS4 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.3) 0.56(14.2) 0.92(23.4) 1/8 1/4 -TMT-FL2-NS4 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.3) 0.56(14.2) 0.92(23.4)
3/16 1/8 -TTM-FL3-NS2 0.96(24.4) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 0.38(9.7) 0.70(17.8) 3/16 1/8 -TMT-FL3-NS2 0.96(24.4) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 0.38(9.7) 0.70(17.8)
1/4 1/8 -TTM-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.74(18.8) 1/4 1/8 -TMT-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.74(18.8)
1/4 1/4 -TTM-FL4-NS4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.92(23.4) 1/4 1/4 -TMT-FL4-NS4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.56(14.2) 0.92(23.4)
5/16 1/8 -TTM-FL5-NS2 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.82(20.8) 5/16 1/8 -TMT-FL5-NS2 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.63(15.9) 0.19(4.8) 0.38(9.7) 0.82(20.8)
5/16 1/4 -TTM-FL5-NS4 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.63(15.9) 0.25(6.4) 0.56(14.2) 1.01(25.7) 5/16 1/4 -TMT-FL5-NS4 1.17(29.7) 0.64(16.3) 0.63(15.9) 0.63(15.9) 0.25(6.4) 0.56(14.2) 1.01(25.7)
3/8 1/4 -TTM-FL6-NS4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 1.00(25.4) 3/8 1/4 -TMT-FL6-NS4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 1.00(25.4)
3/8 3/8 -TTM-FL6-NS6 1.31(33.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.56(14.2) 1.11(28.2) 3/8 3/8 -TMT-FL6-NS6 1.31(33.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.56(14.2) 1.11(28.2)
1/2 3/8 -TTM-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 1.11(28.2) 1/2 3/8 -TMT-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.56(14.2) 1.11(28.2)
1/2 1/2 -TTM-FL8-NS8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.75(19.1) 1.30(33.0) 1/2 1/2 -TMT-FL8-NS8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.75(19.1) 1.3(33.0)
5/8 1/2 -TTM-FL10-NS8 1.53(38.9) 0.96(24.4) 1.00(25.4) 1.00(25.4) 0.47(11.9) 0.75(19.1) 1.41(35.8) 5/8 1/2 -TMT-FL10-NS8 1.50(38.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.47(11.9) 0.75(19.1) 1.41(35.8)
3/4 3/4 -TTM-FL12-NS12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.45(36.8) 3/4 3/4 -TMT-FL12-NS12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.45(36.8)
7/8 3/4 -TTM-FL14-NS12 1.88(47.8) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.87(47.5) 7/8 3/4 -TMT-FL14-NS12 1.88(47.8) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.87(47.5)
1 3/4 -TTM-FL16-NS12 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.87(47.5) 1 3/4 -TMT-FL16-NS12 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.75(19.1) 1.87(47.5)
1 1 -TTM-FL16-NS16 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.84(46.7) 1 1 -TMT-FL16-NS16 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.84(46.7)

Metric Tube NPT Thread Metric Tube NPT Thread

T-Tube Basic Dimensions, mm (in.) T-Tube Basic Dimensions, mm (in.)
O.D. P-NPT P-NPT
Ordering O.D. Ordering
(mm) Size Size
Number L C G F E B Lx (mm) Number L C G F E B Lx
6 1/8 -TTM-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 18.8(0.74) 6 1/8 -TMT-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 9.7(0.38) 18.0(0.71)
6 1/4 -TTM-ML6-NS4 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 23.4(0.92) 6 1/4 -TMT-ML6-NS4 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 14.2(0.56) 23.4(0.92)
8 1/8 -TTM-ML8-NS2 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 4.8(0.19) 9.7(0.38) 20.8(0.82) 8 1/8 -TMT-ML8-NS2 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 4.8(0.19) 9.7(0.38) 20.8(0.82)
8 1/4 -TTM-ML8-NS4 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 14.2(0.56) 25.4(1.00) 8 1/4 -TMT-ML8-NS4 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 14.2(0.56) 25.4(1.00)
10 1/4 -TTM-ML10-NS4 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11) 10 1/4 -TMT-ML10-NS4 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11)
10 3/8 -TTM-ML10-NS6 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 14.2(0.56) 28.2(1.11) 10 1/2 -TMT-ML10-NS8 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 19.1(0.75) 33.0(1.3)
12 1/4 -TTM-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11) 12 1/4 -TMT-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 7.1(0.28) 14.2(0.56) 28.2(1.11)
12 3/8 -TTM-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 28.2(1.11) 12 3/8 -TMT-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 14.2(0.56) 28.2(1.11)
12 1/2 -TTM-ML12-NS8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 33.0(1.30) 12 1/2 -TMT-ML12-NS8 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 19.1(0.75) 33.0(1.30)
16 1/2 -TTM-ML16-NS8 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 11.9(0.47) 19.1(0.75) 35.8(1.41) 16 1/2 -TMT-ML16-NS8 38.0(1.50) 24.4(0.96) 25.0(0.98) 23.8(0.94) 11.9(0.47) 19.1(0.75) 35.0(1.38)
 A-54 6D Series Tube Fittings 6D Series Tube Fittings A-55

Positionable Male Branch Tees L Positionable Male Run Tees L Lx

C C B
1. The E dimension refers to

G - Nut Hex
1. The E dimension refers to

Gx - Nut Hex
G - Nut Hex
SAE/MS Straight Thread SAE/MS Straight Thread the smallest nominal orifice.

Tube Fittings
Tube Fittings

the smallest nominal orifice.

T
It might be larger at tapered
It might be larger at tapered

E
T

P
thread end, straight thread
thread end, straight thread end.

Lx
F - Flat end. 2. Adapt to straight thread
2. Adapt to straight thread F - Flat boss of SAE J1926-1, ISO

B
boss of SAE J1926-1, ISO 11926-1 and MS 16142.
E 11926-1 and MS 16142.
P
Gx - Nut Hex

Fractional Tube SAE/MS Straight Thread

Fractional Tube SAE/MS Straight Thread
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm) O.D. Nominal Thread Ordering
O.D. Nominal Thread Ordering (in.) Size Specification Number L B C E G F Lx Gx
(in.) Size Specification Number L B C E G F Lx Gx
1/4 4 7/16-20 -TPT-FL4-ST7 1.12(28.5) 0.39(9.9) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7) 1.06(27.0) 0.56(14.3)
1/4 4 7/16-20 -TTP-FL4-ST7 1.12(28.5) 0.39(9.9) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7) 1.06(27.0) 0.56(14.3)
3/8 6 9/16-18 -TPT-FL6-ST9 1.26(32.0) 0.44(11.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9) 1.27(32.3) 0.69(17.5)
3/8 6 9/16-18 -TTP-FL6-ST9 1.26(32.0) 0.44(11.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9) 1.27(32.3) 0.69(17.5)
1/2 8 3/4-16 -TPT-FL8-ST12 1.48(37.6) 0.50(12.7) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6) 1.49(37.8) 0.87(22.2)
1/2 8 3/4-16 -TTP-FL8-ST12 1.48(37.6) 0.50(12.7) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6) 1.49(37.8) 0.87(22.2)
3/4 12 1 1/16-12 -TPT-FL12-ST17 1.63(41.4) 0.66(16.8) 0.96(24.4) 0.62(15.7) 1.25(31.75) 1.06(27.0) 1.92(48.8) 1.25(31.8)
3/4 12 1 1/16-12 -TTP-FL12-ST17 1.63(41.4) 0.66(16.8) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1.92(48.8) 1.25(31.8)
1 16 1 5/16-12 -TPT-FL16-ST21 1.99(50.5) 0.66(16.8) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9) 2.11(53.6) 1.50(38.1)
1 16 1 5/16-12 -TTP-FL16-ST21 1.99(50.5) 0.66(16.8) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9) 2.11(53.6) 1.50(38.1)
1 1/4 20 1 5/8-12 -TPT-FL20-ST26 2.67(67.8) 0.66(16.8) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.69(42.9) 2.29(58.2) 1.87(47.6)
1 1/4 20 1 5/8-12 -TTP-FL20-ST26 2.67(67.8) 0.66(16.8) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.69(42.9) 2.29(58.2) 1.87(47.6)
1 1/2 24 1 7/8-12 -TPT-FL24-ST30 3.07(78.0) 0.66(16.8) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.00(50.8) 2.38(60.5) 2.13(54.0)
1 1/2 24 1 7/8-12 -TTP-FL24-ST30 3.07(78.0) 0.66(16.8) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.00(50.8) 2.38(60.5) 2.13(54.0)

Positionable Male Run Tees L Lx

B
Positionable Male Branch Tees L C

G - Nut Hex
C
ISO Parallel Thread The E dimension refers to

Gx - Nut Hex
ISO Parallel Thread
G - Nut Hex

the smallest nominal orifice.

It might be larger at tapered

E
T
T

The E dimension refers to

the smallest nominal orifice. thread end, straight thread
It might be larger at tapered end.
F - Flat
thread end, straight thread F - Flat
Lx

P
end and welding end.
P
B

E
Gx - Nut Hex
Fractional Tube ISO Parallel Thread (PP)
Fractional Tube ISO Parallel Thread (PP) T-Tube P-ISO Parallel Basic Dimensions, in. (mm)
O.D. Thread Ordering
T-Tube P-ISO Parallel Basic Dimensions, in. (mm) (in.) L B C E G F Lx Gx
Size Number
O.D. Thread Ordering
(in.) Size Number L B C E G F Lx Gx 1/4 1/8 -TPT-FL4-PP2 1.06(26.9) 0.26(6.6) 0.60(15.2) 0.16(4.1) 0.56(14.3) 0.50(12.7) 1.04(26.4) 0.56(14.3)
1/4 1/8 -TTP-FL4-PP2 1.06(26.9) 0.26(6.6) 0.60(15.2) 0.16(4.1) 0.56(14.3) 0.50(12.7) 1.04(26.4) 0.56(14.3) 1/4 1/4 -TPT-FL4-PP4 1.14(29.0) 0.35(9.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 1.27(32.3) 0.75(19.1)
1/4 1/4 -TTP-FL4-PP4 1.14(29.0) 0.35(9.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 1.27(32.3) 0.75(19.1) 3/8 1/4 -TPT-FL6-PP4 1.20(30.5) 0.35(9.0) 0.66(16.8) 0.23(5.8) 0.69(17.5) 0.63(15.9) 1.27(32.3) 0.75(19.1)
3/8 1/4 -TTP-FL6-PP4 1.20(30.5) 0.35(9.0) 0.66(16.8) 0.23(5.8) 0.69(17.5) 0.63(15.9) 1.27(32.3) 0.75(19.1) 1/2 3/8 -TPT-FL8-PP6 1.42(36.1) 0.37(9.4) 0.90(22.9) 0.31(7.9) 0.87(22.2) 0.81(20.6) 1.46(37.1) 0.87(22.2)
1/2 3/8 -TTP-FL8-PP6 1.42(36.1) 0.37(9.4) 0.90(22.9) 0.31(7.9) 0.87(22.2) 0.81(20.6) 1.46(37.1) 0.87(22.2) 1/2 1/2 -TPT-FL8-PP8 1.50(38.1) 0.51(13.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 1.71(43.4) 1.06(27.0)
1/2 1/2 -TTP-FL8-PP8 1.50(38.1) 0.51(13.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 1.71(43.4) 1.06(27.0) 5/8 1/2 -TPT-FL10-PP8 1.50(38.1) 0.51(13.0) 0.96(24.4) 0.47(11.9) 1.00(25.4) 0.94(23.8) 1.71(43.4) 1.06(27.0)
5/8 1/2 -TTP-FL10-PP8 1.50(38.1) 0.51(13.0) 0.96(24.4) 0.47(11.9) 1.00(25.4) 0.94(23.8) 1.71(43.4) 1.06(27.0) 3/4 1/2 -TPT-FL12-PP8 1.57(39.9) 0.51(13.0) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1.78(45.2) 1.06(27.0)
3/4 1/2 -TTP-FL12-PP8 1.57(39.9) 0.51(13.0) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1.78(45.2) 1.06(27.0) 3/4 3/4 -TPT-FL12-PP12 1.57(39.9) 0.51(13.0) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1.92(48.8) 1.37(34.9)
3/4 3/4 -TTP-FL12-PP12 1.57(39.9) 0.51(13.0) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1.92(48.8) 1.37(34.9) 1 1 -TPT-FL16-PP16 1.93(49.0) 0.52(13.2) 1.23(31.2) 0.78(19.8) 1.50(38.1) 1.37(34.9) 2.11(53.6) 1.63(41.3)
1 1 -TTP-FL16-PP16 1.93(49.0) 0.52(13.2) 1.23(31.2) 0.78(19.8) 1.50(38.1) 1.37(34.9) 2.11(53.6) 1.63(41.3)
Metric Tube ISO Parallel Thread (PP)
Metric Tube ISO Parallel Thread (PP)
T-Tube P-ISO Parallel Basic Dimensions, mm (in.)
T-Tube P-ISO Parallel Basic Dimensions, mm (in.) O.D. Thread Ordering
O.D. Thread Ordering (mm) Size Number L B C E G F Lx Gx
(mm) Size Number L B C E G F Lx Gx
6 1/8 -TPT-ML6-PP2 27.0(1.06) 6.6(0.26) 15.3(0.60) 4.0(0.16) 14.0(0.55) 12.7(0.50) 26.4(1.04) 14.3(0.56)
6 1/8 -TTP-ML6-PP2 27.0(1.06) 6.6(0.26) 15.3(0.60) 4.0(0.16) 14.0(0.55) 12.7(0.50) 26.4(1.04) 14.3(0.56)
6 1/4 -TPT-ML6-PP4 29.0(1.14) 9.0(0.35) 15.3(0.60) 4.8(0.19) 14.0(0.55) 15.9(0.63) 32.2(1.27) 19.1(0.75)
6 1/4 -TTP-ML6-PP4 29.0(1.14) 9.0(0.35) 15.3(0.60) 4.8(0.19) 14.0(0.55) 15.9(0.63) 32.2(1.27) 19.1(0.75)
8 1/8 -TPT-ML8-PP2 28.8(1.13) 6.6(0.26) 16.2(0.64) 4.0(0.16) 16.0(0.63) 14.3(0.56) 27.5(1.08) 14.3(0.56)
8 1/8 -TTP-ML8-PP2 28.8(1.13) 6.6(0.26) 16.2(0.64) 4.0(0.16) 16.0(0.63) 14.3(0.56) 27.5(1.08) 14.3(0.56)
8 1/4 -TPT-ML8-PP4 29.9(1.18) 9.0(0.35) 16.2(0.64) 5.9(0.23) 16.0(0.63) 15.9(0.63) 32.2(1.27) 19.1(0.75)
8 1/4 -TTP-ML8-PP4 29.9(1.18) 9.0(0.35) 16.2(0.64) 5.9(0.23) 16.0(0.63) 15.9(0.63) 32.2(1.27) 19.1(0.75)
10 1/4 -TPT-ML10-PP4 33.5(1.32) 9.0(0.35) 17.2(0.68) 5.9(0.23) 19.0(0.75) 20.6(0.81) 35.1(1.38) 19.1(0.75)
10 1/4 -TTP-ML10-PP4 33.5(1.32) 9.0(0.35) 17.2(0.68) 5.9(0.23) 19.0(0.75) 20.6(0.81) 35.1(1.38) 19.1(0.75)
12 3/8 -TPT-ML12-PP6 36.0(1.42) 9.4(0.37) 22.8(0.90) 7.9(0.31) 22.0(0.87) 20.6(0.81) 37.1(1.46) 22.2(0.87)
12 3/8 -TTP-ML12-PP6 36.0(1.42) 9.4(0.37) 22.8(0.90) 7.9(0.31) 22.0(0.87) 20.6(0.81) 37.1(1.46) 22.2(0.87)
12 1/2 -TPT-ML12-PP8 38.0(1.50) 13.0(0.51) 22.8(0.90) 9.5(0.37) 22.0(0.87) 23.8(0.94) 43.5(1.71) 27.0(1.06)
12 1/2 -TTP-ML12-PP8 38.0(1.50) 13.0(0.51) 22.8(0.90) 9.5(0.37) 22.0(0.87) 23.8(0.94) 43.5(1.71) 27.0(1.06)
 A-54 6D Series Tube Fittings 6D Series Tube Fittings A-55

Positionable Male Branch Tees L Positionable Male Run Tees L Lx

C C B
1. The E dimension refers to

G - Nut Hex
1. The E dimension refers to

Gx - Nut Hex
G - Nut Hex
SAE/MS Straight Thread SAE/MS Straight Thread the smallest nominal orifice.

Tube Fittings
Tube Fittings

the smallest nominal orifice.

T
It might be larger at tapered
It might be larger at tapered

E
T

P
thread end, straight thread
thread end, straight thread end.

Lx
F - Flat end. 2. Adapt to straight thread
2. Adapt to straight thread F - Flat boss of SAE J1926-1, ISO

B
boss of SAE J1926-1, ISO 11926-1 and MS 16142.
E 11926-1 and MS 16142.
P
Gx - Nut Hex

Fractional Tube SAE/MS Straight Thread

Fractional Tube SAE/MS Straight Thread
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm)
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm) O.D. Nominal Thread Ordering
O.D. Nominal Thread Ordering (in.) Size Specification Number L B C E G F Lx Gx
(in.) Size Specification Number L B C E G F Lx Gx
1/4 4 7/16-20 -TPT-FL4-ST7 1.12(28.5) 0.39(9.9) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7) 1.06(27.0) 0.56(14.3)
1/4 4 7/16-20 -TTP-FL4-ST7 1.12(28.5) 0.39(9.9) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.50(12.7) 1.06(27.0) 0.56(14.3)
3/8 6 9/16-18 -TPT-FL6-ST9 1.26(32.0) 0.44(11.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9) 1.27(32.3) 0.69(17.5)
3/8 6 9/16-18 -TTP-FL6-ST9 1.26(32.0) 0.44(11.2) 0.66(16.8) 0.28(7.1) 0.69(17.5) 0.63(15.9) 1.27(32.3) 0.69(17.5)
1/2 8 3/4-16 -TPT-FL8-ST12 1.48(37.6) 0.50(12.7) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6) 1.49(37.8) 0.87(22.2)
1/2 8 3/4-16 -TTP-FL8-ST12 1.48(37.6) 0.50(12.7) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.81(20.6) 1.49(37.8) 0.87(22.2)
3/4 12 1 1/16-12 -TPT-FL12-ST17 1.63(41.4) 0.66(16.8) 0.96(24.4) 0.62(15.7) 1.25(31.75) 1.06(27.0) 1.92(48.8) 1.25(31.8)
3/4 12 1 1/16-12 -TTP-FL12-ST17 1.63(41.4) 0.66(16.8) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1.92(48.8) 1.25(31.8)
1 16 1 5/16-12 -TPT-FL16-ST21 1.99(50.5) 0.66(16.8) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9) 2.11(53.6) 1.50(38.1)
1 16 1 5/16-12 -TTP-FL16-ST21 1.99(50.5) 0.66(16.8) 1.23(31.2) 0.88(22.4) 1.50(38.1) 1.37(34.9) 2.11(53.6) 1.50(38.1)
1 1/4 20 1 5/8-12 -TPT-FL20-ST26 2.67(67.8) 0.66(16.8) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.69(42.9) 2.29(58.2) 1.87(47.6)
1 1/4 20 1 5/8-12 -TTP-FL20-ST26 2.67(67.8) 0.66(16.8) 1.62(41.1) 1.09(27.7) 1.87(47.6) 1.69(42.9) 2.29(58.2) 1.87(47.6)
1 1/2 24 1 7/8-12 -TPT-FL24-ST30 3.07(78.0) 0.66(16.8) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.00(50.8) 2.38(60.5) 2.13(54.0)
1 1/2 24 1 7/8-12 -TTP-FL24-ST30 3.07(78.0) 0.66(16.8) 1.97(50.0) 1.34(34.0) 2.25(57.2) 2.00(50.8) 2.38(60.5) 2.13(54.0)

Positionable Male Run Tees L Lx

B
Positionable Male Branch Tees L C

G - Nut Hex
C
ISO Parallel Thread The E dimension refers to

Gx - Nut Hex
ISO Parallel Thread
G - Nut Hex

the smallest nominal orifice.

It might be larger at tapered

E
T
T

The E dimension refers to

the smallest nominal orifice. thread end, straight thread
It might be larger at tapered end.
F - Flat
thread end, straight thread F - Flat
Lx

P
end and welding end.
P
B

E
Gx - Nut Hex
Fractional Tube ISO Parallel Thread (PP)
Fractional Tube ISO Parallel Thread (PP) T-Tube P-ISO Parallel Basic Dimensions, in. (mm)
O.D. Thread Ordering
T-Tube P-ISO Parallel Basic Dimensions, in. (mm) (in.) L B C E G F Lx Gx
Size Number
O.D. Thread Ordering
(in.) Size Number L B C E G F Lx Gx 1/4 1/8 -TPT-FL4-PP2 1.06(26.9) 0.26(6.6) 0.60(15.2) 0.16(4.1) 0.56(14.3) 0.50(12.7) 1.04(26.4) 0.56(14.3)
1/4 1/8 -TTP-FL4-PP2 1.06(26.9) 0.26(6.6) 0.60(15.2) 0.16(4.1) 0.56(14.3) 0.50(12.7) 1.04(26.4) 0.56(14.3) 1/4 1/4 -TPT-FL4-PP4 1.14(29.0) 0.35(9.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 1.27(32.3) 0.75(19.1)
1/4 1/4 -TTP-FL4-PP4 1.14(29.0) 0.35(9.0) 0.60(15.2) 0.19(4.8) 0.56(14.3) 0.63(15.9) 1.27(32.3) 0.75(19.1) 3/8 1/4 -TPT-FL6-PP4 1.20(30.5) 0.35(9.0) 0.66(16.8) 0.23(5.8) 0.69(17.5) 0.63(15.9) 1.27(32.3) 0.75(19.1)
3/8 1/4 -TTP-FL6-PP4 1.20(30.5) 0.35(9.0) 0.66(16.8) 0.23(5.8) 0.69(17.5) 0.63(15.9) 1.27(32.3) 0.75(19.1) 1/2 3/8 -TPT-FL8-PP6 1.42(36.1) 0.37(9.4) 0.90(22.9) 0.31(7.9) 0.87(22.2) 0.81(20.6) 1.46(37.1) 0.87(22.2)
1/2 3/8 -TTP-FL8-PP6 1.42(36.1) 0.37(9.4) 0.90(22.9) 0.31(7.9) 0.87(22.2) 0.81(20.6) 1.46(37.1) 0.87(22.2) 1/2 1/2 -TPT-FL8-PP8 1.50(38.1) 0.51(13.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 1.71(43.4) 1.06(27.0)
1/2 1/2 -TTP-FL8-PP8 1.50(38.1) 0.51(13.0) 0.90(22.9) 0.41(10.4) 0.87(22.2) 0.94(23.8) 1.71(43.4) 1.06(27.0) 5/8 1/2 -TPT-FL10-PP8 1.50(38.1) 0.51(13.0) 0.96(24.4) 0.47(11.9) 1.00(25.4) 0.94(23.8) 1.71(43.4) 1.06(27.0)
5/8 1/2 -TTP-FL10-PP8 1.50(38.1) 0.51(13.0) 0.96(24.4) 0.47(11.9) 1.00(25.4) 0.94(23.8) 1.71(43.4) 1.06(27.0) 3/4 1/2 -TPT-FL12-PP8 1.57(39.9) 0.51(13.0) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1.78(45.2) 1.06(27.0)
3/4 1/2 -TTP-FL12-PP8 1.57(39.9) 0.51(13.0) 0.96(24.4) 0.47(11.9) 1.13(28.6) 1.06(27.0) 1.78(45.2) 1.06(27.0) 3/4 3/4 -TPT-FL12-PP12 1.57(39.9) 0.51(13.0) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1.92(48.8) 1.37(34.9)
3/4 3/4 -TTP-FL12-PP12 1.57(39.9) 0.51(13.0) 0.96(24.4) 0.62(15.7) 1.13(28.6) 1.06(27.0) 1.92(48.8) 1.37(34.9) 1 1 -TPT-FL16-PP16 1.93(49.0) 0.52(13.2) 1.23(31.2) 0.78(19.8) 1.50(38.1) 1.37(34.9) 2.11(53.6) 1.63(41.3)
1 1 -TTP-FL16-PP16 1.93(49.0) 0.52(13.2) 1.23(31.2) 0.78(19.8) 1.50(38.1) 1.37(34.9) 2.11(53.6) 1.63(41.3)
Metric Tube ISO Parallel Thread (PP)
Metric Tube ISO Parallel Thread (PP)
T-Tube P-ISO Parallel Basic Dimensions, mm (in.)
T-Tube P-ISO Parallel Basic Dimensions, mm (in.) O.D. Thread Ordering
O.D. Thread Ordering (mm) Size Number L B C E G F Lx Gx
(mm) Size Number L B C E G F Lx Gx
6 1/8 -TPT-ML6-PP2 27.0(1.06) 6.6(0.26) 15.3(0.60) 4.0(0.16) 14.0(0.55) 12.7(0.50) 26.4(1.04) 14.3(0.56)
6 1/8 -TTP-ML6-PP2 27.0(1.06) 6.6(0.26) 15.3(0.60) 4.0(0.16) 14.0(0.55) 12.7(0.50) 26.4(1.04) 14.3(0.56)
6 1/4 -TPT-ML6-PP4 29.0(1.14) 9.0(0.35) 15.3(0.60) 4.8(0.19) 14.0(0.55) 15.9(0.63) 32.2(1.27) 19.1(0.75)
6 1/4 -TTP-ML6-PP4 29.0(1.14) 9.0(0.35) 15.3(0.60) 4.8(0.19) 14.0(0.55) 15.9(0.63) 32.2(1.27) 19.1(0.75)
8 1/8 -TPT-ML8-PP2 28.8(1.13) 6.6(0.26) 16.2(0.64) 4.0(0.16) 16.0(0.63) 14.3(0.56) 27.5(1.08) 14.3(0.56)
8 1/8 -TTP-ML8-PP2 28.8(1.13) 6.6(0.26) 16.2(0.64) 4.0(0.16) 16.0(0.63) 14.3(0.56) 27.5(1.08) 14.3(0.56)
8 1/4 -TPT-ML8-PP4 29.9(1.18) 9.0(0.35) 16.2(0.64) 5.9(0.23) 16.0(0.63) 15.9(0.63) 32.2(1.27) 19.1(0.75)
8 1/4 -TTP-ML8-PP4 29.9(1.18) 9.0(0.35) 16.2(0.64) 5.9(0.23) 16.0(0.63) 15.9(0.63) 32.2(1.27) 19.1(0.75)
10 1/4 -TPT-ML10-PP4 33.5(1.32) 9.0(0.35) 17.2(0.68) 5.9(0.23) 19.0(0.75) 20.6(0.81) 35.1(1.38) 19.1(0.75)
10 1/4 -TTP-ML10-PP4 33.5(1.32) 9.0(0.35) 17.2(0.68) 5.9(0.23) 19.0(0.75) 20.6(0.81) 35.1(1.38) 19.1(0.75)
12 3/8 -TPT-ML12-PP6 36.0(1.42) 9.4(0.37) 22.8(0.90) 7.9(0.31) 22.0(0.87) 20.6(0.81) 37.1(1.46) 22.2(0.87)
12 3/8 -TTP-ML12-PP6 36.0(1.42) 9.4(0.37) 22.8(0.90) 7.9(0.31) 22.0(0.87) 20.6(0.81) 37.1(1.46) 22.2(0.87)
12 1/2 -TPT-ML12-PP8 38.0(1.50) 13.0(0.51) 22.8(0.90) 9.5(0.37) 22.0(0.87) 23.8(0.94) 43.5(1.71) 27.0(1.06)
12 1/2 -TTP-ML12-PP8 38.0(1.50) 13.0(0.51) 22.8(0.90) 9.5(0.37) 22.0(0.87) 23.8(0.94) 43.5(1.71) 27.0(1.06)
 A-56 6D Series Tube Fittings 6D Series Tube Fittings A-57

Female Branch Tees Female Run Tees

Tube Fittings
Tube Fittings

L L Lx
C C B

G - Nut Hex

G - Nut Hex
T

T
E P

Lx
E

B
F - Flat
F - Flat

Fractional Tube NPT Thread Fractional Tube NPT Thread

T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT Ordering
T-Tube
P-NPT
Basic Dimensions, in. (mm)
(in.) Size L C G F E B Lx O.D. Ordering
Number Size L C G F E B Lx
(in.) Number
1/8 1/8 -TTF-FL2-NS2 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.3) 0.41(10.4) 0.75(19.1)
1/8 1/8 -TFT-FL2-NS2 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.3) 0.41(10.4) 0.75(19.1)
3/16 1/8 -TTF-FL3-NS2 1.01(25.7) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0) 0.41(10.4) 0.75(19.1)
3/16 1/8 -TFT-FL3-NS2 1.01(25.7) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0) 0.41(10.4) 0.75(19.1)
1/4 1/8 -TTF-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.41(10.4) 0.75(19.1)
1/4 1/8 -TFT-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.41(10.4) 0.75(19.1)
1/4 1/4 -TTF-FL4-NS4 1.17(29.7) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8) 0.59(15.0) 0.88(22.4)
1/4 1/4 -TFT-FL4-NS4 1.17(29.7) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8) 0.59(15.0) 0.88(22.4)
5/16 1/8 -TTF-FL5-NS2 1.17(29.7) 0.64(16.2) 0.63(15.9) 0.63(15.9) 0.25(6.4) 0.41(10.4) 0.75(19.1)
5/16 1/8 -TFT-FL5-NS2 1.17(29.7) 0.64(16.2) 0.63(15.9) 0.63(15.9) 0.25(6.4) 0.41(10.4) 0.75(19.1)
3/8 1/4 -TTF-FL6-NS4 1.23(31.2) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.59(15.0) 0.88(22.4)
3/8 1/4 -TFT-FL6-NS4 1.23(31.2) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.59(15.0) 0.88(22.4)
3/8 3/8 -TTF-FL6-NS6 1.31(33.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.59(15.0) 0.88(22.4)
1/2 1/4 -TFT-FL8-NS4 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.59(15.0) 0.88(22.4)
3/8 1/2 -TTF-FL6-NS8 1.42(36.1) 0.66(16.8) 0.69(17.5) 1.00(25.4) 0.28(7.1) 0.78(19.8) 1.12(28.4)
1/2 3/8 -TFT-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.59(15.0) 0.88(22.4)
1/2 1/4 -TTF-FL8-NS4 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.59(15.0) 0.88(22.4)
1/2 1/2 -TFT-FL8-NS8 1.57(39.9) 0.90(22.9) 0.87(22.2) 1.06(27.0) 0.41(10.4) 0.78(19.8) 1.12(28.4)
1/2 3/8 -TTF-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.59(15.0) 0.88(22.4)
5/8 1/2 -TFT-FL10-NS8 1.57(39.9) 0.96(24.4) 1.00(25.4) 1.06(27.0) 0.50(12.7) 0.78(19.8) 1.12(28.4)
1/2 1/2 -TTF-FL8-NS8 1.53(38.9) 0.90(22.9) 0.87(22.2) 1.00(25.4) 0.41(10.4) 0.78(19.8) 1.12(28.4)
3/4 3/4 -TFT-FL12-NS12 1.76(44.7) 0.96(24.4) 1.13(28.6) 1.37(34.9) 0.62(15.7) 0.81(20.6) 1.25(31.8)
5/8 1/2 -TTF-FL10-NS8 1.53(38.9) 0.96(24.4) 1.00(25.4) 1.00(25.4) 0.50(12.7) 0.78(19.8) 1.12(28.4)
7/8 1/2 -TFT-FL14-NS8 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.62(15.7) 0.78(19.8) 1.12(28.4)
3/4 3/4 -TTF-FL12-NS12 1.76(44.7) 0.96(24.4) 1.13(28.6) 1.37(34.9) 0.62(15.7) 0.81(20.6) 1.25(31.8)
7/8 3/4 -TFT-FL14-NS12 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3) 0.81(20.6) 1.25(31.8)
7/8 3/4 -TTF-FL14-NS12 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3) 0.81(20.6) 1.25(31.8)
1 3/4 -TFT-FL16-NS12 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.81(20.6) 1.25(31.8)
1 3/4 -TTF-FL16-NS12 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.81(20.6) 1.25(31.8)
1 1 -TFT-FL16-NS16 2.11(53.6) 1.23(31.2) 1.50(38.1) 1.69(42.9) 0.88(22.4) 1.00(25.4) 1.50(38.1)
1 1 -TTF-FL16-NS16 2.11(53.6) 1.23(31.2) 1.50(38.1) 1.69(42.9) 0.88(22.4) 1.00(25.4) 1.50(38.1)

Metric Tube NPT Thread

Metric Tube NPT Thread
T-Tube Basic Dimensions, mm (in.)
T-Tube Basic O.D. P-NPT
P-NPT Dimensions, mm (in.) Ordering
O.D. Ordering (mm) Size
Size Number L C G F E B Lx
(mm) Number L C G F E B Lx
6 1/8 -TFT-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 10.4(0.41) 19.0(0.75)
6 1/8 -TTF-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 10.4(0.41) 19.0(0.75)
6 1/4 -TFT-ML6-NS4 29.8(1.17) 15.3(0.60) 14.0(0.55) 17.5(0.69) 4.8(0.19) 15.0(0.59) 22.4(0.88)
6 1/4 -TTF-ML6-NS4 29.8(1.17) 15.3(0.60) 14.0(0.55) 17.5(0.69) 4.8(0.19) 15.0(0.59) 22.4(0.88)
8 1/8 -TFT-ML8-NS2 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 10.4(0.41) 19.0(0.75)
8 1/8 -TTF-ML8-NS2 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 10.4(0.41) 19.0(0.75)
8 1/4 -TFT-ML8-NS4 30.6(1.20) 16.2(0.64) 16.0(0.63) 17.5(0.69) 6.4(0.25) 15.0(0.59) 22.4(0.88)
8 1/4 -TTF-ML8-NS4 30.6(1.2) 16.2(0.64) 16.0(0.63) 17.5(0.69) 6.4(0.25) 15.0(0.59) 22.4(0.88)
10 1/4 -TFT-ML10-NS4 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 15.0(0.59) 22.4(0.88)
10 1/4 -TTF-ML10-NS4 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 15.0(0.59) 22.4(0.88)
12 1/4 -TFT-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 15.0(0.59) 22.4(0.88)
12 1/8 -TTF-ML12-NS2 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 6.4(0.25) 10.4(0.41) 22.3(0.88)
12 3/8 -TFT-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 15.0(0.59) 23.1(0.91)
12 1/4 -TTF-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 15.0(0.59) 22.4(0.88)
12 1/2 -TFT-ML12-NS8 38.8(1.53) 22.8(0.90) 22.0(0.87) 25.4(1.00) 9.5(0.37) 19.8(0.78) 28.5(1.12)
12 3/8 -TTF-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 15.0(0.59) 22.4(0.88)
16 1/2 -TFT-ML16-NS8 39.8(1.57) 24.4(0.96) 25.0(0.98) 27.0(1.06) 12.7(0.50) 19.8(0.78) 28.4(1.12)
12 1/2 -TTF-ML12-NS8 38.8(1.53) 22.8(0.90) 22.0(0.87) 25.4(1.00) 9.5(0.37) 19.8(0.78) 28.5(1.12)
16 1/2 -TTF-ML16-NS8 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 12.7(0.50) 19.8(0.78) 28.4(1.12)
 A-56 6D Series Tube Fittings 6D Series Tube Fittings A-57

Female Branch Tees Female Run Tees

Tube Fittings
Tube Fittings

L L Lx
C C B

G - Nut Hex

G - Nut Hex
T

T
E P

Lx
E

B
F - Flat
F - Flat

Fractional Tube NPT Thread Fractional Tube NPT Thread

T-Tube Basic Dimensions, in. (mm)
O.D. P-NPT Ordering
T-Tube
P-NPT
Basic Dimensions, in. (mm)
(in.) Size L C G F E B Lx O.D. Ordering
Number Size L C G F E B Lx
(in.) Number
1/8 1/8 -TTF-FL2-NS2 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.3) 0.41(10.4) 0.75(19.1)
1/8 1/8 -TFT-FL2-NS2 0.97(24.6) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.09(2.3) 0.41(10.4) 0.75(19.1)
3/16 1/8 -TTF-FL3-NS2 1.01(25.7) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0) 0.41(10.4) 0.75(19.1)
3/16 1/8 -TFT-FL3-NS2 1.01(25.7) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.12(3.0) 0.41(10.4) 0.75(19.1)
1/4 1/8 -TTF-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.41(10.4) 0.75(19.1)
1/4 1/8 -TFT-FL4-NS2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.41(10.4) 0.75(19.1)
1/4 1/4 -TTF-FL4-NS4 1.17(29.7) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8) 0.59(15.0) 0.88(22.4)
1/4 1/4 -TFT-FL4-NS4 1.17(29.7) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8) 0.59(15.0) 0.88(22.4)
5/16 1/8 -TTF-FL5-NS2 1.17(29.7) 0.64(16.2) 0.63(15.9) 0.63(15.9) 0.25(6.4) 0.41(10.4) 0.75(19.1)
5/16 1/8 -TFT-FL5-NS2 1.17(29.7) 0.64(16.2) 0.63(15.9) 0.63(15.9) 0.25(6.4) 0.41(10.4) 0.75(19.1)
3/8 1/4 -TTF-FL6-NS4 1.23(31.2) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.59(15.0) 0.88(22.4)
3/8 1/4 -TFT-FL6-NS4 1.23(31.2) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.59(15.0) 0.88(22.4)
3/8 3/8 -TTF-FL6-NS6 1.31(33.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1) 0.59(15.0) 0.88(22.4)
1/2 1/4 -TFT-FL8-NS4 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.59(15.0) 0.88(22.4)
3/8 1/2 -TTF-FL6-NS8 1.42(36.1) 0.66(16.8) 0.69(17.5) 1.00(25.4) 0.28(7.1) 0.78(19.8) 1.12(28.4)
1/2 3/8 -TFT-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.59(15.0) 0.88(22.4)
1/2 1/4 -TTF-FL8-NS4 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.59(15.0) 0.88(22.4)
1/2 1/2 -TFT-FL8-NS8 1.57(39.9) 0.90(22.9) 0.87(22.2) 1.06(27.0) 0.41(10.4) 0.78(19.8) 1.12(28.4)
1/2 3/8 -TTF-FL8-NS6 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.59(15.0) 0.88(22.4)
5/8 1/2 -TFT-FL10-NS8 1.57(39.9) 0.96(24.4) 1.00(25.4) 1.06(27.0) 0.50(12.7) 0.78(19.8) 1.12(28.4)
1/2 1/2 -TTF-FL8-NS8 1.53(38.9) 0.90(22.9) 0.87(22.2) 1.00(25.4) 0.41(10.4) 0.78(19.8) 1.12(28.4)
3/4 3/4 -TFT-FL12-NS12 1.76(44.7) 0.96(24.4) 1.13(28.6) 1.37(34.9) 0.62(15.7) 0.81(20.6) 1.25(31.8)
5/8 1/2 -TTF-FL10-NS8 1.53(38.9) 0.96(24.4) 1.00(25.4) 1.00(25.4) 0.50(12.7) 0.78(19.8) 1.12(28.4)
7/8 1/2 -TFT-FL14-NS8 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.62(15.7) 0.78(19.8) 1.12(28.4)
3/4 3/4 -TTF-FL12-NS12 1.76(44.7) 0.96(24.4) 1.13(28.6) 1.37(34.9) 0.62(15.7) 0.81(20.6) 1.25(31.8)
7/8 3/4 -TFT-FL14-NS12 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3) 0.81(20.6) 1.25(31.8)
7/8 3/4 -TTF-FL14-NS12 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3) 0.81(20.6) 1.25(31.8)
1 3/4 -TFT-FL16-NS12 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.81(20.6) 1.25(31.8)
1 3/4 -TTF-FL16-NS12 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.81(20.6) 1.25(31.8)
1 1 -TFT-FL16-NS16 2.11(53.6) 1.23(31.2) 1.50(38.1) 1.69(42.9) 0.88(22.4) 1.00(25.4) 1.50(38.1)
1 1 -TTF-FL16-NS16 2.11(53.6) 1.23(31.2) 1.50(38.1) 1.69(42.9) 0.88(22.4) 1.00(25.4) 1.50(38.1)

Metric Tube NPT Thread

Metric Tube NPT Thread
T-Tube Basic Dimensions, mm (in.)
T-Tube Basic O.D. P-NPT
P-NPT Dimensions, mm (in.) Ordering
O.D. Ordering (mm) Size
Size Number L C G F E B Lx
(mm) Number L C G F E B Lx
6 1/8 -TFT-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 10.4(0.41) 19.0(0.75)
6 1/8 -TTF-ML6-NS2 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 10.4(0.41) 19.0(0.75)
6 1/4 -TFT-ML6-NS4 29.8(1.17) 15.3(0.60) 14.0(0.55) 17.5(0.69) 4.8(0.19) 15.0(0.59) 22.4(0.88)
6 1/4 -TTF-ML6-NS4 29.8(1.17) 15.3(0.60) 14.0(0.55) 17.5(0.69) 4.8(0.19) 15.0(0.59) 22.4(0.88)
8 1/8 -TFT-ML8-NS2 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 10.4(0.41) 19.0(0.75)
8 1/8 -TTF-ML8-NS2 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 10.4(0.41) 19.0(0.75)
8 1/4 -TFT-ML8-NS4 30.6(1.20) 16.2(0.64) 16.0(0.63) 17.5(0.69) 6.4(0.25) 15.0(0.59) 22.4(0.88)
8 1/4 -TTF-ML8-NS4 30.6(1.2) 16.2(0.64) 16.0(0.63) 17.5(0.69) 6.4(0.25) 15.0(0.59) 22.4(0.88)
10 1/4 -TFT-ML10-NS4 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 15.0(0.59) 22.4(0.88)
10 1/4 -TTF-ML10-NS4 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 15.0(0.59) 22.4(0.88)
12 1/4 -TFT-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 15.0(0.59) 22.4(0.88)
12 1/8 -TTF-ML12-NS2 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 6.4(0.25) 10.4(0.41) 22.3(0.88)
12 3/8 -TFT-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 15.0(0.59) 23.1(0.91)
12 1/4 -TTF-ML12-NS4 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 15.0(0.59) 22.4(0.88)
12 1/2 -TFT-ML12-NS8 38.8(1.53) 22.8(0.90) 22.0(0.87) 25.4(1.00) 9.5(0.37) 19.8(0.78) 28.5(1.12)
12 3/8 -TTF-ML12-NS6 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 15.0(0.59) 22.4(0.88)
16 1/2 -TFT-ML16-NS8 39.8(1.57) 24.4(0.96) 25.0(0.98) 27.0(1.06) 12.7(0.50) 19.8(0.78) 28.4(1.12)
12 1/2 -TTF-ML12-NS8 38.8(1.53) 22.8(0.90) 22.0(0.87) 25.4(1.00) 9.5(0.37) 19.8(0.78) 28.5(1.12)
16 1/2 -TTF-ML16-NS8 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 12.7(0.50) 19.8(0.78) 28.4(1.12)
 A-58 6D Series Tube Fittings 6D Series Tube Fittings A-59

Union Tees Reducing Union Tees L1 L2

C1 C2

Tube Fittings
Tube Fittings

L
C

T1

T2
E

G - Nut Hex

E
T

L3
F - Flat

C3
F - Flat
T3

Fractional Tube
Fractional Tube T1-Tube T2-Tube T3-Tube Basic Dimensions, in. (mm)
O.D. O.D. O.D. Ordering
T-Tube Basic Dimensions, in. (mm) (in.) (in.) (in.) Number L1 L2 L3 C1 C2 C3 F E
O.D. Ordering
(in.) Number L C G F E 1/4 1/4 1/8 -TTT-FL4-FL4-FL2 1.05(26.7) 1.05(26.7) 0.96(24.4) 0.60(15.2) 0.60(15.2) 0.50(12.7) 0.50(12.7) 0.09(2.3)
3/8 1/4 1/4 -TTT-FL6-FL4-FL4 1.20(30.5) 1.14(29.0) 1.14(29.0) 0.66(16.8) 0.60(15.2) 0.60(15.2) 0.63(15.9) 0.19(4.8)
1/16 -TTT-FL1 0.70(17.8) 0.34(8.6) 0.31(7.9) 0.37(9.5) 0.05(1.3) 3/8 1/4 3/8 -TTT-FL6-FL4-FL6 1.20(30.5) 1.14(29.0) 1.20(30.5) 0.66(16.8) 0.60(15.2) 0.66(16.8) 0.63(15.9) 0.19(4.8)
1/8 -TTT-FL2 0.87(22.2) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.09(2.3) 3/8 3/8 1/4 -TTT-FL6-FL6-FL4 1.20(30.5) 1.20(30.5) 1.14(29.0) 0.66(16.8) 0.66(16.8) 0.60(15.2) 0.63(15.9) 0.19(4.8)
3/16 -TTT-FL3 1/2 1/4 1/4 -TTT-FL8-FL4-FL4 1.42(36.1) 1.22(30.9) 1.22(30.9) 0.90(22.9) 0.60(15.2) 0.60(15.2) 0.81(20.6) 0.19(4.8)
0.96(24.4) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0)
1/2 1/4 1/2 -TTT-FL8-FL4-FL8 1.42(36.1) 1.25(31.8) 1.42(36.1) 0.90(22.9) 0.60(15.2) 0.90(22.9) 0.81(20.6) 0.19(4.8)
1/4 -TTT-FL4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 1/2 3/8 3/8 -TTT-FL8-FL6-FL6 1.42(36.1) 1.31(33.3) 1.31(33.3) 0.90(22.9) 0.66(16.8) 0.66(16.8) 0.81(20.6) 0.28(7.1)
5/16 -TTT-FL5 1.17(29.7) 0.64(16.2) 0.63(15.9) 0.63(15.9) 0.25(6.4) 1/2 3/8 1/2 -TTT-FL8-FL6-FL8 1.42(36.1) 1.31(33.3) 1.42(36.1) 0.90(22.9) 0.66(16.8) 0.90(22.9) 0.81(20.6) 0.28(7.1)
1/2 1/2 1/4 -TTT-FL8-FL8-FL4 1.42(36.1) 1.42(36.1) 1.25(31.8) 0.90(22.9) 0.90(22.9) 0.60(15.2) 0.81(20.6) 0.19(4.8)
3/8 -TTT-FL6 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1)
1/2 1/2 3/8 -TTT-FL8-FL8-FL6 1.42(36.1) 1.42(36.1) 1.31(33.3) 0.90(22.9) 0.90(22.9) 0.66(16.8) 0.81(20.6) 0.28(7.1)
1/2 -TTT-FL8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 5/8 3/8 3/8 -TTT-FL10-FL6-FL6 1.53(38.9) 1.42(36.1) 1.42(36.1) 0.96(24.4) 0.66(16.8) 0.66(16.8) 1.00(25.4) 0.28(7.1)
5/8 -TTT-FL10 1.53(38.9) 0.96(24.4) 1.00(25.4) 1.00(25.4) 0.50(12.7) 5/8 3/8 1/2 -TTT-FL10-FL6-FL8 1.53(38.9) 1.42(36.1) 1.53(38.9) 0.96(24.4) 0.66(16.8) 0.90(22.9) 1.00(25.4) 0.28(7.1)
5/8 1/2 3/8 -TTT-FL10-FL8-FL6 1.53(38.9) 1.53(38.9) 1.42(36.1) 0.96(24.4) 0.90(22.9) 0.66(16.8) 1.00(25.4) 0.28(7.1)
3/4 -TTT-FL12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7)
5/8 1/2 1/2 -TTT-FL10-FL8-FL8 1.53(38.9) 1.53(38.9) 1.53(38.9) 0.96(24.4) 0.90(22.9) 0.90(22.9) 1.00(25.4) 0.41(10.4)
7/8 -TTT-FL14 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3) 5/8 5/8 3/8 -TTT-FL10-FL10-FL6 1.53(38.9) 1.53(38.9) 1.42(36.1) 0.96(24.4) 0.96(24.4) 0.66(16.8) 1.00(25.4) 0.28(7.1)
1 -TTT-FL16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 5/8 5/8 1/2 -TTT-FL10-FL10-FL8 1.53(38.9) 1.53(38.9) 1.53(38.9) 0.96(24.4) 0.96(24.4) 0.90(22.9) 1.00(25.4) 0.41(10.4)
3/4 3/8 3/8 -TTT-FL12-FL6-FL6 1.56(39.6) 1.45(36.9) 1.45(36.9) 0.96(24.4) 0.66(16.8) 0.66(16.8) 1.06(27.0) 0.28(7.1)
1 1/8 -TTT-FL18 2.63(66.9) 1.44(36.7) 1.75(44.5) 1.69(42.9) 0.97(24.6) 3/8 -TTT-FL12-FL8-FL6
3/4 1/2 1.56(39.6) 1.56(39.6) 1.45(36.9) 0.96(24.4) 0.90(22.9) 0.66(16.8) 1.06(27.0) 0.28(7.1)
1 1/4 -TTT-FL20 2.62(66.5) 1.62(41.1) 1.87(47.6) 1.69(42.9) 1.09(27.7) 3/4 1/2 1/2 -TTT-FL12-FL8-FL8 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.90(22.9) 0.90(22.9) 1.06(27.0) 0.41(10.4)
1 1/2 -TTT-FL24 3.07(78.0) 1.97(50.0) 2.25(57.2) 2.00(50.8) 1.34(34.0) 3/4 5/8 3/8 -TTT-FL12-FL10-FL6 1.56(39.6) 1.56(39.6) 1.45(36.9) 0.96(24.4) 0.96(24.4) 0.66(16.8) 1.06(27.0) 0.28(7.1)
3/4 5/8 1/2 -TTT-FL12-FL10-FL8 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.96(24.4) 0.90(22.9) 1.06(27.0) 0.41(10.4)
3/4 5/8 5/8 -TTT-FL12-FL10-FL10 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.96(24.4) 0.96(24.4) 1.06(27.0) 0.50(12.7)
3/4 3/4 1/4 -TTT-FL12-FL12-FL4 1.56(39.6) 1.56(39.6) 1.43(36.3) 0.96(24.4) 0.96(24.4) 0.60(15.2) 1.06(27.0) 0.19(4.8)
3/4 3/4 3/8 -TTT-FL12-FL12-FL6 1.56(39.6) 1.56(39.6) 1.45(36.9) 0.96(24.4) 0.96(24.4) 0.66(16.8) 1.06(27.0) 0.28(7.1)
Metric Tube 3/4 3/4 1/2 -TTT-FL12-FL12-FL8 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.96(24.4) 0.90(22.9) 1.06(27.0) 0.41(10.4)
3/4 3/4 5/8 -TTT-FL12-FL12-FL10 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.96(24.4) 0.96(24.4) 1.06(27.0) 0.50(12.7)
T-Tube Basic Dimensions, mm (in.) 7/8 1/2 3/4 -TTT-FL14-FL8-FL12 1.76(44.7) 1.76(44.7) 1.76(44.7) 1.02(25.9) 0.90(22.9) 0.96(24.4) 1.37(34.9) 0.41(10.4)
O.D. Ordering 7/8 5/8 3/8 -TTT-FL14-FL10-FL6 1.76(44.7) 1.76(44.7) 1.65(41.9) 1.02(25.9) 0.96(24.4) 0.66(16.8) 1.37(34.9) 0.28(7.1)
(mm) Number L C G F E 7/8 3/4 3/8 -TTT-FL14-FL12-FL6 1.76(44.7) 1.76(44.7) 1.65(41.9) 1.02(25.9) 0.96(24.4) 0.66(16.8) 1.37(34.9) 0.28(7.1)
7/8 3/4 1/2 -TTT-FL14-FL12-FL8 1.76(44.7) 1.76(44.7) 1.76(44.7) 1.02(25.9) 0.96(24.4) 0.90(22.9) 1.37(34.9) 0.41(10.4)
2 -TTT-ML2 22.3(0.88) 12.9(0.51) 12.0(0.47) 9.5(0.37) 1.7(0.07)
7/8 3/4 3/4 -TTT-FL14-FL12-FL12 1.76(44.7) 1.76(44.7) 1.76(44.7) 1.02(25.9) 0.96(24.4) 0.96(24.4) 1.37(34.9) 0.62(15.7)
3 -TTT-ML3 22.3(0.88) 12.9(0.51) 12.0(0.47) 9.5(0.37) 2.4(0.09) 7/8 7/8 1/4 -TTT-FL14-FL14-FL4 1.76(44.7) 1.76(44.7) 1.59(40.4) 1.02(25.9) 1.02(25.9) 0.60(15.2) 1.37(34.9) 0.19(4.8)
4 -TTT-ML4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 7/8 7/8 3/8 -TTT-FL14-FL14-FL6 1.76(44.7) 1.76(44.7) 1.65(41.9) 1.02(25.9) 1.02(25.9) 0.66(16.8) 1.37(34.9) 0.28(7.1)
1 3/8 3/8 -TTT-FL16-FL6-FL6 1.94(49.3) 1.65(41.9) 1.65(41.9) 1.23(31.2) 0.66(16.8) 0.66(16.8) 1.37(34.9) 0.28(7.1)
6 -TTT-ML6 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 1 1/2 1/4 -TTT-FL16-FL8-FL4 1.94(49.3) 1.76(44.7) 1.59(40.4) 1.23(31.2) 0.90(22.9) 0.60(15.2) 1.37(34.9) 0.19(4.8)
8 -TTT-ML8 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 1 1/2 3/8 -TTT-FL16-FL8-FL6 1.94(49.3) 1.76(44.7) 1.65(41.9) 1.23(31.2) 0.90(22.9) 0.66(16.8) 1.37(34.9) 0.28(7.1)
10 -TTT-ML10 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31) 1 1/2 1/2 -TTT-FL16-FL8-FL8 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 0.90(22.9) 0.90(22.9) 1.37(34.9) 0.41(10.4)
1 1/2 1 -TTT-FL16-FL8-FL16 1.94(49.3) 1.76(44.7) 1.94(49.3) 1.23(31.2) 0.90(22.9) 1.23(31.2) 1.37(34.9) 0.41(10.4)
12 -TTT-ML12 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 1 5/8 3/8 -TTT-FL16-FL10-FL6 1.94(49.3) 1.76(44.7) 1.65(41.9) 1.23(31.2) 0.96(24.4) 0.66(16.8) 1.37(34.9) 0.28(7.1)
14 -TTT-ML14 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 11.1(0.44) 1 3/4 3/8 -TTT-FL16-FL12-FL6 1.94(49.3) 1.76(44.7) 1.65(41.9) 1.23(31.2) 0.96(24.4) 0.66(16.8) 1.37(34.9) 0.28(7.1)
1 3/4 1/2 -TTT-FL16-FL12-FL8 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 0.96(24.4) 0.90(22.9) 1.37(34.9) 0.41(10.4)
15 -TTT-ML15 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 11.9(0.47)
1 3/4 5/8 -TTT-FL16-FL12-FL10 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 0.96(24.4) 0.96(24.4) 1.37(34.9) 0.50(12.7)
16 -TTT-ML16 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 12.7(0.50) 1 3/4 1 -TTT-FL16-FL12-FL16 1.94(49.3) 1.76(44.7) 1.94(49.3) 1.23(31.2) 0.96(24.4) 1.23(31.2) 1.37(34.9) 0.62(15.7)
18 -TTT-ML18 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 1 7/8 1/4 -TTT-FL16-FL14-FL4 1.94(49.3) 1.76(44.7) 1.59(40.4) 1.23(31.2) 1.02(25.9) 0.60(15.2) 1.37(34.9) 0.19(4.8)
1 7/8 3/8 -TTT-FL16-FL14-FL6 1.94(49.3) 1.76(44.7) 1.65(41.9) 1.23(31.2) 1.02(25.9) 0.66(16.8) 1.37(34.9) 0.28(7.1)
20 -TTT-ML20 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63)
1 7/8 1/2 -TTT-FL16-FL14-FL8 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 1.02(25.9) 0.90(22.9) 1.37(34.9) 0.41(10.4)
22 -TTT-ML22 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72) 1 7/8 3/4 -TTT-FL16-FL14-FL12 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 1.02(25.9) 0.96(24.4) 1.37(34.9) 0.62(15.7)
25 -TTT-ML25 49.1(1.93) 31.3(1.23) 38.0(1.50) 34.9(1.37) 21.8(0.86) 1 7/8 7/8 -TTT-FL16-FL14-FL14 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 1.02(25.9) 1.02(25.9) 1.37(34.9) 0.72(18.3)
1 1 1/4 -TTT-FL16-FL16-FL4 1.94(49.3) 1.94(49.3) 1.59(40.4) 1.23(31.2) 1.23(31.2) 0.60(15.2) 1.37(34.9) 0.19(4.8)
28 -TTT-ML28 64.0(2.52) 36.6(1.44) 46.0(1.81) 42.9(1.69) 21.8(0.86)
1 1 3/8 -TTT-FL16-FL16-FL6 1.94(49.3) 1.94(49.3) 1.65(41.9) 1.23(31.2) 1.23(31.2) 0.66(16.8) 1.37(34.9) 0.28(7.1)
30 -TTT-ML30 69.9(2.75) 39.6(1.56) 50.0(1.97) 42.9(1.69) 26.2(1.03) 1 1 1/2 -TTT-FL16-FL16-FL8 1.94(49.3) 1.94(49.3) 1.76(44.7) 1.23(31.2) 1.23(31.2) 0.90(22.9) 1.37(34.9) 0.41(10.4)
32 -TTT-ML32 72.3(2.85) 42.0(1.65) 50.0(1.97) 42.9(1.69) 28.6(1.13) 1 1 5/8 -TTT-FL16-FL16-FL10 1.94(49.3) 1.94(49.3) 1.76(44.7) 1.23(31.2) 1.23(31.2) 0.96(24.4) 1.37(34.9) 0.50(12.7)
1 1 3/4 -TTT-FL16-FL16-FL12 1.94(49.3) 1.94(49.3) 1.76(44.7) 1.23(31.2) 1.23(31.2) 0.96(24.4) 1.37(34.9) 0.62(15.7)
38 -TTT-ML38 84.0(3.31) 49.4(1.94) 60.0(2.36) 50.8(2.00) 33.7(1.33) 1 1 7/8 -TTT-FL16-FL16-FL14 1.94(49.3) 1.94(49.3) 1.76(44.7) 1.23(31.2) 1.23(31.2) 1.02(25.9) 1.37(34.9) 0.72(18.3)
1 1/4 1 1/4 1 -TTT-FL20-FL20-FL16 2.67(67.8) 2.67(67.8) 2.17(55.1) 1.62(41.2) 1.62(41.2) 1.23(31.3) 1.69(42.9) 0.88(22.4)
1 1/2 1 1/2 1 -TTT-FL24-FL24-FL16 3.10(78.7) 3.10(78.7) 2.36(60.0) 1.97(50.0) 1.97(50.0) 1.23(31.3) 2.00(50.8) 0.88(22.4)
 A-58 6D Series Tube Fittings 6D Series Tube Fittings A-59

Union Tees Reducing Union Tees L1 L2

C1 C2

Tube Fittings
Tube Fittings

L
C

T1

T2
E

G - Nut Hex

E
T

L3
F - Flat

C3
F - Flat
T3

Fractional Tube
Fractional Tube T1-Tube T2-Tube T3-Tube Basic Dimensions, in. (mm)
O.D. O.D. O.D. Ordering
T-Tube Basic Dimensions, in. (mm) (in.) (in.) (in.) Number L1 L2 L3 C1 C2 C3 F E
O.D. Ordering
(in.) Number L C G F E 1/4 1/4 1/8 -TTT-FL4-FL4-FL2 1.05(26.7) 1.05(26.7) 0.96(24.4) 0.60(15.2) 0.60(15.2) 0.50(12.7) 0.50(12.7) 0.09(2.3)
3/8 1/4 1/4 -TTT-FL6-FL4-FL4 1.20(30.5) 1.14(29.0) 1.14(29.0) 0.66(16.8) 0.60(15.2) 0.60(15.2) 0.63(15.9) 0.19(4.8)
1/16 -TTT-FL1 0.70(17.8) 0.34(8.6) 0.31(7.9) 0.37(9.5) 0.05(1.3) 3/8 1/4 3/8 -TTT-FL6-FL4-FL6 1.20(30.5) 1.14(29.0) 1.20(30.5) 0.66(16.8) 0.60(15.2) 0.66(16.8) 0.63(15.9) 0.19(4.8)
1/8 -TTT-FL2 0.87(22.2) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.09(2.3) 3/8 3/8 1/4 -TTT-FL6-FL6-FL4 1.20(30.5) 1.20(30.5) 1.14(29.0) 0.66(16.8) 0.66(16.8) 0.60(15.2) 0.63(15.9) 0.19(4.8)
3/16 -TTT-FL3 1/2 1/4 1/4 -TTT-FL8-FL4-FL4 1.42(36.1) 1.22(30.9) 1.22(30.9) 0.90(22.9) 0.60(15.2) 0.60(15.2) 0.81(20.6) 0.19(4.8)
0.96(24.4) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0)
1/2 1/4 1/2 -TTT-FL8-FL4-FL8 1.42(36.1) 1.25(31.8) 1.42(36.1) 0.90(22.9) 0.60(15.2) 0.90(22.9) 0.81(20.6) 0.19(4.8)
1/4 -TTT-FL4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 1/2 3/8 3/8 -TTT-FL8-FL6-FL6 1.42(36.1) 1.31(33.3) 1.31(33.3) 0.90(22.9) 0.66(16.8) 0.66(16.8) 0.81(20.6) 0.28(7.1)
5/16 -TTT-FL5 1.17(29.7) 0.64(16.2) 0.63(15.9) 0.63(15.9) 0.25(6.4) 1/2 3/8 1/2 -TTT-FL8-FL6-FL8 1.42(36.1) 1.31(33.3) 1.42(36.1) 0.90(22.9) 0.66(16.8) 0.90(22.9) 0.81(20.6) 0.28(7.1)
1/2 1/2 1/4 -TTT-FL8-FL8-FL4 1.42(36.1) 1.42(36.1) 1.25(31.8) 0.90(22.9) 0.90(22.9) 0.60(15.2) 0.81(20.6) 0.19(4.8)
3/8 -TTT-FL6 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1)
1/2 1/2 3/8 -TTT-FL8-FL8-FL6 1.42(36.1) 1.42(36.1) 1.31(33.3) 0.90(22.9) 0.90(22.9) 0.66(16.8) 0.81(20.6) 0.28(7.1)
1/2 -TTT-FL8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 5/8 3/8 3/8 -TTT-FL10-FL6-FL6 1.53(38.9) 1.42(36.1) 1.42(36.1) 0.96(24.4) 0.66(16.8) 0.66(16.8) 1.00(25.4) 0.28(7.1)
5/8 -TTT-FL10 1.53(38.9) 0.96(24.4) 1.00(25.4) 1.00(25.4) 0.50(12.7) 5/8 3/8 1/2 -TTT-FL10-FL6-FL8 1.53(38.9) 1.42(36.1) 1.53(38.9) 0.96(24.4) 0.66(16.8) 0.90(22.9) 1.00(25.4) 0.28(7.1)
5/8 1/2 3/8 -TTT-FL10-FL8-FL6 1.53(38.9) 1.53(38.9) 1.42(36.1) 0.96(24.4) 0.90(22.9) 0.66(16.8) 1.00(25.4) 0.28(7.1)
3/4 -TTT-FL12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7)
5/8 1/2 1/2 -TTT-FL10-FL8-FL8 1.53(38.9) 1.53(38.9) 1.53(38.9) 0.96(24.4) 0.90(22.9) 0.90(22.9) 1.00(25.4) 0.41(10.4)
7/8 -TTT-FL14 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3) 5/8 5/8 3/8 -TTT-FL10-FL10-FL6 1.53(38.9) 1.53(38.9) 1.42(36.1) 0.96(24.4) 0.96(24.4) 0.66(16.8) 1.00(25.4) 0.28(7.1)
1 -TTT-FL16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 5/8 5/8 1/2 -TTT-FL10-FL10-FL8 1.53(38.9) 1.53(38.9) 1.53(38.9) 0.96(24.4) 0.96(24.4) 0.90(22.9) 1.00(25.4) 0.41(10.4)
3/4 3/8 3/8 -TTT-FL12-FL6-FL6 1.56(39.6) 1.45(36.9) 1.45(36.9) 0.96(24.4) 0.66(16.8) 0.66(16.8) 1.06(27.0) 0.28(7.1)
1 1/8 -TTT-FL18 2.63(66.9) 1.44(36.7) 1.75(44.5) 1.69(42.9) 0.97(24.6) 3/8 -TTT-FL12-FL8-FL6
3/4 1/2 1.56(39.6) 1.56(39.6) 1.45(36.9) 0.96(24.4) 0.90(22.9) 0.66(16.8) 1.06(27.0) 0.28(7.1)
1 1/4 -TTT-FL20 2.62(66.5) 1.62(41.1) 1.87(47.6) 1.69(42.9) 1.09(27.7) 3/4 1/2 1/2 -TTT-FL12-FL8-FL8 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.90(22.9) 0.90(22.9) 1.06(27.0) 0.41(10.4)
1 1/2 -TTT-FL24 3.07(78.0) 1.97(50.0) 2.25(57.2) 2.00(50.8) 1.34(34.0) 3/4 5/8 3/8 -TTT-FL12-FL10-FL6 1.56(39.6) 1.56(39.6) 1.45(36.9) 0.96(24.4) 0.96(24.4) 0.66(16.8) 1.06(27.0) 0.28(7.1)
3/4 5/8 1/2 -TTT-FL12-FL10-FL8 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.96(24.4) 0.90(22.9) 1.06(27.0) 0.41(10.4)
3/4 5/8 5/8 -TTT-FL12-FL10-FL10 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.96(24.4) 0.96(24.4) 1.06(27.0) 0.50(12.7)
3/4 3/4 1/4 -TTT-FL12-FL12-FL4 1.56(39.6) 1.56(39.6) 1.43(36.3) 0.96(24.4) 0.96(24.4) 0.60(15.2) 1.06(27.0) 0.19(4.8)
3/4 3/4 3/8 -TTT-FL12-FL12-FL6 1.56(39.6) 1.56(39.6) 1.45(36.9) 0.96(24.4) 0.96(24.4) 0.66(16.8) 1.06(27.0) 0.28(7.1)
Metric Tube 3/4 3/4 1/2 -TTT-FL12-FL12-FL8 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.96(24.4) 0.90(22.9) 1.06(27.0) 0.41(10.4)
3/4 3/4 5/8 -TTT-FL12-FL12-FL10 1.56(39.6) 1.56(39.6) 1.56(39.6) 0.96(24.4) 0.96(24.4) 0.96(24.4) 1.06(27.0) 0.50(12.7)
T-Tube Basic Dimensions, mm (in.) 7/8 1/2 3/4 -TTT-FL14-FL8-FL12 1.76(44.7) 1.76(44.7) 1.76(44.7) 1.02(25.9) 0.90(22.9) 0.96(24.4) 1.37(34.9) 0.41(10.4)
O.D. Ordering 7/8 5/8 3/8 -TTT-FL14-FL10-FL6 1.76(44.7) 1.76(44.7) 1.65(41.9) 1.02(25.9) 0.96(24.4) 0.66(16.8) 1.37(34.9) 0.28(7.1)
(mm) Number L C G F E 7/8 3/4 3/8 -TTT-FL14-FL12-FL6 1.76(44.7) 1.76(44.7) 1.65(41.9) 1.02(25.9) 0.96(24.4) 0.66(16.8) 1.37(34.9) 0.28(7.1)
7/8 3/4 1/2 -TTT-FL14-FL12-FL8 1.76(44.7) 1.76(44.7) 1.76(44.7) 1.02(25.9) 0.96(24.4) 0.90(22.9) 1.37(34.9) 0.41(10.4)
2 -TTT-ML2 22.3(0.88) 12.9(0.51) 12.0(0.47) 9.5(0.37) 1.7(0.07)
7/8 3/4 3/4 -TTT-FL14-FL12-FL12 1.76(44.7) 1.76(44.7) 1.76(44.7) 1.02(25.9) 0.96(24.4) 0.96(24.4) 1.37(34.9) 0.62(15.7)
3 -TTT-ML3 22.3(0.88) 12.9(0.51) 12.0(0.47) 9.5(0.37) 2.4(0.09) 7/8 7/8 1/4 -TTT-FL14-FL14-FL4 1.76(44.7) 1.76(44.7) 1.59(40.4) 1.02(25.9) 1.02(25.9) 0.60(15.2) 1.37(34.9) 0.19(4.8)
4 -TTT-ML4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 7/8 7/8 3/8 -TTT-FL14-FL14-FL6 1.76(44.7) 1.76(44.7) 1.65(41.9) 1.02(25.9) 1.02(25.9) 0.66(16.8) 1.37(34.9) 0.28(7.1)
1 3/8 3/8 -TTT-FL16-FL6-FL6 1.94(49.3) 1.65(41.9) 1.65(41.9) 1.23(31.2) 0.66(16.8) 0.66(16.8) 1.37(34.9) 0.28(7.1)
6 -TTT-ML6 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 1 1/2 1/4 -TTT-FL16-FL8-FL4 1.94(49.3) 1.76(44.7) 1.59(40.4) 1.23(31.2) 0.90(22.9) 0.60(15.2) 1.37(34.9) 0.19(4.8)
8 -TTT-ML8 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 1 1/2 3/8 -TTT-FL16-FL8-FL6 1.94(49.3) 1.76(44.7) 1.65(41.9) 1.23(31.2) 0.90(22.9) 0.66(16.8) 1.37(34.9) 0.28(7.1)
10 -TTT-ML10 31.5(1.24) 17.2(0.68) 19.0(0.75) 17.5(0.69) 7.9(0.31) 1 1/2 1/2 -TTT-FL16-FL8-FL8 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 0.90(22.9) 0.90(22.9) 1.37(34.9) 0.41(10.4)
1 1/2 1 -TTT-FL16-FL8-FL16 1.94(49.3) 1.76(44.7) 1.94(49.3) 1.23(31.2) 0.90(22.9) 1.23(31.2) 1.37(34.9) 0.41(10.4)
12 -TTT-ML12 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 1 5/8 3/8 -TTT-FL16-FL10-FL6 1.94(49.3) 1.76(44.7) 1.65(41.9) 1.23(31.2) 0.96(24.4) 0.66(16.8) 1.37(34.9) 0.28(7.1)
14 -TTT-ML14 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 11.1(0.44) 1 3/4 3/8 -TTT-FL16-FL12-FL6 1.94(49.3) 1.76(44.7) 1.65(41.9) 1.23(31.2) 0.96(24.4) 0.66(16.8) 1.37(34.9) 0.28(7.1)
1 3/4 1/2 -TTT-FL16-FL12-FL8 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 0.96(24.4) 0.90(22.9) 1.37(34.9) 0.41(10.4)
15 -TTT-ML15 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 11.9(0.47)
1 3/4 5/8 -TTT-FL16-FL12-FL10 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 0.96(24.4) 0.96(24.4) 1.37(34.9) 0.50(12.7)
16 -TTT-ML16 38.8(1.53) 24.4(0.96) 25.0(0.98) 25.4(1.00) 12.7(0.50) 1 3/4 1 -TTT-FL16-FL12-FL16 1.94(49.3) 1.76(44.7) 1.94(49.3) 1.23(31.2) 0.96(24.4) 1.23(31.2) 1.37(34.9) 0.62(15.7)
18 -TTT-ML18 39.8(1.57) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 1 7/8 1/4 -TTT-FL16-FL14-FL4 1.94(49.3) 1.76(44.7) 1.59(40.4) 1.23(31.2) 1.02(25.9) 0.60(15.2) 1.37(34.9) 0.19(4.8)
1 7/8 3/8 -TTT-FL16-FL14-FL6 1.94(49.3) 1.76(44.7) 1.65(41.9) 1.23(31.2) 1.02(25.9) 0.66(16.8) 1.37(34.9) 0.28(7.1)
20 -TTT-ML20 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63)
1 7/8 1/2 -TTT-FL16-FL14-FL8 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 1.02(25.9) 0.90(22.9) 1.37(34.9) 0.41(10.4)
22 -TTT-ML22 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72) 1 7/8 3/4 -TTT-FL16-FL14-FL12 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 1.02(25.9) 0.96(24.4) 1.37(34.9) 0.62(15.7)
25 -TTT-ML25 49.1(1.93) 31.3(1.23) 38.0(1.50) 34.9(1.37) 21.8(0.86) 1 7/8 7/8 -TTT-FL16-FL14-FL14 1.94(49.3) 1.76(44.7) 1.76(44.7) 1.23(31.2) 1.02(25.9) 1.02(25.9) 1.37(34.9) 0.72(18.3)
1 1 1/4 -TTT-FL16-FL16-FL4 1.94(49.3) 1.94(49.3) 1.59(40.4) 1.23(31.2) 1.23(31.2) 0.60(15.2) 1.37(34.9) 0.19(4.8)
28 -TTT-ML28 64.0(2.52) 36.6(1.44) 46.0(1.81) 42.9(1.69) 21.8(0.86)
1 1 3/8 -TTT-FL16-FL16-FL6 1.94(49.3) 1.94(49.3) 1.65(41.9) 1.23(31.2) 1.23(31.2) 0.66(16.8) 1.37(34.9) 0.28(7.1)
30 -TTT-ML30 69.9(2.75) 39.6(1.56) 50.0(1.97) 42.9(1.69) 26.2(1.03) 1 1 1/2 -TTT-FL16-FL16-FL8 1.94(49.3) 1.94(49.3) 1.76(44.7) 1.23(31.2) 1.23(31.2) 0.90(22.9) 1.37(34.9) 0.41(10.4)
32 -TTT-ML32 72.3(2.85) 42.0(1.65) 50.0(1.97) 42.9(1.69) 28.6(1.13) 1 1 5/8 -TTT-FL16-FL16-FL10 1.94(49.3) 1.94(49.3) 1.76(44.7) 1.23(31.2) 1.23(31.2) 0.96(24.4) 1.37(34.9) 0.50(12.7)
1 1 3/4 -TTT-FL16-FL16-FL12 1.94(49.3) 1.94(49.3) 1.76(44.7) 1.23(31.2) 1.23(31.2) 0.96(24.4) 1.37(34.9) 0.62(15.7)
38 -TTT-ML38 84.0(3.31) 49.4(1.94) 60.0(2.36) 50.8(2.00) 33.7(1.33) 1 1 7/8 -TTT-FL16-FL16-FL14 1.94(49.3) 1.94(49.3) 1.76(44.7) 1.23(31.2) 1.23(31.2) 1.02(25.9) 1.37(34.9) 0.72(18.3)
1 1/4 1 1/4 1 -TTT-FL20-FL20-FL16 2.67(67.8) 2.67(67.8) 2.17(55.1) 1.62(41.2) 1.62(41.2) 1.23(31.3) 1.69(42.9) 0.88(22.4)
1 1/2 1 1/2 1 -TTT-FL24-FL24-FL16 3.10(78.7) 3.10(78.7) 2.36(60.0) 1.97(50.0) 1.97(50.0) 1.23(31.3) 2.00(50.8) 0.88(22.4)
 A-60 6D Series Tube Fittings 6D Series Tube Fittings A-61

Reducing Union Tees Union Crosses Caps

Tube Fittings
Tube Fittings

L1 L2 F - Body Hex
C1 C2

G - Nut Hex
T
G - Nut Hex
T1

T2
E

E
T
C
L

L3
F - Flat

C3
C
F - Flat

T3 Fractional Tube
L T-Tube Basic Dimensions, in. (mm)
O.D. Ordering
(in.) Number L C G F
Metric Tube
Fractional Tube 1/16 -TC-FL1 0.59(15.0) 0.34(8.6) 0.31(7.9) 0.31(7.9)
T1-Tube T2-Tube T3-Tube Basic Dimensions, mm (in.)
O.D. O.D. O.D. Ordering 1/8 -TC-FL2 0.79(20.1) 0.50(12.7) 0.44(11.1) 0.44(11.1)
T-Tube Basic Dimensions, in. (mm)
(mm) (mm) (mm) Number L1 L2 L3 C1 C2 C3 F E O.D. Ordering 3/16 -TC-FL3 0.84(21.3) 0.54(13.7) 0.50(12.7) 0.44(11.1)
3 3 6 -TTT-ML3-ML3-ML6 24.7(0.97) 24.7(0.97) 27.0(1.06) 12.9(0.51) 12.9(0.51) 15.3(0.60) 12.7(0.50) 2.4(0.09)
(in.) Number L C G F E 1/4 -TC-FL4 0.92(23.4) 0.60(15.2) 0.56(14.3) 0.50(12.7)
6 6 3 -TTT-ML6-ML6-ML3 27.0(1.06) 27.0(1.06) 24.7(0.97) 15.3(0.60) 15.3(0.60) 12.9(0.51) 12.7(0.50) 2.4(0.09) 1/8 -C-FL2 0.88(22.4) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.09(2.3) 5/16 -TC-FL5 0.96(24.4) 0.64(16.3) 0.63(15.9) 0.56(14.3)
6 6 8 -TTT-ML6-ML6-ML8 28.0(1.10) 28.0(1.10) 28.8(1.13) 15.3(0.60) 15.3(0.60) 16.2(0.64) 14.3(0.56) 4.8(0.19) 3/16 -C-FL3 0.96(24.4) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 3/8 -TC-FL6 1.01(25.7) 0.66(16.8) 0.69(17.5) 0.63(15.9)
8 8 6 -TTT-ML8-ML8-ML6 30.0(1.18) 30.0(1.18) 29.0(1.14) 16.2(0.64) 16.2(0.64) 15.3(0.60) 15.9(0.63) 4.8(0.19) 1/4 -C-FL4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 1/2 -TC-FL8 1.15(29.2) 0.90(22.9) 0.87(22.2) 0.81(20.6)
8 8 12 -TTT-ML8-ML8-ML12 35.2(1.39) 35.2(1.39) 36.0(1.42) 16.2(0.64) 16.2(0.64) 22.8(0.90) 20.6(0.81) 6.4(0.25) 5/16 -C-FL5 1.17(29.7) 0.64(16.2) 0.63(15.9) 0.63(15.9) 0.25(6.4) 5/8 -TC-FL10 1.18(30.0) 0.96(24.4) 1.00(25.4) 0.94(23.8)
10 10 6 -TTT-ML10-ML10-ML6 31.5(1.24) 31.5(1.24) 29.9(1.18) 17.2(0.68) 17.2(0.68) 15.3(0.60) 17.5(0.69) 4.8(0.19) 3/8 -C-FL6 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 3/4 -TC-FL12 1.24(31.5) 0.96(24.4) 1.13(28.6) 1.06(27.0)
10 10 8 -TTT-ML10-ML10-ML8 31.5(1.24) 31.5(1.24) 30.7(1.21) 17.2(0.68) 17.2(0.68) 16.2(0.64) 17.5(0.69) 6.4(0.25) 1/2 -C-FL8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 7/8 -TC-FL14 1.34(34.0) 1.02(25.9) 1.25(31.8) 1.19(30.2)
12 12 6 -TTT-ML12-ML12-ML6 36.0(1.42) 36.0(1.42) 31.8(1.25) 22.8(0.90) 22.8(0.90) 15.3(0.60) 20.6(0.81) 4.8(0.19) 5/8 -C-FL10 1.53(38.8) 0.96(24.4) 1.00(25.4) 1.0(25.4) 0.50(12.7) 1 -TC-FL16 1.51(38.4) 1.23(31.2) 1.50(38.1) 1.37(34.9)
12 12 8 -TTT-ML12-ML12-ML8 36.0(1.42) 36.0(1.42) 32.0(1.26) 22.8(0.90) 22.8(0.90) 16.2(0.64) 20.6(0.81) 6.4(0.25) 3/4 -C-FL12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 1 1/8 -TC-FL18 1.51(38.4) 1.44(36.7) 1.75(44.5) 1.63(41.3)
12 12 14 -TTT-ML12-ML12-ML14 38.0(1.50) 38.0(1.50) 38.0(1.50) 22.8(0.90) 22.8(0.90) 24.4(0.96) 25.4(1.00) 9.5(0.37) 7/8 -C-FL14 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3) 1 1/4 -TC-FL20 2.10(53.3) 1.62(41.1) 1.87(47.6) 1.75(44.5)
12 12 18 -TTT-ML12-ML12-ML18 39.8(1.57) 39.8(1.57) 39.8(1.57) 22.8(0.90) 22.8(0.90) 24.4(0.96) 27.0(1.06) 9.5(0.37) 1 -C-FL16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 1 1/2 -TC-FL24 2.54(64.5) 1.97(50.0) 2.25(57.2) 2.13(54.0)
14 14 8 -TTT-ML14-ML14-ML8 38.0(1.50) 38.0(1.50) 35.5(1.40) 24.4(0.96) 24.4(0.96) 16.2(0.64) 25.4(1.00) 6.4(0.25)
14 14 10 -TTT-ML14-ML14-ML10 38.0(1.50) 38.0(1.50) 36.7(1.44) 24.4(0.96) 24.4(0.96) 17.2(0.68) 25.4(1.00) 7.9(0.31)
15 15 12 -TTT-ML15-ML15-ML12
Metric Tube Metric Tube
38.8(1.53) 38.8(1.53) 38.8(1.53) 24.4(0.96) 24.4(0.96) 22.8(0.90) 25.4(1.00) 9.5(0.37)
16 8 16 -TTT-ML16-ML8-ML16 38.8(1.53) 35.5(1.40) 38.8(1.53) 24.4(0.96) 16.2(0.64) 24.4(0.96) 25.4(1.00) 6.4(0.25) T-Tube Basic Dimensions, mm (in.) T-Tube Basic Dimensions, mm (in.)
O.D. Ordering O.D. Ordering
16 16 12 -TTT-ML16-ML16-ML12 38.8(1.53) 38.8(1.53) 38.9(1.53) 24.4(0.96) 24.4(0.96) 22.8(0.90) 25.4(1.00) 9.5(0.37) L C G F E
(mm) Number (mm) Number L C G F
18 18 8 -TTT-ML18-ML18-ML8 39.8(1.57) 39.8(1.57) 39.0(1.54) 24.4(0.96) 24.4(0.96) 16.2(0.64) 27.0(1.06) 6.4(0.25)
3 -C-ML3 22.3(0.88) 12.9(0.51) 12.0(0.47) 9.5(0.37) 2.4(0.09) 2 -TC-ML2 20.1(0.79) 12.9(0.51) 12.0(0.47) 12.0(0.47)
18 18 10 -TTT-ML18-ML18-ML10 39.8(1.57) 39.8(1.57) 37.4(1.47) 24.4(0.96) 24.4(0.96) 17.2(0.68) 27.0(1.06) 7.9(0.31)
4 -C-ML4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 3 -TC-ML3 20.1(0.79) 12.9(0.51) 12.0(0.47) 12.0(0.47)
18 18 12 -TTT-ML18-ML18-ML12 39.8(1.57) 39.8(1.57) 39.8(1.57) 24.4(0.96) 24.4(0.96) 22.8(0.90) 27.0(1.06) 9.5(0.37)
6 -C-ML6 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 4 -TC-ML4 21.3(0.84) 13.7(0.54) 12.0(0.47) 12.0(0.47)
18 18 14 -TTT-ML18-ML18-ML14 39.8(1.57) 39.8(1.57) 39.8(1.57) 24.4(0.96) 24.4(0.96) 24.4(0.96) 27.0(1.06) 11.1(0.44)
8 -C-ML8 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 6 -TC-ML6 23.1(0.91) 15.3(0.60) 14.0(0.55) 14.0(0.55)
20 20 14 -TTT-ML20-ML20-ML14 44.6(1.76) 44.6(1.76) 44.6(1.76) 26.0(1.02) 26.0(1.02) 24.4(0.96) 34.9(1.37) 11.1(0.44)
10 -C-ML10 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 8 -TC-ML8 24.5(0.96) 16.2(0.64) 16.0(0.63) 15.0(0.59)
22 22 12 -TTT-ML22-ML22-ML12 44.6(1.76) 44.6(1.76) 44.6(1.76) 26.0(1.02) 26.0(1.02) 22.8(0.90) 34.9(1.37) 9.5(0.37)
12 -C-ML12 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 10 -TC-ML10 26.6(1.05) 17.2(0.68) 19.0(0.75) 18.0(0.71)
25 25 12 -TTT-ML25-ML25-ML12 49.1(1.93) 49.1(1.93) 44.7(1.76) 31.3(1.23) 31.3(1.23) 22.8(0.90) 34.9(1.37) 9.5(0.37)
16 -C-ML16 37.0(1.46) 24.4(0.96) 25.0(0.98) 23.8(0.94) 12.7(0.50) 12 -TC-ML12 29.1(1.15) 22.8(0.90) 22.0(0.87) 22.0(0.87)
18 -C-ML18 38.3(1.51) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 14 -TC-ML14 29.9(1.18) 24.4(0.96) 25.0(0.98) 24.0(0.94)
20 -C-ML20 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 15 -TC-ML15 29.9(1.18) 24.4(0.96) 25.0(0.98) 24.0(0.94)
22 -C-ML22 44.7(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72) 16 -TC-ML16 29.9(1.18) 24.4(0.96) 25.0(0.98) 24.0(0.94)
25 -C-ML25 49.2(1.94) 31.3(1.23) 38.0(1.50) 34.9(1.37) 21.8(0.86) 18 -TC-ML18 31.4(1.24) 24.4(0.96) 30.0(1.18) 27.0(1.06)
20 -TC-ML20 34.0(1.34) 26.0(1.02) 32.0(1.26) 30.0(1.18)
22 -TC-ML22 34.0(1.34) 26.0(1.02) 32.0(1.26) 30.0(1.18)
25 -TC-ML25 38.5(1.52) 31.3(1.23) 38.0(1.50) 35.0(1.38)
28 -TC-ML28 48.5(1.91) 36.6(1.44) 46.0(1.81) 41.0(1.61)
30 -TC-ML30 53.4(2.10) 39.6(1.56) 50.0(1.97) 46.0(1.81)
32 -TC-ML32 55.8(2.20) 42.0(1.65) 50.0(1.97) 46.0(1.81)
38 -TC-ML38 65.4(2.57) 49.4(1.94) 60.0(2.36) 55.0(2.17)
 A-60 6D Series Tube Fittings 6D Series Tube Fittings A-61

Reducing Union Tees Union Crosses Caps

Tube Fittings
Tube Fittings

L1 L2 F - Body Hex
C1 C2

G - Nut Hex
T
G - Nut Hex
T1

T2
E

E
T
C
L

L3
F - Flat

C3
C
F - Flat

T3 Fractional Tube
L T-Tube Basic Dimensions, in. (mm)
O.D. Ordering
(in.) Number L C G F
Metric Tube
Fractional Tube 1/16 -TC-FL1 0.59(15.0) 0.34(8.6) 0.31(7.9) 0.31(7.9)
T1-Tube T2-Tube T3-Tube Basic Dimensions, mm (in.)
O.D. O.D. O.D. Ordering 1/8 -TC-FL2 0.79(20.1) 0.50(12.7) 0.44(11.1) 0.44(11.1)
T-Tube Basic Dimensions, in. (mm)
(mm) (mm) (mm) Number L1 L2 L3 C1 C2 C3 F E O.D. Ordering 3/16 -TC-FL3 0.84(21.3) 0.54(13.7) 0.50(12.7) 0.44(11.1)
3 3 6 -TTT-ML3-ML3-ML6 24.7(0.97) 24.7(0.97) 27.0(1.06) 12.9(0.51) 12.9(0.51) 15.3(0.60) 12.7(0.50) 2.4(0.09)
(in.) Number L C G F E 1/4 -TC-FL4 0.92(23.4) 0.60(15.2) 0.56(14.3) 0.50(12.7)
6 6 3 -TTT-ML6-ML6-ML3 27.0(1.06) 27.0(1.06) 24.7(0.97) 15.3(0.60) 15.3(0.60) 12.9(0.51) 12.7(0.50) 2.4(0.09) 1/8 -C-FL2 0.88(22.4) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.09(2.3) 5/16 -TC-FL5 0.96(24.4) 0.64(16.3) 0.63(15.9) 0.56(14.3)
6 6 8 -TTT-ML6-ML6-ML8 28.0(1.10) 28.0(1.10) 28.8(1.13) 15.3(0.60) 15.3(0.60) 16.2(0.64) 14.3(0.56) 4.8(0.19) 3/16 -C-FL3 0.96(24.4) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 3/8 -TC-FL6 1.01(25.7) 0.66(16.8) 0.69(17.5) 0.63(15.9)
8 8 6 -TTT-ML8-ML8-ML6 30.0(1.18) 30.0(1.18) 29.0(1.14) 16.2(0.64) 16.2(0.64) 15.3(0.60) 15.9(0.63) 4.8(0.19) 1/4 -C-FL4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 1/2 -TC-FL8 1.15(29.2) 0.90(22.9) 0.87(22.2) 0.81(20.6)
8 8 12 -TTT-ML8-ML8-ML12 35.2(1.39) 35.2(1.39) 36.0(1.42) 16.2(0.64) 16.2(0.64) 22.8(0.90) 20.6(0.81) 6.4(0.25) 5/16 -C-FL5 1.17(29.7) 0.64(16.2) 0.63(15.9) 0.63(15.9) 0.25(6.4) 5/8 -TC-FL10 1.18(30.0) 0.96(24.4) 1.00(25.4) 0.94(23.8)
10 10 6 -TTT-ML10-ML10-ML6 31.5(1.24) 31.5(1.24) 29.9(1.18) 17.2(0.68) 17.2(0.68) 15.3(0.60) 17.5(0.69) 4.8(0.19) 3/8 -C-FL6 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 3/4 -TC-FL12 1.24(31.5) 0.96(24.4) 1.13(28.6) 1.06(27.0)
10 10 8 -TTT-ML10-ML10-ML8 31.5(1.24) 31.5(1.24) 30.7(1.21) 17.2(0.68) 17.2(0.68) 16.2(0.64) 17.5(0.69) 6.4(0.25) 1/2 -C-FL8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 7/8 -TC-FL14 1.34(34.0) 1.02(25.9) 1.25(31.8) 1.19(30.2)
12 12 6 -TTT-ML12-ML12-ML6 36.0(1.42) 36.0(1.42) 31.8(1.25) 22.8(0.90) 22.8(0.90) 15.3(0.60) 20.6(0.81) 4.8(0.19) 5/8 -C-FL10 1.53(38.8) 0.96(24.4) 1.00(25.4) 1.0(25.4) 0.50(12.7) 1 -TC-FL16 1.51(38.4) 1.23(31.2) 1.50(38.1) 1.37(34.9)
12 12 8 -TTT-ML12-ML12-ML8 36.0(1.42) 36.0(1.42) 32.0(1.26) 22.8(0.90) 22.8(0.90) 16.2(0.64) 20.6(0.81) 6.4(0.25) 3/4 -C-FL12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 1 1/8 -TC-FL18 1.51(38.4) 1.44(36.7) 1.75(44.5) 1.63(41.3)
12 12 14 -TTT-ML12-ML12-ML14 38.0(1.50) 38.0(1.50) 38.0(1.50) 22.8(0.90) 22.8(0.90) 24.4(0.96) 25.4(1.00) 9.5(0.37) 7/8 -C-FL14 1.76(44.7) 1.02(25.9) 1.25(31.8) 1.37(34.9) 0.72(18.3) 1 1/4 -TC-FL20 2.10(53.3) 1.62(41.1) 1.87(47.6) 1.75(44.5)
12 12 18 -TTT-ML12-ML12-ML18 39.8(1.57) 39.8(1.57) 39.8(1.57) 22.8(0.90) 22.8(0.90) 24.4(0.96) 27.0(1.06) 9.5(0.37) 1 -C-FL16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 1 1/2 -TC-FL24 2.54(64.5) 1.97(50.0) 2.25(57.2) 2.13(54.0)
14 14 8 -TTT-ML14-ML14-ML8 38.0(1.50) 38.0(1.50) 35.5(1.40) 24.4(0.96) 24.4(0.96) 16.2(0.64) 25.4(1.00) 6.4(0.25)
14 14 10 -TTT-ML14-ML14-ML10 38.0(1.50) 38.0(1.50) 36.7(1.44) 24.4(0.96) 24.4(0.96) 17.2(0.68) 25.4(1.00) 7.9(0.31)
15 15 12 -TTT-ML15-ML15-ML12
Metric Tube Metric Tube
38.8(1.53) 38.8(1.53) 38.8(1.53) 24.4(0.96) 24.4(0.96) 22.8(0.90) 25.4(1.00) 9.5(0.37)
16 8 16 -TTT-ML16-ML8-ML16 38.8(1.53) 35.5(1.40) 38.8(1.53) 24.4(0.96) 16.2(0.64) 24.4(0.96) 25.4(1.00) 6.4(0.25) T-Tube Basic Dimensions, mm (in.) T-Tube Basic Dimensions, mm (in.)
O.D. Ordering O.D. Ordering
16 16 12 -TTT-ML16-ML16-ML12 38.8(1.53) 38.8(1.53) 38.9(1.53) 24.4(0.96) 24.4(0.96) 22.8(0.90) 25.4(1.00) 9.5(0.37) L C G F E
(mm) Number (mm) Number L C G F
18 18 8 -TTT-ML18-ML18-ML8 39.8(1.57) 39.8(1.57) 39.0(1.54) 24.4(0.96) 24.4(0.96) 16.2(0.64) 27.0(1.06) 6.4(0.25)
3 -C-ML3 22.3(0.88) 12.9(0.51) 12.0(0.47) 9.5(0.37) 2.4(0.09) 2 -TC-ML2 20.1(0.79) 12.9(0.51) 12.0(0.47) 12.0(0.47)
18 18 10 -TTT-ML18-ML18-ML10 39.8(1.57) 39.8(1.57) 37.4(1.47) 24.4(0.96) 24.4(0.96) 17.2(0.68) 27.0(1.06) 7.9(0.31)
4 -C-ML4 25.4(1.00) 13.7(0.54) 12.0(0.47) 12.7(0.50) 2.4(0.09) 3 -TC-ML3 20.1(0.79) 12.9(0.51) 12.0(0.47) 12.0(0.47)
18 18 12 -TTT-ML18-ML18-ML12 39.8(1.57) 39.8(1.57) 39.8(1.57) 24.4(0.96) 24.4(0.96) 22.8(0.90) 27.0(1.06) 9.5(0.37)
6 -C-ML6 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.8(0.19) 4 -TC-ML4 21.3(0.84) 13.7(0.54) 12.0(0.47) 12.0(0.47)
18 18 14 -TTT-ML18-ML18-ML14 39.8(1.57) 39.8(1.57) 39.8(1.57) 24.4(0.96) 24.4(0.96) 24.4(0.96) 27.0(1.06) 11.1(0.44)
8 -C-ML8 29.9(1.18) 16.2(0.64) 16.0(0.63) 15.9(0.63) 6.4(0.25) 6 -TC-ML6 23.1(0.91) 15.3(0.60) 14.0(0.55) 14.0(0.55)
20 20 14 -TTT-ML20-ML20-ML14 44.6(1.76) 44.6(1.76) 44.6(1.76) 26.0(1.02) 26.0(1.02) 24.4(0.96) 34.9(1.37) 11.1(0.44)
10 -C-ML10 33.5(1.32) 17.2(0.68) 19.0(0.75) 20.6(0.81) 7.9(0.31) 8 -TC-ML8 24.5(0.96) 16.2(0.64) 16.0(0.63) 15.0(0.59)
22 22 12 -TTT-ML22-ML22-ML12 44.6(1.76) 44.6(1.76) 44.6(1.76) 26.0(1.02) 26.0(1.02) 22.8(0.90) 34.9(1.37) 9.5(0.37)
12 -C-ML12 36.0(1.42) 22.8(0.90) 22.0(0.87) 20.6(0.81) 9.5(0.37) 10 -TC-ML10 26.6(1.05) 17.2(0.68) 19.0(0.75) 18.0(0.71)
25 25 12 -TTT-ML25-ML25-ML12 49.1(1.93) 49.1(1.93) 44.7(1.76) 31.3(1.23) 31.3(1.23) 22.8(0.90) 34.9(1.37) 9.5(0.37)
16 -C-ML16 37.0(1.46) 24.4(0.96) 25.0(0.98) 23.8(0.94) 12.7(0.50) 12 -TC-ML12 29.1(1.15) 22.8(0.90) 22.0(0.87) 22.0(0.87)
18 -C-ML18 38.3(1.51) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) 14 -TC-ML14 29.9(1.18) 24.4(0.96) 25.0(0.98) 24.0(0.94)
20 -C-ML20 44.6(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 15.9(0.63) 15 -TC-ML15 29.9(1.18) 24.4(0.96) 25.0(0.98) 24.0(0.94)
22 -C-ML22 44.7(1.76) 26.0(1.02) 32.0(1.26) 34.9(1.37) 18.3(0.72) 16 -TC-ML16 29.9(1.18) 24.4(0.96) 25.0(0.98) 24.0(0.94)
25 -C-ML25 49.2(1.94) 31.3(1.23) 38.0(1.50) 34.9(1.37) 21.8(0.86) 18 -TC-ML18 31.4(1.24) 24.4(0.96) 30.0(1.18) 27.0(1.06)
20 -TC-ML20 34.0(1.34) 26.0(1.02) 32.0(1.26) 30.0(1.18)
22 -TC-ML22 34.0(1.34) 26.0(1.02) 32.0(1.26) 30.0(1.18)
25 -TC-ML25 38.5(1.52) 31.3(1.23) 38.0(1.50) 35.0(1.38)
28 -TC-ML28 48.5(1.91) 36.6(1.44) 46.0(1.81) 41.0(1.61)
30 -TC-ML30 53.4(2.10) 39.6(1.56) 50.0(1.97) 46.0(1.81)
32 -TC-ML32 55.8(2.20) 42.0(1.65) 50.0(1.97) 46.0(1.81)
38 -TC-ML38 65.4(2.57) 49.4(1.94) 60.0(2.36) 55.0(2.17)
 A-62 6D Series Tube Fittings 6D Series Tube Fittings A-63

Plugs Fractional Tube Metric Tube

Female Nuts Fractional Tube Metric Tube
T-Tube Basic Dimensions, T-Tube Basic Dimensions, T-Tube Basic T-Tube Basic Dimensions, mm (in.)
Dimensions, in. (mm)

Tube Fittings
Tube Fittings

O.D. Ordering in. (mm) O.D. Ordering mm (in.) O.D. Ordering O.D. Ordering

G - Nut Hex
G - Nut Hex

(in.) Number G (mm) Number G (in.) Number L G (mm) Number L G

T
T

1/16 -TP-FL1 0.31(7.9) 2 -TP-ML2 12.0(0.47) 1/16 -N-FL1 0.31(7.9) 0.31(7.9) 2 -N-ML2 11.9(0.47) 12.0(0.47)
1/8 -TP-FL2 0.44(11.1) 3 -TP-ML3 12.0(0.47) 1/8 -N-FL2 0.47(11.9) 0.44(11.1) 3 -N-ML3 11.9(0.47) 12.0(0.47)
3/16 -TP-FL3 0.50(12.7) 4 -TP-ML4 12.0(0.47) L 3/16 -N-FL3 0.47(11.9) 0.50(12.7) 4 -N-ML4 11.9(0.47) 12.0(0.47)
1/4 -TP-FL4 0.56(14.3) 6 -TP-ML6 14.0(0.55) 1/4 -N-FL4 0.50(12.7) 0.56(14.3) 6 -N-ML6 12.7(0.50) 14.0(0.55)
5/16 -TP-FL5 0.63(15.9) 8 -TP-ML8 16.0(0.63) 5/16 -N-FL5 0.53(13.5) 0.63(15.9) 8 -N-ML8 13.5(0.53) 16.0(0.63)
3/8 -TP-FL6 0.69(17.5) 10 -TP-ML10 19.0(0.75) 3/8 -N-FL6 0.56(14.2) 0.69(17.5) 10 -N-ML10 15.1(0.59) 19.0(0.75)
1/2 -TP-FL8 0.87(22.2) 12 -TP-ML12 22.0(0.87) 1/2 -N-FL8 0.69(17.5) 0.87(22.2) 12 -N-ML12 17.4(0.69) 22.0(0.87)
5/8 -TP-FL10 1.00(25.4) 14 -TP-ML14 25.0(0.98) 5/8 -N-FL10 0.69(17.5) 1.00(25.4) 14 -N-ML14 17.4(0.69) 25.0(0.98)
3/4 -TP-FL12 1.13(28.6) 15 -TP-ML15 25.0(0.98) 3/4 -N-FL12 0.69(17.5) 1.13(28.6) 15 -N-ML15 17.4(0.69) 25.0(0.98)
7/8 -TP-FL14 1.25(31.8) 16 -TP-ML16 25.0(0.98) 7/8 -N-FL14 0.69(17.5) 1.25(31.8) 16 -N-ML16 17.4(0.69) 25.0(0.98)
1 -TP-FL16 1.50(38.1) 18 -TP-ML18 30.0(1.18) 1 -N-FL16 0.81(20.6) 1.50(38.1) 18 -N-ML18 17.4(0.69) 30.0(1.18)
1 1/4 -TP-FL20 1.87(47.6) 20 -TP-ML20 32.0(1.26) 1 1/8 -N-FL18 1.21(30.8) 1.75(44.5) 20 -N-ML20 17.4(0.69) 32.0(1.26)
1 1/2 -TP-FL24 2.25(57.2) 22 -TP-ML22 32.0(1.26) 1 1/4 -N-FL20 1.25(31.8) 1.87(47.6) 22 -N-ML22 17.4(0.69) 32.0(1.26)
25 -TP-ML25 38.0(1.50) 1 1/2 -N-FL24 1.50(38.1) 2.25(57.2) 25 -N-ML25 20.6(0.81) 38.0(1.50)
28 -TP-ML28 46.0(1.81) 28 -N-ML28 30.6(1.20) 46.0(1.81)
30 -TP-ML30 50.0(1.97) 30 -N-ML30 32.7(1.29) 50.0(1.97)
32 -TP-ML32 50.0(1.97) 32 -N-ML32 34.4(1.35) 50.0(1.97)
38 -TP-ML38 60.0(2.36) 38 -N-ML38 40.6(1.60) 60.0(2.36)

Knurled Nuts
Vent Protectors NPT Thread
F - Body Hex
40 mesh Dimensions, in. (mm)

G - Nut Hex
wire P P-NPT Ordering
screen Size Number To order a knurled nut add -K to the nut ordering number.
L F B E

T
Example: B-KN-FL4
E

1/8 -VPF-NS2 0.56(14.2) 0.50(12.7) 0.38(9.7) 0.19(4.8)

1/4 -VPF-NS4 0.78(19.8) 0.56(14.3) 0.56(14.2) 0.28(7.1) L
B 3/8 -VPF-NS6 0.81(20.6) 0.69(17.5) 0.56(14.2) 0.41(10.4)
L 1/2 -VPF-NS8 1.03(26.2) 0.87(22.2) 0.75(19.1) 0.50(12.7)
3/4 -VPF-NS12 1.06(26.9) 1.06(27.0) 0.76(19.2) 0.72(18.3)
40 mesh 300 series stainless steel wire
1 -VPF-NS16 1.37(34.8) 1.37(34.9) 0.94(23.9) 0.88(22.4)
screen assembly
To order brass, replace SS in the ordering number with B
Example: B-VPF-NS2
Male Nuts Fractional Tube Metric Tube
T-Tube Basic Dimensions, in. (mm) T-Tube Basic Dimensions, mm (in.)
O.D. Ordering O.D. Ordering
Lapped Flange Connectors Fractional Tube
(in.) Number L G (mm) Number L G

G
T
1/16 -MN-FL1 0.38(9.7) 0.25(6.4) 3 -MN-ML3 13.5(0.53) 10.0(0.39)
T-Tube Basic Dimensions, in. (mm)
O.D. Flange Ordering 1/8 -MN-FL2 0.53(13.5) 0.37(9.5) 6 -MN-ML6 15.7(0.62) 14.0(0.55)
(in.) Seal
Number L G C E J 1/4 -MN-FL4
G - Nut Hex

L 0.62(15.7) 0.50(12.7) 10 -MN-ML10 22.1(0.87) 22.0(0.87)

1/4 A -LFC-FL4A 3.18(80.8) 0.56(14.3) 0.60(15.2) 0.19(4.8) 1.36(34.5) 1/2 -MN-FL8 0.87(22.1) 0.94(23.8) 12 -MN-ML12 22.1(0.87) 24.0(0.94)
E
T

1/4 B -LFC-FL4B 3.18(80.8) 0.56(14.3) 0.60(15.2) 0.19(4.8) 1.36(34.5)

Applicable to female tube fittings, such as column end fittings.
3/8 A -LFC-FL6A 3.24(82.3) 0.69(17.5) 0.66(16.8) 0.28(7.1) 1.36(34.5)
C 6.5
L 3/8 B -LFC-FL6B 3.24(82.3) 0.69(17.5) 0.66(16.8) 0.28(7.1) 1.36(34.5)
1/2 A -LFC-FL8A 3.35(85.1) 0.87(22.2) 0.90(22.9) 0.31(7.9) 1.36(34.5)
◎ Standard material is 316 or Monel. 1/2 B -LFC-FL8B 3.35(85.1) 0.87(22.2) 0.90(22.9) 0.31(7.9) 1.36(34.5)
◎ The flange ends are used with
NPS 1/2 lap joint pipe flanges.
◎ The flange ends are dimensioned to
Metric Tube
meet "ASME B16.5 Class 2500" flange T-Tube Basic Dimensions, mm (in.)
specifications. O.D. Flange Ordering
(mm) Seal
Number L G C E J
◎ The Flange Seal A means surface finish
Ra 3.2-6.3 m, the flange Seal B means 10 A -LFC-ML10A 82.6(3.25) 19.0(0.75) 17.2(0.68) 7.9(0.31) 34.5(1.36)

Ra 6.3-12.5 m. 10 B -LFC-ML10B 82.6(3.25) 19.0(0.75) 17.2(0.68) 7.9(0.31) 34.5(1.36)

 A-62 6D Series Tube Fittings 6D Series Tube Fittings A-63

Plugs Fractional Tube Metric Tube

Female Nuts Fractional Tube Metric Tube
T-Tube Basic Dimensions, T-Tube Basic Dimensions, T-Tube Basic T-Tube Basic Dimensions, mm (in.)
Dimensions, in. (mm)

Tube Fittings
Tube Fittings

O.D. Ordering in. (mm) O.D. Ordering mm (in.) O.D. Ordering O.D. Ordering

G - Nut Hex
G - Nut Hex

(in.) Number G (mm) Number G (in.) Number L G (mm) Number L G

T
T

1/16 -TP-FL1 0.31(7.9) 2 -TP-ML2 12.0(0.47) 1/16 -N-FL1 0.31(7.9) 0.31(7.9) 2 -N-ML2 11.9(0.47) 12.0(0.47)
1/8 -TP-FL2 0.44(11.1) 3 -TP-ML3 12.0(0.47) 1/8 -N-FL2 0.47(11.9) 0.44(11.1) 3 -N-ML3 11.9(0.47) 12.0(0.47)
3/16 -TP-FL3 0.50(12.7) 4 -TP-ML4 12.0(0.47) L 3/16 -N-FL3 0.47(11.9) 0.50(12.7) 4 -N-ML4 11.9(0.47) 12.0(0.47)
1/4 -TP-FL4 0.56(14.3) 6 -TP-ML6 14.0(0.55) 1/4 -N-FL4 0.50(12.7) 0.56(14.3) 6 -N-ML6 12.7(0.50) 14.0(0.55)
5/16 -TP-FL5 0.63(15.9) 8 -TP-ML8 16.0(0.63) 5/16 -N-FL5 0.53(13.5) 0.63(15.9) 8 -N-ML8 13.5(0.53) 16.0(0.63)
3/8 -TP-FL6 0.69(17.5) 10 -TP-ML10 19.0(0.75) 3/8 -N-FL6 0.56(14.2) 0.69(17.5) 10 -N-ML10 15.1(0.59) 19.0(0.75)
1/2 -TP-FL8 0.87(22.2) 12 -TP-ML12 22.0(0.87) 1/2 -N-FL8 0.69(17.5) 0.87(22.2) 12 -N-ML12 17.4(0.69) 22.0(0.87)
5/8 -TP-FL10 1.00(25.4) 14 -TP-ML14 25.0(0.98) 5/8 -N-FL10 0.69(17.5) 1.00(25.4) 14 -N-ML14 17.4(0.69) 25.0(0.98)
3/4 -TP-FL12 1.13(28.6) 15 -TP-ML15 25.0(0.98) 3/4 -N-FL12 0.69(17.5) 1.13(28.6) 15 -N-ML15 17.4(0.69) 25.0(0.98)
7/8 -TP-FL14 1.25(31.8) 16 -TP-ML16 25.0(0.98) 7/8 -N-FL14 0.69(17.5) 1.25(31.8) 16 -N-ML16 17.4(0.69) 25.0(0.98)
1 -TP-FL16 1.50(38.1) 18 -TP-ML18 30.0(1.18) 1 -N-FL16 0.81(20.6) 1.50(38.1) 18 -N-ML18 17.4(0.69) 30.0(1.18)
1 1/4 -TP-FL20 1.87(47.6) 20 -TP-ML20 32.0(1.26) 1 1/8 -N-FL18 1.21(30.8) 1.75(44.5) 20 -N-ML20 17.4(0.69) 32.0(1.26)
1 1/2 -TP-FL24 2.25(57.2) 22 -TP-ML22 32.0(1.26) 1 1/4 -N-FL20 1.25(31.8) 1.87(47.6) 22 -N-ML22 17.4(0.69) 32.0(1.26)
25 -TP-ML25 38.0(1.50) 1 1/2 -N-FL24 1.50(38.1) 2.25(57.2) 25 -N-ML25 20.6(0.81) 38.0(1.50)
28 -TP-ML28 46.0(1.81) 28 -N-ML28 30.6(1.20) 46.0(1.81)
30 -TP-ML30 50.0(1.97) 30 -N-ML30 32.7(1.29) 50.0(1.97)
32 -TP-ML32 50.0(1.97) 32 -N-ML32 34.4(1.35) 50.0(1.97)
38 -TP-ML38 60.0(2.36) 38 -N-ML38 40.6(1.60) 60.0(2.36)

Knurled Nuts
Vent Protectors NPT Thread
F - Body Hex
40 mesh Dimensions, in. (mm)

G - Nut Hex
wire P P-NPT Ordering
screen Size Number To order a knurled nut add -K to the nut ordering number.
L F B E

T
Example: B-KN-FL4
E

1/8 -VPF-NS2 0.56(14.2) 0.50(12.7) 0.38(9.7) 0.19(4.8)

1/4 -VPF-NS4 0.78(19.8) 0.56(14.3) 0.56(14.2) 0.28(7.1) L
B 3/8 -VPF-NS6 0.81(20.6) 0.69(17.5) 0.56(14.2) 0.41(10.4)
L 1/2 -VPF-NS8 1.03(26.2) 0.87(22.2) 0.75(19.1) 0.50(12.7)
3/4 -VPF-NS12 1.06(26.9) 1.06(27.0) 0.76(19.2) 0.72(18.3)
40 mesh 300 series stainless steel wire
1 -VPF-NS16 1.37(34.8) 1.37(34.9) 0.94(23.9) 0.88(22.4)
screen assembly
To order brass, replace SS in the ordering number with B
Example: B-VPF-NS2
Male Nuts Fractional Tube Metric Tube
T-Tube Basic Dimensions, in. (mm) T-Tube Basic Dimensions, mm (in.)
O.D. Ordering O.D. Ordering
Lapped Flange Connectors Fractional Tube
(in.) Number L G (mm) Number L G

G
T
1/16 -MN-FL1 0.38(9.7) 0.25(6.4) 3 -MN-ML3 13.5(0.53) 10.0(0.39)
T-Tube Basic Dimensions, in. (mm)
O.D. Flange Ordering 1/8 -MN-FL2 0.53(13.5) 0.37(9.5) 6 -MN-ML6 15.7(0.62) 14.0(0.55)
(in.) Seal
Number L G C E J 1/4 -MN-FL4
G - Nut Hex

L 0.62(15.7) 0.50(12.7) 10 -MN-ML10 22.1(0.87) 22.0(0.87)

1/4 A -LFC-FL4A 3.18(80.8) 0.56(14.3) 0.60(15.2) 0.19(4.8) 1.36(34.5) 1/2 -MN-FL8 0.87(22.1) 0.94(23.8) 12 -MN-ML12 22.1(0.87) 24.0(0.94)
E
T

1/4 B -LFC-FL4B 3.18(80.8) 0.56(14.3) 0.60(15.2) 0.19(4.8) 1.36(34.5)

Applicable to female tube fittings, such as column end fittings.
3/8 A -LFC-FL6A 3.24(82.3) 0.69(17.5) 0.66(16.8) 0.28(7.1) 1.36(34.5)
C 6.5
L 3/8 B -LFC-FL6B 3.24(82.3) 0.69(17.5) 0.66(16.8) 0.28(7.1) 1.36(34.5)
1/2 A -LFC-FL8A 3.35(85.1) 0.87(22.2) 0.90(22.9) 0.31(7.9) 1.36(34.5)
◎ Standard material is 316 or Monel. 1/2 B -LFC-FL8B 3.35(85.1) 0.87(22.2) 0.90(22.9) 0.31(7.9) 1.36(34.5) Assembly Diagram
◎ The flange ends are used with
NPS 1/2 lap joint pipe flanges. ◎ Assembly Method
Metric Tube
◎ The flange ends are dimensioned to 1. Please see Installation Instructions - Manual Instructions, page 12.
T-Tube Basic Dimensions, mm (in.)
meet "ASME B16.5 Class 2500" flange O.D. Flange Ordering 2. Not applicable to installation with a manual presetting tool or a hydraulic
specifications. (mm) Seal
Number L G C E J presetting tool.
◎ The Flange Seal A means surface finish 10 A -LFC-ML10A 82.6(3.25) 19.0(0.75) 17.2(0.68) 7.9(0.31) 34.5(1.36) 3. Not applicable to testing with a gap inspection gauge.
Ra 3.2-6.3 m, the flange Seal B means 10 B -LFC-ML10B 82.6(3.25) 19.0(0.75) 17.2(0.68) 7.9(0.31) 34.5(1.36)
Ra 6.3-12.5 m.
 A-64 6D Series Tube Fittings 6D Series Tube Fittings A-65

Front Ferrules Rear Ferrules Nut-Ferrule Sets Ferrule Sets

Tube Fittings
Tube Fittings

T
The nut-ferrule set contains 1 nut, 1 rear ferrule and 1 front ferrule. The ferrule set contains 1 rear ferrule and 1 front ferrule.
Fractional Tube Fractional Tube
T-Tube Basic T-Tube Basic Fractional Tube Fractional Tube
O.D. Ordering O.D. Ordering
(in.) Number (in.) Number T-Tube Basic T-Tube Basic
O.D. Ordering O.D. Ordering
1/16 -FF-FL1 1/16 -RF-FL1 (in.) Number (in.) Number
1/8 -FF-FL2 1/8 -RF-FL2 1/16 -NFS-FL1 1/16 -FRS-FL1
3/16 -FF-FL3 3/16 -RF-FL3 1/8 -NFS-FL2 1/8 -FRS-FL2
1/4 -FF-FL4 1/4 -RF-FL4 3/16 -NFS-FL3 3/16 -FRS-FL3
5/16 -FF-FL5 5/16 -RF-FL5 1/4 -NFS-FL4 1/4 -FRS-FL4
3/8 -FF-FL6 3/8 -RF-FL6 5/16 -NFS-FL5 5/16 -FRS-FL5
1/2 -FF-FL8 1/2 -RF-FL8 3/8 -NFS-FL6 3/8 -FRS-FL6
5/8 -FF-FL10 5/8 -RF-FL10 1/2 -NFS-FL8 1/2 -FRS-FL8
3/4 -FF-FL12 3/4 -RF-FL12 5/8 -NFS-FL10 5/8 -FRS-FL10
7/8 -FF-FL14 7/8 -RF-FL14 3/4 -NFS-FL12 3/4 -FRS-FL12
1 -FF-FL16 1 -RF-FL16
1 1/8 -FF-FL18 1 1/8 -RF-FL18
1 1/4 -FF-FL20 1 1/4 -RF-FL20 Metric Tube Metric Tube
1 1/2 -FF-FL24 1 1/2 -RF-FL24
T-Tube Basic T-Tube Basic
O.D. Ordering O.D. Ordering
(mm) Number (mm) Number
2 -NFS-ML2 2 -FRS-ML2
Metric Tube Metric Tube
3 -NFS-ML3 3 -FRS-ML3
T-Tube Basic T-Tube Basic 4 -NFS-ML4 4 -FRS-ML4
O.D. Ordering O.D. Ordering
(mm) Number (mm) Number 6 -NFS-ML6 6 -FRS-ML6
8 -NFS-ML8 8 -FRS-ML8
2 -FF-ML2 2 -RF-ML2
10 -NFS-ML10 10 -FRS-ML10
3 -FF-ML3 3 -RF-ML3
12 -NFS-ML12 12 -FRS-ML12
4 -FF-ML4 4 -RF-ML4
14 -NFS-ML14 14 -FRS-ML14
6 -FF-ML6 6 -RF-ML6
15 -NFS-ML15 15 -FRS-ML15
8 -FF-ML8 8 -RF-ML8
16 -NFS-ML16 16 -FRS-ML16
10 -FF-ML10 10 -RF-ML10
18 -NFS-ML18 18 -FRS-ML18
12 -FF-ML12 12 -RF-ML12
14 -FF-ML14 14 -RF-ML14
15 -FF-ML15 15 -RF-ML15
Please order nut-ferrule sets in multiples of 5. Please order ferrule sets in multiples of 10.
16 -FF-ML16 16 -RF-ML16
Figure below shows nut-ferrule sets with the arbor. Figure below shows ferrule sets with the arbor.
18 -FF-ML18 18 -RF-ML18
One arbor holds 5 nut-ferrule sets. One arbor holds 10 ferrule sets.
20 -FF-ML20 20 -RF-ML20
22 -FF-ML22 22 -RF-ML22
25 -FF-ML25 25 -RF-ML25
28 -FF-ML28 28 -RF-ML28
30 -FF-ML30 30 -RF-ML30
32 -FF-ML32 32 -RF-ML32
38 -FF-ML38 38 -RF-ML38

Notes:
1. Stainless steel front ferrules over 1 in. or 25 mm are silver plated.
2. In addition to the metal ferrules, PTFE and nylon ferrules are also available,
please contact FITOK Group or our authorized distributors.
 A-64 6D Series Tube Fittings 6D Series Tube Fittings A-65

Front Ferrules Rear Ferrules Nut-Ferrule Sets Ferrule Sets

Tube Fittings
Tube Fittings

T
The nut-ferrule set contains 1 nut, 1 rear ferrule and 1 front ferrule. The ferrule set contains 1 rear ferrule and 1 front ferrule.
Fractional Tube Fractional Tube
T-Tube Basic T-Tube Basic Fractional Tube Fractional Tube
O.D. Ordering O.D. Ordering
(in.) Number (in.) Number T-Tube Basic T-Tube Basic
O.D. Ordering O.D. Ordering
1/16 -FF-FL1 1/16 -RF-FL1 (in.) Number (in.) Number
1/8 -FF-FL2 1/8 -RF-FL2 1/16 -NFS-FL1 1/16 -FRS-FL1
3/16 -FF-FL3 3/16 -RF-FL3 1/8 -NFS-FL2 1/8 -FRS-FL2
1/4 -FF-FL4 1/4 -RF-FL4 3/16 -NFS-FL3 3/16 -FRS-FL3
5/16 -FF-FL5 5/16 -RF-FL5 1/4 -NFS-FL4 1/4 -FRS-FL4
3/8 -FF-FL6 3/8 -RF-FL6 5/16 -NFS-FL5 5/16 -FRS-FL5
1/2 -FF-FL8 1/2 -RF-FL8 3/8 -NFS-FL6 3/8 -FRS-FL6
5/8 -FF-FL10 5/8 -RF-FL10 1/2 -NFS-FL8 1/2 -FRS-FL8
3/4 -FF-FL12 3/4 -RF-FL12 5/8 -NFS-FL10 5/8 -FRS-FL10
7/8 -FF-FL14 7/8 -RF-FL14 3/4 -NFS-FL12 3/4 -FRS-FL12
1 -FF-FL16 1 -RF-FL16
1 1/8 -FF-FL18 1 1/8 -RF-FL18
1 1/4 -FF-FL20 1 1/4 -RF-FL20 Metric Tube Metric Tube
1 1/2 -FF-FL24 1 1/2 -RF-FL24
T-Tube Basic T-Tube Basic
O.D. Ordering O.D. Ordering
(mm) Number (mm) Number
2 -NFS-ML2 2 -FRS-ML2
Metric Tube Metric Tube
3 -NFS-ML3 3 -FRS-ML3
T-Tube Basic T-Tube Basic 4 -NFS-ML4 4 -FRS-ML4
O.D. Ordering O.D. Ordering
(mm) Number (mm) Number 6 -NFS-ML6 6 -FRS-ML6
8 -NFS-ML8 8 -FRS-ML8
2 -FF-ML2 2 -RF-ML2
10 -NFS-ML10 10 -FRS-ML10
3 -FF-ML3 3 -RF-ML3
12 -NFS-ML12 12 -FRS-ML12
4 -FF-ML4 4 -RF-ML4
14 -NFS-ML14 14 -FRS-ML14
6 -FF-ML6 6 -RF-ML6
15 -NFS-ML15 15 -FRS-ML15
8 -FF-ML8 8 -RF-ML8
16 -NFS-ML16 16 -FRS-ML16
10 -FF-ML10 10 -RF-ML10
18 -NFS-ML18 18 -FRS-ML18
12 -FF-ML12 12 -RF-ML12
14 -FF-ML14 14 -RF-ML14
15 -FF-ML15 15 -RF-ML15
Please order nut-ferrule sets in multiples of 5. Please order ferrule sets in multiples of 10.
16 -FF-ML16 16 -RF-ML16
Figure below shows nut-ferrule sets with the arbor. Figure below shows ferrule sets with the arbor.
18 -FF-ML18 18 -RF-ML18
One arbor holds 5 nut-ferrule sets. One arbor holds 10 ferrule sets.
20 -FF-ML20 20 -RF-ML20
22 -FF-ML22 22 -RF-ML22
25 -FF-ML25 25 -RF-ML25
28 -FF-ML28 28 -RF-ML28
30 -FF-ML30 30 -RF-ML30
32 -FF-ML32 32 -RF-ML32
38 -FF-ML38 38 -RF-ML38

Notes:
1. Stainless steel front ferrules over 1 in. or 25 mm are silver plated.
2. In addition to the metal ferrules, PTFE and nylon ferrules are also available,
please contact FITOK Group or our authorized distributors.
 A-66 6D Series Tube Fittings 6D Series Tube Fittings A-67

Reducers Reducers
F - Body Hex

Tube Fittings
F - Body Hex
Tube Fittings

F - Body Hex

G - Nut Hex
G - Nut Hex

G - Nut Hex

E
Tx
Tx
E

T
T

Tx
E
T
C C
C
L L L

1" and below 1 1/4" and above 25 mm and below

Metric Tube
Fractional Tube
T-Tube Tx-Tube Basic Dimensions, mm (in.)
T-Tube Tx-Tube Basic Dimensions, in. (mm) O.D. O.D. Ordering
O.D. O.D. Ordering (mm) (mm) Number L C G F E
(in.) (in.) Number L C G F E
2 3 -R-ML2-MT3 33.5(1.32) 12.9(0.51) 12.0(0.47) 12.0(0.47) 1.7(0.07)
1/16 1/8 -R-FL1-FT2 1.15(29.2) 0.34(8.6) 0.31(7.9) 0.31(7.9) 0.05(1.3)
3 4 -R-ML3-MT4 35.0(1.38) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09)
1/16 3/16 -R-FL1-FT3 1.18(30.0) 0.34(8.6) 0.31(7.9) 0.31(7.9) 0.05(1.3)
3 6 -R-ML3-MT6 36.1(1.42) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09)
1/16 1/4 -R-FL1-FT4 1.24(31.5) 0.34(8.6) 0.31(7.9) 0.31(7.9) 0.05(1.3)
3 10 -R-ML3-MT10 38.4(1.51) 12.9(0.51) 12.0(0.47) 14.0(0.55) 2.4(0.09)
1/8 1/16 -R-FL2-FT1 1.14(29.0) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.03(0.8)
4 6 -R-ML4-MT6 37.1(1.46) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09)
1/8 1/8 -R-FL2-FT2 1.32(33.5) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.08(2.0)
6 3 -R-ML6-MT3 36.9(1.45) 15.3(0.60) 14.0(0.55) 14.0(0.55) 1.9(0.07)
1/8 3/16 -R-FL2-FT3 1.35(34.3) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3)
6 8 -R-ML6-MT8 39.9(1.57) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19)
1/8 1/4 -R-FL2-FT4 1.42(36.1) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3)
6 10 -R-ML6-MT10 40.7(1.60) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19)
1/8 3/8 -R-FL2-FT6 1.48(37.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3)
6 12 -R-ML6-MT12 46.3(1.82) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19)
1/8 1/2 -R-FL2-FT8 1.74(44.2) 0.50(12.7) 0.44(11.1) 0.56(14.3) 0.09(2.3)
6 18 -R-ML6-MT18 49.6(1.95) 15.3(0.60) 14.0(0.55) 22.0(0.87) 4.8(0.19)
3/16 1/8 -R-FL3-FT2 1.37(34.8) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.08(2.0)
8 6 -R-ML8-MT6 40.3(1.59) 16.2(0.64) 16.0(0.63) 15.0(0.59) 4.1(0.16)
3/16 1/4 -R-FL3-FT4 1.46(37.1) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0)
8 10 -R-ML8-MT10 42.0(1.65) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25)
1/4 1/8 -R-FL4-FT2 1.45(36.8) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.08(2.0)
8 12 -R-ML8-MT12 47.6(1.87) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25)
1/4 3/16 -R-FL4-FT3 1.48(37.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.12(3.0)
10 6 -R-ML10-MT6 42.4(1.67) 17.2(0.68) 19.0(0.75) 18.0(0.71) 4.1(0.16)
1/4 1/4 -R-FL4-FT4 1.54(39.1) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.17(4.3)
10 8 -R-ML10-MT8 43.4(1.71) 17.2(0.68) 19.0(0.75) 18.0(0.71) 5.6(0.22)
1/4 5/16 -R-FL4-FT5 1.57(39.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8)
10 12 -R-ML10-MT12 49.8(1.96) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.9(0.31)
1/4 3/8 -R-FL4-FT6 1.60(40.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8)
10 15 -R-ML10-MT15 51.3(2.02) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.9(0.31)
1/4 1/2 -R-FL4-FT8 1.82(46.2) 0.60(15.2) 0.56(14.3) 0.56(14.3) 0.19(4.8)
10 18 -R-ML10-MT18 51.3(2.02) 17.2(0.68) 19.0(0.75) 22.0(0.87) 7.9(0.31)
1/4 5/8 -R-FL4-FT10 1.89(48.0) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8)
12 6 -R-ML12-MT6 44.9(1.77) 22.8(0.90) 22.0(0.87) 22.0(0.87) 4.1(0.16)
1/4 3/4 -R-FL4-FT12 1.88(47.8) 0.60(15.2) 0.56(14.3) 0.81(20.6) 0.19(4.8)
12 8 -R-ML12-MT8 45.9(1.81) 22.8(0.90) 22.0(0.87) 22.0(0.87) 5.6(0.22)
5/16 3/8 -R-FL5-FT6 1.65(41.9) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4)
12 10 -R-ML12-MT10 46.7(1.84) 22.8(0.90) 22.0(0.87) 22.0(0.87) 7.1(0.28)
5/16 1/2 -R-FL5-FT8 1.87(47.5) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4)
12 16 -R-ML12-MT16 53.8(2.12) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37)
3/8 1/4 -R-FL6-FT4 1.63(41.4) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.17(4.3)
12 18 -R-ML12-MT18 53.8(2.12) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37)
3/8 3/8 -R-FL6-FT6 1.70(43.2) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.27(6.9)
12 20 -R-ML12-MT20 56.1(2.21) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37)
3/8 1/2 -R-FL6-FT8 1.91(48.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1)
12 22 -R-ML12-MT22 56.1(2.21) 22.8(0.90) 22.0(0.87) 24.0(0.94) 9.5(0.37)
3/8 5/8 -R-FL6-FT10 1.98(50.3) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1)
12 25 -R-ML12-MT25 62.4(2.46) 22.8(0.90) 22.0(0.87) 27.0(1.06) 9.5(0.37)
3/8 3/4 -R-FL6-FT12 1.98(50.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1)
16 12 -R-ML16-MT12 53.0(2.09) 24.4(0.96) 25.0(0.98) 24.0(0.94) 8.8(0.35)
1/2 1/4 -R-FL8-FT4 1.77(45.0) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.17(4.3)
18 12 -R-ML18-MT12 54.6(2.15) 24.4(0.96) 30.0(1.18) 27.0(1.06) 8.8(0.35)
1/2 3/8 -R-FL8-FT6 1.84(46.7) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.27(6.9)
18 16 -R-ML18-MT16 56.1(2.21) 24.4(0.96) 30.0(1.18) 27.0(1.06) 12.0(0.47)
1/2 1/2 -R-FL8-FT8 2.06(52.3) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.37(9.4)
18 20 -R-ML18-MT20 57.6(2.27) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59)
1/2 5/8 -R-FL8-FT10 2.12(53.8) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4)
18 22 -R-ML18-MT22 57.6(2.27) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59)
1/2 3/4 -R-FL8-FT12 2.12(53.8) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4)
18 25 -R-ML18-MT25 62.4(2.46) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59)
1/2 1 -R-FL8-FT16 2.37(60.2) 0.90(22.9) 0.87(22.2) 1.06(27.0) 0.41(10.4)
20 16 -R-ML20-MT16 57.9(2.28) 26.0(1.02) 32.0(1.26) 30.0(1.18) 12.0(0.47)
5/8 3/4 -R-FL10-FT12 2.15(54.6) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.50(12.7)
20 18 -R-ML20-MT18 57.9(2.28) 26.0(1.02) 32.0(1.26) 30.0(1.18) 13.9(0.55)
5/8 7/8 -R-FL10-FT14 2.21(56.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.50(12.7)
20 22 -R-ML20-MT22 59.4(2.34) 26.0(1.02) 32.0(1.26) 30.0(1.18) 15.9(0.63)
5/8 1 -R-FL10-FT16 2.40(61.0) 0.96(24.4) 1.00(25.4) 1.06(27.0) 0.50(12.7)
20 25 -R-ML20-MT25 64.2(2.53) 26.0(1.02) 32.0(1.26) 30.0(1.18) 15.8(0.62)
3/4 1/2 -R-FL12-FT8 2.15(54.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.37(9.4)
22 18 -R-ML22-MT18 57.9(2.28) 26.0(1.02) 32.0(1.26) 30.0(1.18) 13.9(0.55)
3/4 1 -R-FL12-FT16 2.46(62.5) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7)
22 20 -R-ML22-MT20 59.4(2.34) 26.0(1.02) 32.0(1.26) 30.0(1.18) 15.5(0.61)
1 1 1/4 -R-FL16-AFT20 3.17(80.5) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4)
22 25 -R-ML22-MT25 64.2(2.53) 26.0(1.02) 32.0(1.26) 30.0(1.18) 18.3(0.72)
1 1 1/2 -R-FL16-AFT24 3.51(89.2) 1.23(31.2) 1.50(38.1) 1.63(41.3) 0.88(22.4)
25 18 -R-ML25-MT18 63.1(2.48) 31.3(1.23) 38.0(1.50) 35.0(1.38) 13.9(0.55)
1 2 -R-FL16-AFT32 4.43(112.5) 1.23(31.2) 1.50(38.1) 2.13(54.0) 0.88(22.4)
25 20 -R-ML25-MT20 64.6(2.54) 31.3(1.23) 38.0(1.50) 35.0(1.38) 15.5(0.61)
1 1/4 1 1/2 -R-FL20-AFT24 4.10(104.1) 1.62(41.1) 1.87(47.6) 1.87(47.6) 1.09(27.7)
 A-66 6D Series Tube Fittings 6D Series Tube Fittings A-67

Reducers Reducers
F - Body Hex

Tube Fittings
F - Body Hex
Tube Fittings

F - Body Hex

G - Nut Hex
G - Nut Hex

G - Nut Hex

E
Tx
Tx
E

T
T

Tx
E
T
C C
C
L L L

1" and below 1 1/4" and above 25 mm and below

Metric Tube
Fractional Tube
T-Tube Tx-Tube Basic Dimensions, mm (in.)
T-Tube Tx-Tube Basic Dimensions, in. (mm) O.D. O.D. Ordering
O.D. O.D. Ordering (mm) (mm) Number L C G F E
(in.) (in.) Number L C G F E
2 3 -R-ML2-MT3 33.5(1.32) 12.9(0.51) 12.0(0.47) 12.0(0.47) 1.7(0.07)
1/16 1/8 -R-FL1-FT2 1.15(29.2) 0.34(8.6) 0.31(7.9) 0.31(7.9) 0.05(1.3)
3 4 -R-ML3-MT4 35.0(1.38) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09)
1/16 3/16 -R-FL1-FT3 1.18(30.0) 0.34(8.6) 0.31(7.9) 0.31(7.9) 0.05(1.3)
3 6 -R-ML3-MT6 36.1(1.42) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09)
1/16 1/4 -R-FL1-FT4 1.24(31.5) 0.34(8.6) 0.31(7.9) 0.31(7.9) 0.05(1.3)
3 10 -R-ML3-MT10 38.4(1.51) 12.9(0.51) 12.0(0.47) 14.0(0.55) 2.4(0.09)
1/8 1/16 -R-FL2-FT1 1.14(29.0) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.03(0.8)
4 6 -R-ML4-MT6 37.1(1.46) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09)
1/8 1/8 -R-FL2-FT2 1.32(33.5) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.08(2.0)
6 3 -R-ML6-MT3 36.9(1.45) 15.3(0.60) 14.0(0.55) 14.0(0.55) 1.9(0.07)
1/8 3/16 -R-FL2-FT3 1.35(34.3) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3)
6 8 -R-ML6-MT8 39.9(1.57) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19)
1/8 1/4 -R-FL2-FT4 1.42(36.1) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3)
6 10 -R-ML6-MT10 40.7(1.60) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19)
1/8 3/8 -R-FL2-FT6 1.48(37.6) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3)
6 12 -R-ML6-MT12 46.3(1.82) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19)
1/8 1/2 -R-FL2-FT8 1.74(44.2) 0.50(12.7) 0.44(11.1) 0.56(14.3) 0.09(2.3)
6 18 -R-ML6-MT18 49.6(1.95) 15.3(0.60) 14.0(0.55) 22.0(0.87) 4.8(0.19)
3/16 1/8 -R-FL3-FT2 1.37(34.8) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.08(2.0)
8 6 -R-ML8-MT6 40.3(1.59) 16.2(0.64) 16.0(0.63) 15.0(0.59) 4.1(0.16)
3/16 1/4 -R-FL3-FT4 1.46(37.1) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0)
8 10 -R-ML8-MT10 42.0(1.65) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25)
1/4 1/8 -R-FL4-FT2 1.45(36.8) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.08(2.0)
8 12 -R-ML8-MT12 47.6(1.87) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25)
1/4 3/16 -R-FL4-FT3 1.48(37.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.12(3.0)
10 6 -R-ML10-MT6 42.4(1.67) 17.2(0.68) 19.0(0.75) 18.0(0.71) 4.1(0.16)
1/4 1/4 -R-FL4-FT4 1.54(39.1) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.17(4.3)
10 8 -R-ML10-MT8 43.4(1.71) 17.2(0.68) 19.0(0.75) 18.0(0.71) 5.6(0.22)
1/4 5/16 -R-FL4-FT5 1.57(39.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8)
10 12 -R-ML10-MT12 49.8(1.96) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.9(0.31)
1/4 3/8 -R-FL4-FT6 1.60(40.6) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8)
10 15 -R-ML10-MT15 51.3(2.02) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.9(0.31)
1/4 1/2 -R-FL4-FT8 1.82(46.2) 0.60(15.2) 0.56(14.3) 0.56(14.3) 0.19(4.8)
10 18 -R-ML10-MT18 51.3(2.02) 17.2(0.68) 19.0(0.75) 22.0(0.87) 7.9(0.31)
1/4 5/8 -R-FL4-FT10 1.89(48.0) 0.60(15.2) 0.56(14.3) 0.69(17.5) 0.19(4.8)
12 6 -R-ML12-MT6 44.9(1.77) 22.8(0.90) 22.0(0.87) 22.0(0.87) 4.1(0.16)
1/4 3/4 -R-FL4-FT12 1.88(47.8) 0.60(15.2) 0.56(14.3) 0.81(20.6) 0.19(4.8)
12 8 -R-ML12-MT8 45.9(1.81) 22.8(0.90) 22.0(0.87) 22.0(0.87) 5.6(0.22)
5/16 3/8 -R-FL5-FT6 1.65(41.9) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4)
12 10 -R-ML12-MT10 46.7(1.84) 22.8(0.90) 22.0(0.87) 22.0(0.87) 7.1(0.28)
5/16 1/2 -R-FL5-FT8 1.87(47.5) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4)
12 16 -R-ML12-MT16 53.8(2.12) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37)
3/8 1/4 -R-FL6-FT4 1.63(41.4) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.17(4.3)
12 18 -R-ML12-MT18 53.8(2.12) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37)
3/8 3/8 -R-FL6-FT6 1.70(43.2) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.27(6.9)
12 20 -R-ML12-MT20 56.1(2.21) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37)
3/8 1/2 -R-FL6-FT8 1.91(48.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1)
12 22 -R-ML12-MT22 56.1(2.21) 22.8(0.90) 22.0(0.87) 24.0(0.94) 9.5(0.37)
3/8 5/8 -R-FL6-FT10 1.98(50.3) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1)
12 25 -R-ML12-MT25 62.4(2.46) 22.8(0.90) 22.0(0.87) 27.0(1.06) 9.5(0.37)
3/8 3/4 -R-FL6-FT12 1.98(50.3) 0.66(16.8) 0.69(17.5) 0.81(20.6) 0.28(7.1)
16 12 -R-ML16-MT12 53.0(2.09) 24.4(0.96) 25.0(0.98) 24.0(0.94) 8.8(0.35)
1/2 1/4 -R-FL8-FT4 1.77(45.0) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.17(4.3)
18 12 -R-ML18-MT12 54.6(2.15) 24.4(0.96) 30.0(1.18) 27.0(1.06) 8.8(0.35)
1/2 3/8 -R-FL8-FT6 1.84(46.7) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.27(6.9)
18 16 -R-ML18-MT16 56.1(2.21) 24.4(0.96) 30.0(1.18) 27.0(1.06) 12.0(0.47)
1/2 1/2 -R-FL8-FT8 2.06(52.3) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.37(9.4)
18 20 -R-ML18-MT20 57.6(2.27) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59)
1/2 5/8 -R-FL8-FT10 2.12(53.8) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4)
18 22 -R-ML18-MT22 57.6(2.27) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59)
1/2 3/4 -R-FL8-FT12 2.12(53.8) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4)
18 25 -R-ML18-MT25 62.4(2.46) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59)
1/2 1 -R-FL8-FT16 2.37(60.2) 0.90(22.9) 0.87(22.2) 1.06(27.0) 0.41(10.4)
20 16 -R-ML20-MT16 57.9(2.28) 26.0(1.02) 32.0(1.26) 30.0(1.18) 12.0(0.47)
5/8 3/4 -R-FL10-FT12 2.15(54.6) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.50(12.7)
20 18 -R-ML20-MT18 57.9(2.28) 26.0(1.02) 32.0(1.26) 30.0(1.18) 13.9(0.55)
5/8 7/8 -R-FL10-FT14 2.21(56.1) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.50(12.7)
20 22 -R-ML20-MT22 59.4(2.34) 26.0(1.02) 32.0(1.26) 30.0(1.18) 15.9(0.63)
5/8 1 -R-FL10-FT16 2.40(61.0) 0.96(24.4) 1.00(25.4) 1.06(27.0) 0.50(12.7)
20 25 -R-ML20-MT25 64.2(2.53) 26.0(1.02) 32.0(1.26) 30.0(1.18) 15.8(0.62)
3/4 1/2 -R-FL12-FT8 2.15(54.6) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.37(9.4)
22 18 -R-ML22-MT18 57.9(2.28) 26.0(1.02) 32.0(1.26) 30.0(1.18) 13.9(0.55)
3/4 1 -R-FL12-FT16 2.46(62.5) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7)
22 20 -R-ML22-MT20 59.4(2.34) 26.0(1.02) 32.0(1.26) 30.0(1.18) 15.5(0.61)
1 1 1/4 -R-FL16-AFT20 3.17(80.5) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4)
22 25 -R-ML22-MT25 64.2(2.53) 26.0(1.02) 32.0(1.26) 30.0(1.18) 18.3(0.72)
1 1 1/2 -R-FL16-AFT24 3.51(89.2) 1.23(31.2) 1.50(38.1) 1.63(41.3) 0.88(22.4)
25 18 -R-ML25-MT18 63.1(2.48) 31.3(1.23) 38.0(1.50) 35.0(1.38) 13.9(0.55)
1 2 -R-FL16-AFT32 4.43(112.5) 1.23(31.2) 1.50(38.1) 2.13(54.0) 0.88(22.4)
25 20 -R-ML25-MT20 64.6(2.54) 31.3(1.23) 38.0(1.50) 35.0(1.38) 15.5(0.61)
1 1/4 1 1/2 -R-FL20-AFT24 4.10(104.1) 1.62(41.1) 1.87(47.6) 1.87(47.6) 1.09(27.7)
 A-68 6D Series Tube Fittings 6D Series Tube Fittings A-69

Reducers Metric Tube Fractional Tube Insert for Soft Plastic Tubings Port Connectors
T-Tube Tx-Tube Basic Dimensions, mm (in.)

Tube Fittings
F - Body Hex
Tube Fittings

O.D. O.D. Ordering

(mm) (in.) Number L C G F E

E
J
G - Nut Hex

T
Tx

T
2 1/8 -R-ML2-FT2

E
Tx
33.5(1.32) 12.9(0.51) 12.0(0.47) 12.0(0.47) 1.7(0.07)
T

B
3 1/8 -R-ML3-FT2 33.5(1.32) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.0(0.08)
L
3 1/4 -R-ML3-FT4 36.1(1.42) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09)
C
L 4 1/4 -R-ML4-FT4 37.1(1.46) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09) Insert for soft plastic tubing is used to protect soft plastic 1" /25 mm and below
tubing used with tube fittings. To determine the correct
6 1/8 -R-ML6-FT2 36.9(1.45) 15.3(0.60) 14.0(0.55) 14.0(0.55) 2.0(0.08)
size of the insert for soft plastic tubing, the outside and
6 1/4 -R-ML6-FT4 39.2(1.54) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.4(0.17)
inside diameter of the soft plastic tubing should be
6 5/16 -R-ML6-FT5 39.9(1.57) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19) determined first.
6 3/8 -R-ML6-FT6 40.7(1.60) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19)
6 1/2 -R-ML6-FT8 46.3(1.82) 15.3(0.60) 14.0(0.55) 14.0(0.55)
Fractional Tube
4.8(0.19)
8 1/4 -R-ML8-FT4 40.3(1.59) 16.2(0.64) 16.0(0.63) 15.0(0.59) 4.4(0.17) T-Tube Tx-Tube Basic E
O.D. I.D. Ordering in. (mm)
8 3/8 -R-ML8-FT6 42.0(1.65) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25) (in.) (in.) Number
8 1/2 -R-ML8-FT8 47.6(1.87) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25)
3/16 1/8 -IN-3-2 0.09(2.3) 1 1/4" /28 mm and above
10 3/8 -R-ML10-FT6 44.4(1.75) 17.2(0.68) 19.0(0.75) 18.0(0.71) 6.8(0.27)
1/4 1/8 -IN-4-2 0.09(2.3)
10 1/2 -R-ML10-FT8 49.8(1.96) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.9(0.31)
1/4 0.17 -IN-4-017 0.11(2.8)
12 1/2 -R-ML12-FT8 52.3(2.06) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.3(0.37)
1/4 3/16 -IN-4-3 0.14(3.5) Fractional Tube
12 3/4 -R-ML12-FT12 53.8(2.12) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37)
5/16 1/8 -IN-5-2 0.09(2.3) T-Tube Basic Dimensions, in. (mm)
18 3/4 -R-ML18-FT12 56.1(2.21) 24.4(0.96) 30.0(1.18) 27.0(1.06) 14.7(0.58)
5/16 3/16 -IN-5-3 0.12(3.0) O.D. Ordering
18 1 -R-ML18-FT16 62.4(2.46) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) (in.) Number L B E J
5/16 1/4 -IN-5-4 0.19(4.8)
25 1 -R-ML25-FT16 69.5(2.74) 31.3(1.23) 38.0(1.50) 35.0(1.38) 20.2(0.80) 1/16 -P-FL1 0.54(13.7) 0.42(10.7) 0.03(0.8) 0.13(3.3)
3/8 3/16 -IN-6-3 0.12(3.0)
1/8 -P-FL2 0.88(22.4) 0.62(15.7) 0.08(2.0) 0.24(6.1)
3/8 1/4 -IN-6-4 0.19(4.8)
Fractional Tube Metric Tube 1/4 -P-FL4 0.97(24.6) 0.74(18.8) 0.17(4.3) 0.37(9.4)
1/2 1/4 -IN-8-4 0.19(4.8)
5/16 -P-FL5 1.02(25.9) 0.79(20.1) 0.22(5.6) 0.43(10.9)
T-Tube Tx-Tube Basic Dimensions, in. (mm) 1/2 3/8 -IN-8-6 0.31(7.9)
O.D. O.D. Ordering 3/8 -P-FL6 1.03(26.2) 0.80(20.3) 0.27(6.9) 0.50(12.7)
5/8 3/8 -IN-10-6 0.31(7.9)
(in.) (mm) Number L C G F E 1/2 -P-FL8 1.41(35.8) 1.02(25.9) 0.37(9.4) 0.62(15.7)
5/8 1/2 -IN-10-8 0.44(11.1)
1/8 6 -R-FL2-MT6 1.42(36.1) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 5/8 -P-FL10 1.64(41.7) 1.11(28.1) 0.47(11.9) 0.81(20.5)
3/4 1/2 -IN-12-8 0.44(11.1)
3/4 -P-FL12 1.65(41.9) 1.09(27.7) 0.58(14.7) 0.87(22.1)
3/4 5/8 -IN-12-10 0.56(14.2)
1 -P-FL16 1.89(48.0) 1.36(34.5) 0.80(20.3) 1.12(28.4)
1 3/4 -IN-16-12 0.69(17.5)
1 1/4 -P-FL20 2.72(69.1) 1.99(50.6) 1.02(25.9) 1.47(37.4)
Bulkhead Reducers Fractional Tube 1 1/2 -P-FL24 3.48(88.4) 2.5(63.6) 1.24(31.5) 1.85(47.0)
F - Body Hex Metric Tube
T-Tube Tx-Tube Basic Dimensions, in. (mm)
G - Nut Hex

O.D. O.D. Ordering

(in.) (in.) Number L C G F Gx E T-Tube Tx-Tube Basic E
E

O.D. I.D. Metric Tube

Tx

Ordering
T

mm (in.)
1/8 1/8 -BR-FL2-FT2 1.95(49.5) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.50(12.7) 0.08(2.0) (mm) (mm) Number
T-Tube Basic Dimensions, mm (in.)
C Gx - Jam Nut Hex 1/4 1/4 -BR-FL4-FT4 2.20(55.9) 0.60(15.2) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.17(4.3) 6 4 -IN-6M-4M 2.8(0.11) O.D. Ordering
L 3/8 3/8 -BR-FL6-FT6 2.41(61.2) 0.66(16.8) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.27(6.9) 8 6 -IN-8M-6M 4.4(0.17) (mm) Number L B E J
1/2 1/2 -BR-FL8-FT8 2.87(72.9) 0.90(22.9) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.37(9.4) 10 8 -IN-10M-8M 6.4(0.25) 3 -P-ML3 22.2(0.87) 15.7(0.62) 1.9(0.07) 6.0(0.24)
5/8 5/8 -BR-FL10-FT10 2.96(75.2) 0.96(24.4) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.47(11.9) 12 8 -IN-12M-8M 6.4(0.25) 6 -P-ML6 24.6(0.97) 18.7(0.74) 4.1(0.16) 9.0(0.35)
3/4 3/4 -BR-FL12-FT12 3.21(81.5) 0.96(24.4) 1.13(28.6) 1.19(30.2) 1.19(30.2) 0.58(14.7) 12 10 -IN-12M-10M 8.3(0.33) 8 -P-ML8 25.9(1.02) 20.0(0.79) 5.6(0.22) 11.0(0.43)
1 1 -BR-FL16-FT16 3.95(100.3) 1.23(31.2) 1.50(38.1) 1.63(41.3) 1.63(41.3) 0.80(20.3) 10 -P-ML10 26.1(1.03) 20.2(0.80) 7.1(0.28) 13.1(0.52)
Ordering Information
Add the material designator in front of the basic ordering 12 -P-ML12 35.8(1.41) 26.0(1.02) 8.8(0.35) 15.0(0.59)
number to form a complete ordering number. 15 -P-ML15 37.8(1.49) 27.6(1.09) 11.2(0.44) 19.6(0.77)
Reducer Elbows Metric Tube
Material Material Designator 16 -P-ML16 37.8(1.49) 27.6(1.09) 12.0(0.47) 20.6(0.81)
316 SS SS 18 -P-ML18 37.8(1.49) 27.7(1.09) 13.9(0.55) 21.0(0.83)
T-Tube Tx-Tube Basic Dimensions, mm (in.) Brass B
L O.D. O.D. 20 -P-ML20 39.4(1.55) 29.2(1.15) 15.5(0.61) 24.6(0.97)
Ordering Alloy 400 M
C (mm) (mm) L C G F E Lx
F - Flat Number Example: SS-IN-3-2 25 -P-ML25 49.3(1.94) 34.5(1.36) 19.9(0.78) 31.2(1.23)
G - Nut Hex

6 6 -LR-ML6-MT6 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.1(0.16) 25.0(0.98) 28 -P-ML28 63.5(2.5) 48.3(1.90) 22.5(0.89) 34.4(1.35)
30 -P-ML30 67.6(2.66) 52.2(2.06) 24.3(0.96) 37.4(1.47)
T

12 12 -LR-ML12-MT12 38.1(1.50) 22.8(0.90) 22.0(0.87) 23.8(0.94) 8.8(0.35) 39.2(1.54)

32 -P-ML32 69.7(2.74) 52.4(2.06) 26.5(1.04) 39.4(1.55)
38 -P-ML38 81.9(3.22) 61.4(2.42) 31.6(1.24) 45.8(1.80)
Lx

E
Tx
 A-68 6D Series Tube Fittings 6D Series Tube Fittings A-69

Reducers Metric Tube Fractional Tube Insert for Soft Plastic Tubings Port Connectors
T-Tube Tx-Tube Basic Dimensions, mm (in.)

Tube Fittings
F - Body Hex
Tube Fittings

O.D. O.D. Ordering

(mm) (in.) Number L C G F E

E
J
G - Nut Hex

T
Tx

T
2 1/8 -R-ML2-FT2

E
Tx
33.5(1.32) 12.9(0.51) 12.0(0.47) 12.0(0.47) 1.7(0.07)
T

B
3 1/8 -R-ML3-FT2 33.5(1.32) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.0(0.08)
L
3 1/4 -R-ML3-FT4 36.1(1.42) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09)
C
L 4 1/4 -R-ML4-FT4 37.1(1.46) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09) Insert for soft plastic tubing is used to protect soft plastic 1" /25 mm and below
tubing used with tube fittings. To determine the correct
6 1/8 -R-ML6-FT2 36.9(1.45) 15.3(0.60) 14.0(0.55) 14.0(0.55) 2.0(0.08)
size of the insert for soft plastic tubing, the outside and
6 1/4 -R-ML6-FT4 39.2(1.54) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.4(0.17)
inside diameter of the soft plastic tubing should be
6 5/16 -R-ML6-FT5 39.9(1.57) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19) determined first.
6 3/8 -R-ML6-FT6 40.7(1.60) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19)
6 1/2 -R-ML6-FT8 46.3(1.82) 15.3(0.60) 14.0(0.55) 14.0(0.55)
Fractional Tube
4.8(0.19)
8 1/4 -R-ML8-FT4 40.3(1.59) 16.2(0.64) 16.0(0.63) 15.0(0.59) 4.4(0.17) T-Tube Tx-Tube Basic E
O.D. I.D. Ordering in. (mm)
8 3/8 -R-ML8-FT6 42.0(1.65) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25) (in.) (in.) Number
8 1/2 -R-ML8-FT8 47.6(1.87) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25)
3/16 1/8 -IN-3-2 0.09(2.3) 1 1/4" /28 mm and above
10 3/8 -R-ML10-FT6 44.4(1.75) 17.2(0.68) 19.0(0.75) 18.0(0.71) 6.8(0.27)
1/4 1/8 -IN-4-2 0.09(2.3)
10 1/2 -R-ML10-FT8 49.8(1.96) 17.2(0.68) 19.0(0.75) 18.0(0.71) 7.9(0.31)
1/4 0.17 -IN-4-017 0.11(2.8)
12 1/2 -R-ML12-FT8 52.3(2.06) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.3(0.37)
1/4 3/16 -IN-4-3 0.14(3.5) Fractional Tube
12 3/4 -R-ML12-FT12 53.8(2.12) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37)
5/16 1/8 -IN-5-2 0.09(2.3) T-Tube Basic Dimensions, in. (mm)
18 3/4 -R-ML18-FT12 56.1(2.21) 24.4(0.96) 30.0(1.18) 27.0(1.06) 14.7(0.58)
5/16 3/16 -IN-5-3 0.12(3.0) O.D. Ordering
18 1 -R-ML18-FT16 62.4(2.46) 24.4(0.96) 30.0(1.18) 27.0(1.06) 15.1(0.59) (in.) Number L B E J
5/16 1/4 -IN-5-4 0.19(4.8)
25 1 -R-ML25-FT16 69.5(2.74) 31.3(1.23) 38.0(1.50) 35.0(1.38) 20.2(0.80) 1/16 -P-FL1 0.63(16.0) 0.44(11.1) 0.03(0.8) 0.13(3.4)
3/8 3/16 -IN-6-3 0.12(3.0)
1/8 -P-FL2 0.97(24.7) 0.65(16.6) 0.08(2.0) 0.24(6.0)
3/8 1/4 -IN-6-4 0.19(4.8)
Fractional Tube Metric Tube 1/4 -P-FL4 1.06(27.0) 0.75(19.0) 0.17(4.3) 0.36(9.1)
1/2 1/4 -IN-8-4 0.19(4.8)
5/16 -P-FL5 1.11(28.3) 0.80(20.2) 0.22(5.6) 0.43(10.8)
T-Tube Tx-Tube Basic Dimensions, in. (mm) 1/2 3/8 -IN-8-6 0.31(7.9)
O.D. O.D. Ordering 3/8 -P-FL6 1.12(28.5) 0.81(20.6) 0.27(6.8) 0.48(12.3)
5/8 3/8 -IN-10-6 0.31(7.9)
(in.) (mm) Number L C G F E 1/2 -P-FL8 1.68(42.6) 1.13(28.7) 0.37(9.4) 0.61(15.5)
5/8 1/2 -IN-10-8 0.44(11.1)
1/8 6 -R-FL2-MT6 1.42(36.1) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 5/8 -P-FL10 1.64(41.7) 1.16(29.4) 0.47(11.9) 0.74(18.7)
3/4 1/2 -IN-12-8 0.44(11.1)
3/4 -P-FL12 1.65(41.9) 1.13(28.6) 0.58(14.7) 0.87(22.0)
3/4 5/8 -IN-12-10 0.56(14.2)
1 -P-FL16 2.12(53.8) 1.43(36.4) 0.80(20.3) 1.11(28.3)
1 3/4 -IN-16-12 0.69(17.5)
1 1/4 -P-FL20 2.87(73.0) 2.07(52.6) 1.02(25.8) 1.54(39.0)
Bulkhead Reducers Fractional Tube 1 1/2 -P-FL24 3.48(88.4) 2.50(63.6) 1.24(31.5) 1.85(47.0)
F - Body Hex Metric Tube
T-Tube Tx-Tube Basic Dimensions, in. (mm)
G - Nut Hex

O.D. O.D. Ordering

(in.) (in.) Number L C G F Gx E T-Tube Tx-Tube Basic E
E

O.D. I.D. Metric Tube

Tx

Ordering
T

mm (in.)
1/8 1/8 -BR-FL2-FT2 1.95(49.5) 0.50(12.7) 0.44(11.1) 0.50(12.7) 0.50(12.7) 0.08(2.0) (mm) (mm) Number
T-Tube Basic Dimensions, mm (in.)
C Gx - Jam Nut Hex 1/4 1/4 -BR-FL4-FT4 2.20(55.9) 0.60(15.2) 0.56(14.3) 0.63(15.9) 0.63(15.9) 0.17(4.3) 6 4 -IN-6M-4M 2.8(0.11) O.D. Ordering
L 3/8 3/8 -BR-FL6-FT6 2.41(61.2) 0.66(16.8) 0.69(17.5) 0.75(19.1) 0.75(19.1) 0.27(6.9) 8 6 -IN-8M-6M 4.4(0.17) (mm) Number L B E J
1/2 1/2 -BR-FL8-FT8 2.87(72.9) 0.90(22.9) 0.87(22.2) 0.94(23.8) 0.94(23.8) 0.37(9.4) 10 8 -IN-10M-8M 6.4(0.25) 3 -P-ML3 24.6(0.97) 16.4(0.65) 1.9(0.07) 5.9(0.23)
5/8 5/8 -BR-FL10-FT10 2.96(75.2) 0.96(24.4) 1.00(25.4) 1.06(27.0) 1.06(27.0) 0.47(11.9) 12 8 -IN-12M-8M 6.4(0.25) 6 -P-ML6 27.0(1.06) 18.7(0.74) 4.1(0.16) 8.8(0.35)
3/4 3/4 -BR-FL12-FT12 3.21(81.5) 0.96(24.4) 1.13(28.6) 1.19(30.2) 1.19(30.2) 0.58(14.7) 12 10 -IN-12M-10M 8.3(0.33) 8 -P-ML8 28.7(1.13) 20.1(0.79) 5.6(0.22) 10.8(0.43)
1 1 -BR-FL16-FT16 3.95(100.3) 1.23(31.2) 1.50(38.1) 1.63(41.3) 1.63(41.3) 0.80(20.3) 10 -P-ML10 30.2(1.19) 20.3(0.80) 7.1(0.28) 13.0(0.51)
Ordering Information
Add the material designator in front of the basic ordering 12 -P-ML12 37.5(1.48) 25.9(1.02) 8.8(0.35) 15.1(0.59)
number to form a complete ordering number. 15 -P-ML15 40.4(1.59) 28.8(1.13) 11.2(0.44) 18.0(0.71)
Reducer Elbows Metric Tube
Material Material Designator 16 -P-ML16 40.4(1.59) 27.6(1.09) 12.0(0.47) 18.8(0.74)
316 SS SS 18 -P-ML18 40.9(1.61) 27.6(1.09) 13.9(0.55) 21.0(0.83)
T-Tube Tx-Tube Basic Dimensions, mm (in.) Brass B
L O.D. O.D. 20 -P-ML20 42.6(1.68) 29.4(1.16) 15.5(0.61) 23.0(0.91)
Ordering Alloy 400 M
C (mm) (mm) L C G F E Lx
F - Flat Number Example: SS-IN-3-2 25 -P-ML25 54.6(2.15) 37.0(1.46) 19.9(0.78) 28.0(1.10)
G - Nut Hex

6 6 -LR-ML6-MT6 27.0(1.06) 15.3(0.60) 14.0(0.55) 12.7(0.50) 4.1(0.16) 25.0(0.98) 28 -P-ML28 66.0(2.60) 46.9(1.85) 22.5(0.89) 34.4(1.35)
30 -P-ML30 68.6(2.70) 48.2(1.90) 24.3(0.96) 37.4(1.47)
T

12 12 -LR-ML12-MT12 38.1(1.50) 22.8(0.90) 22.0(0.87) 23.8(0.94) 8.8(0.35) 39.2(1.54)

32 -P-ML32 74.2(2.92) 52.8(2.08) 26.5(1.04) 39.4(1.55)
38 -P-ML38 87.0(3.43) 61.7(2.43) 31.6(1.24) 47.2(1.86)
Lx

E
Tx
 A-70 6D Series Tube Fittings 6D Series Tube Fittings A-71

Reducing Port Connectors Fractional Tube Sanitary Flange Fittings

T-Tube Tx-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

E
O.D. O.D. Ordering F - Body Hex
(in.) (in.) Number L B E J ◎ The flange ends are dimensioned to meet the ASME BPE Standard.

E
Tx
J
T

G - Nut Hex
1/8 1/16 -P-FL2-FL1 0.84(21.3) 0.41(10.3) 0.03(0.8) 0.24(6.0) ◎ Products are cleaned and packaged according to ASTM G93 Level C.

B
1/4 1/16 -P-FL4-FL1 0.81(20.7) 0.37(9.3) 0.03(0.8) 0.36(9.1) ◎ The 1-inch flange sealing surface defaults to Type B. For the Type A

J
T
B
1/4 1/8 -P-FL4-FL2 1.00(25.4) 0.56(14.2) 0.08(2.0) 0.36(9.1) selection, add "A" as a suffix to the basic ordering number.
L
3/8 1/8 -P-FL6-FL2 1.01(25.7) 0.53(13.5) 0.08(2.0) 0.48(12.3) C Example: SS-SFF-FL4-SC16A
1"/25mm and below 3/8 1/4 -P-FL6-FL4 1.11(28.2) 0.66(16.8) 0.17(4.3) 0.48(12.3) L
1/2 1/4 -P-FL8-FL4 1.34(34.1) 0.63(15.9) 0.17(4.3) 0.61(15.5)
1/2 3/8 -P-FL8-FL6 1.40(35.6) 0.70(17.7) 0.27(6.8) 0.61(15.5)
3/4 1/2 -P-FL12-FL8 1.65(42.0) 0.95(24.1) 0.37(9.4) 0.87(22.0) Fractional Tube
1 1/2 -P-FL16-FL8 1.69(42.9) 0.96(24.4) 0.37(9.4) 1.12(28.5) T-Tube Flange Basic Dimensions, in. (mm)
1 3/4 -P-FL16-FL12 1.72(43.7) 1.03(26.1) 0.58(14.7) 1.12(28.5) O.D. Size Ordering
(in.) (in.) Number L B C E F J G
1/4 1/2 -SFF-FL4-SC8 1.57(39.9) 0.37(9.4) 0.60(15.2) 0.19(4.8) 1.00(25.4) 0.98(24.9) 0.56(14.3)
1 1/4" /28 mm and above 1/4 3/4 -SFF-FL4-SC12 1.57(39.9) 0.62(15.7) 0.60(15.2) 0.19(4.8) 1.00(25.4) 0.98(24.9) 0.56(14.3)
Metric Tube
1/4 1 -SFF-FL4-SC16 1.57(39.9) 0.87(22.1) 0.60(15.2) 0.19(4.8) 1.37(34.9) 1.98(50.3) 0.56(14.3)
T-Tube Tx-Tube Basic Dimensions, mm (in.) 1/4 1 1/2 -SFF-FL4-SC24 1.57(39.9) 1.37(34.8) 0.60(15.2) 0.19(4.8) 1.37(34.9) 1.98(50.3) 0.56(14.3)
O.D. O.D. Ordering
(mm) (mm) 3/8 1/2 -SFF-FL6-SC8 1.63(41.4) 0.37(9.4) 0.66(16.8) 0.28(7.1) 1.00(25.4) 0.98(24.9) 0.69(17.5)
Number L B E J
3/8 3/4 -SFF-FL6-SC12 1.63(41.4) 0.62(15.7) 0.66(16.8) 0.28(7.1) 1.00(25.4) 0.98(24.9) 0.69(17.5)
6 3 -P-ML6-ML3 25.7(1.01) 13.8(0.54) 1.9(0.07) 8.8(0.35)
3/8 1 -SFF-FL6-SC16 1.63(41.4) 0.87(22.1) 0.66(16.8) 0.28(7.1) 1.37(34.9) 1.98(50.3) 0.69(17.5)
8 6 -P-ML8-ML6 27.5(1.08) 15.7(0.62) 4.1(0.16) 10.8(0.43)
3/8 1 1/2 -SFF-FL6-SC24 1.63(41.4) 1.37(34.8) 0.66(16.8) 0.28(7.1) 1.37(34.9) 1.98(50.3) 0.69(17.5)
10 6 -P-ML10-ML6 29.2(1.15) 15.8(0.62) 4.1(0.16) 13.0(0.51)
1/2 1/2 -SFF-FL8-SC8 1.74(44.2) 0.37(9.4) 0.90(22.9) 0.37(9.4) 1.00(25.4) 0.98(24.9) 0.87(22.2)
10 8 -P-ML10-ML8 29.5(1.16) 16.3(0.64) 5.6(0.22) 13.0(0.51)
1/2 3/4 -SFF-FL8-SC12 1.74(44.2) 0.62(15.7) 0.90(22.9) 0.41(10.4) 1.00(25.4) 0.98(24.9) 0.87(22.2)
12 6 -P-ML12-ML6 31.2(1.23) 16.1(0.63) 4.1(0.16) 15.1(0.59)
1/2 1 -SFF-FL8-SC16 1.74(44.2) 0.87(22.1) 0.90(22.9) 0.41(10.4) 1.37(34.9) 1.98(50.3) 0.87(22.2)
12 8 -P-ML12-ML8 31.4(1.24) 16.6(0.65) 5.6(0.22) 15.1(0.59)
1/2 1 1/2 -SFF-FL8-SC24 1.74(44.2) 1.37(34.8) 0.90(22.9) 0.41(10.4) 1.37(34.9) 1.98(50.3) 0.87(22.2)
12 10 -P-ML12-ML10 32.0(1.26) 17.4(0.69) 7.1(0.28) 15.1(0.59)
1 1 -SFF-FL16-SC16 1.91(48.5) 0.87(22.1) 1.23(31.2) 0.87(22.1) 1.37(34.9) 1.98(50.3) 1.50(38.1)
16 12 -P-ML16-ML12 39.5(1.56) 23.2(0.91) 8.8(0.35) 18.8(0.74)
1 2 -SFF-FL16-SC32 2.49(63.2) 1.37(34.8) 1.23(31.2) 0.88(22.4) 2.75(69.9) 2.52(64.0) 1.50(38.1)
28 25 -P-ML28-ML25 56.5(2.22) 33.0(1.30) 19.9(0.78) 34.3(1.35)
32 25 -P-ML32-ML25 65.5(2.58) 33.0(1.30) 19.9(0.78) 39.4(1.55)
38 25 -P-ML38-ML25 71.0(2.80) 33.3(1.31) 19.9(0.78) 47.2(1.86)
 A-70 6D Series Tube Fittings 6D Series Tube Fittings A-71

Reducing Port Connectors Fractional Tube Sanitary Flange Fittings

T-Tube Tx-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

E
O.D. O.D. Ordering F - Body Hex
(in.) (in.) Number L B E Bx J

E
Tx
J
T

G - Nut Hex
1/8 1/16 -P-FL2-FL1 0.68(17.3) 0.34(8.6) 0.03(0.8) 0.08(2.0) 0.24(6.1)

B
1/4 1/16 -P-FL4-FL1 0.71(18.0) 0.34(8.6) 0.03(0.8) 0.14(3.6) 0.37(9.4)

J
T
Bx B
1/4 1/8 -P-FL4-FL2 0.89(22.6) 0.53(13.5) 0.08(2.0) 0.13(3.3) 0.37(9.4)
L
3/8 1/8 -P-FL6-FL2 0.91(23.1) 0.53(13.5) 0.08(2.0) 0.15(3.8) 0.50(12.7) C
1"/25mm and below 3/8 1/4 -P-FL6-FL4 0.98(24.9) 0.62(15.7) 0.17(4.3) 0.13(3.3) 0.50(12.7) L
1/2 1/4 -P-FL8-FL4 1.15(29.2) 0.62(15.7) 0.17(4.3) 0.15(3.8) 0.62(15.7)
1/2 3/8 -P-FL8-FL6 1.20(30.5) 0.69(17.5) 0.27(6.9) 0.13(3.3) 0.62(15.7)
3/4 1/2 -P-FL12-FL8 1.49(37.8) 0.91(23.1) 0.37(9.4) 0.15(3.8) 0.87(22.1) Fractional Tube
1 1/2 -P-FL16-FL8 1.69(42.9) 0.96(24.4) 0.37(9.4) 0.19(4.8) 1.12(28.5) T-Tube Flange Basic Dimensions, in. (mm)
1 3/4 -P-FL16-FL12 1.72(43.7) 1.02(25.9) 0.58(14.7) 0.16(4.1) 1.12(28.5) O.D. Size Ordering
(in.) (in.) Number L B C E F J G
1/4 1/2 -SFF-FL4-SC8 1.57(39.9) 0.37(9.4) 0.60(15.2) 0.19(4.8) 1.00(25.4) 0.98(24.9) 0.56(14.3)
1 1/4" /28 mm and above 1/4 3/4 -SFF-FL4-SC12 1.57(39.9) 0.62(15.7) 0.60(15.2) 0.19(4.8) 1.00(25.4) 0.98(24.9) 0.56(14.3)
Metric Tube
1/4 1 -SFF-FL4-SC16 1.57(39.9) 0.87(22.1) 0.60(15.2) 0.19(4.8) 1.37(34.9) 1.98(50.3) 0.56(14.3)
T-Tube Tx-Tube Basic Dimensions, mm (in.) 1/4 1 1/2 -SFF-FL4-SC24 1.57(39.9) 1.37(34.8) 0.60(15.2) 0.19(4.8) 1.37(34.9) 1.98(50.3) 0.56(14.3)
O.D. O.D. Ordering
(mm) (mm) 3/8 1/2 -SFF-FL6-SC8 1.63(41.4) 0.37(9.4) 0.66(16.8) 0.28(7.1) 1.00(25.4) 0.98(24.9) 0.69(17.5)
Number L B E Bx J
3/8 3/4 -SFF-FL6-SC12 1.63(41.4) 0.62(15.7) 0.66(16.8) 0.28(7.1) 1.00(25.4) 0.98(24.9) 0.69(17.5)
6 3 -P-ML6-ML3 22.6(0.89) 13.5(0.53) 1.9(0.07) 3.2(0.13) 9.0(0.35)
3/8 1 -SFF-FL6-SC16 1.63(41.4) 0.87(22.1) 0.66(16.8) 0.28(7.1) 1.37(34.9) 1.98(50.3) 0.69(17.5)
8 6 -P-ML8-ML6 24.7(0.97) 15.7(0.62) 4.1(0.16) 3.1(0.12) 11.0(0.43)
3/8 1 1/2 -SFF-FL6-SC24 1.63(41.4) 1.37(34.8) 0.66(16.8) 0.28(7.1) 1.37(34.9) 1.98(50.3) 0.69(17.5)
10 6 -P-ML10-ML6 25.0(0.98) 15.7(0.62) 4.1(0.16) 3.4(0.13) 13.1(0.52)
1/2 1/2 -SFF-FL8-SC8 1.74(44.2) 0.37(9.4) 0.90(22.9) 0.37(9.4) 1.00(25.4) 0.98(24.9) 0.87(22.2)
10 8 -P-ML10-ML8 26.3(1.04) 17.0(0.67) 5.6(0.22) 3.1(0.12) 13.1(0.52)
1/2 3/4 -SFF-FL8-SC12 1.74(44.2) 0.62(15.7) 0.90(22.9) 0.41(10.4) 1.00(25.4) 0.98(24.9) 0.87(22.2)
12 6 -P-ML12-ML6 29.6(1.17) 15.7(0.62) 4.1(0.16) 3.6(0.14) 15.0(0.59)
1/2 1 -SFF-FL8-SC16 1.74(44.2) 0.87(22.1) 0.90(22.9) 0.41(10.4) 1.37(34.9) 1.98(50.3) 0.87(22.2)
12 8 -P-ML12-ML8 29.8(1.17) 16.8(0.66) 5.6(0.22) 3.4(0.13) 15.0(0.59)
1/2 1 1/2 -SFF-FL8-SC24 1.74(44.2) 1.37(34.8) 0.90(22.9) 0.41(10.4) 1.37(34.9) 1.98(50.3) 0.87(22.2)
12 10 -P-ML12-ML10 30.4(1.20) 17.5(0.69) 7.1(0.28) 3.1(0.12) 15.0(0.59)
1 1 -SFF-FL16-SC16 1.91(48.5) 0.87(22.1) 1.23(31.2) 0.87(22.1) 1.37(34.9) 1.98(50.3) 1.50(38.1)
16 12 -P-ML16-ML12 36.2(1.43) 23.1(0.91) 8.8(0.35) 3.4(0.13) 19.0(0.75)
1 2 -SFF-FL16-SC32 2.49(63.2) 1.37(34.8) 1.23(31.2) 0.88(22.4) 2.75(69.9) 2.52(64.0) 1.50(38.1)
28 25 -P-ML28-ML25 56.5(2.22) 33.0(1.30) 19.8(0.78) 8.2(0.32) 34.3(1.35)
32 25 -P-ML32-ML25 60.3(2.37) 33.0(1.30) 19.8(0.78) 9.9(0.39) 39.5(1.56)
38 25 -P-ML38-ML25 65.8(2.59) 33.0(1.30) 19.8(0.78) 12.3(0.48) 47.1(1.85)
 A-72 6D Series Tube Fittings 6D Series Tube Fittings A-73

Male Adapters Fractional Tube NPT Thread Male Adapters Fractional Tube ISO Parallel Thread (RS)
T-Tube Basic Dimensions, in. (mm) F - Hex P T-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

F - Hex P P-NPT P-RS

O.D. Ordering O.D. Ordering
(in.) Size Size
Number L B E F (in.) Number L B E F D

D
E
1/16 1/8 -AM-FT1-NS2 1.00(25.4) 0.38(9.7) 0.03(0.8) 0.44(11.1) 1/8 1/8 -AM-FT2-RS2 0.28(7.1) 0.08(2.0) 0.56(14.3) 0.54(13.7)

T
1.22(31.0)
E
T

1/8 1/8 -AM-FT2-NS2 1.16(29.5) 0.38(9.7) 0.08(2.0) 0.44(11.1) 1/8 1/4 -AM-FT2-RS4 1.41(35.8) 0.44(11.2) 0.08(2.0) 0.75(19.1) 0.70(17.8)
1/8 1/4 -AM-FT2-NS4 1.37(34.8) 0.56(14.2) 0.08(2.0) 0.56(14.3) B 1/4 1/8 -AM-FT4-RS2 1.31(33.3) 0.28(7.1) 0.16(4.1) 0.56(14.3) 0.54(13.7)
B L
3/16 1/8 -AM-FT3-NS2 1.19(30.2) 0.38(9.7) 0.12(3.0) 0.44(11.1) 1/4 1/4 -AM-FT4-RS4 1.50(38.1) 0.44(11.2) 0.17(4.3) 0.75(19.1) 0.70(17.8)
L
3/16 1/4 -AM-FT3-NS4 1.40(35.6) 0.56(14.2) 0.12(3.0) 0.56(14.3) 3/8 1/8 -AM-FT6-RS2 1.29(32.8) 0.28(7.1) 0.16(4.1) 0.56(14.3) 0.54(13.7)
The E dimension refers to
1" and below 1/4 1/8 -AM-FT4-NS2 1.25(31.8) 0.38(9.7) 0.17(4.3) 0.44(11.1) 3/8 1/4 -AM-FT6-RS4 1.57(39.9) 0.44(11.2) 0.23(5.8) 0.75(19.1) 0.70(17.8)
the smallest nominal orifice.
1/4 1/4 -AM-FT4-NS4 1.46(37.1) 0.56(14.2) 0.17(4.3) 0.56(14.3) It might be larger at tapered 3/8 3/8 -AM-FT6-RS6 1.60(40.6) 0.44(11.2) 0.27(6.9) 0.87(22.2) 0.85(21.6)
1.49(37.8) 0.56(14.2) 0.17(4.3) 0.69(17.5)
thread end, straight thread
1/4 3/8 -AM-FT4-NS6 3/8 1/2 -AM-FT6-RS8 1.69(42.9) 0.56(14.2) 0.28(7.1) 1.06(27.0) 1.02(25.9)
end.
1/4 1/2 -AM-FT4-NS8 1.71(43.4) 0.75(19.1) 0.17(4.3) 0.87(22.2) 1/2 1/4 -AM-FT8-RS4 1.79(45.5) 0.44(11.2) 0.23(5.8) 0.75(19.1) 0.70(17.8)
5/16 1/8 -AM-FT5-NS2 1.29(32.8) 0.38(9.7) 0.19(4.8) 0.44(11.1) 1/2 3/8 -AM-FT8-RS6 1.82(46.2) 0.44(11.2) 0.31(7.9) 0.87(22.2) 0.85(21.6)
5/16 1/4 -AM-FT5-NS4 1.50(38.1) 0.56(14.2) 0.22(5.6) 0.56(14.3) 1/2 1/2 -AM-FT8-RS8 1.94(49.2) 0.56(14.2) 0.37(9.4) 1.06(27.0) 1.02(25.9)
5/16 3/8 -AM-FT5-NS6 1.53(38.9) 0.56(14.2) 0.22(5.6) 0.69(17.5) 5/8 1/2 -AM-FT10-RS8 1.97(50.0) 0.56(14.2) 0.47(11.9) 1.06(27.0) 1.02(25.9)
5/16 1/2 -AM-FT5-NS8 1.74(44.2) 0.75(19.1) 0.22(5.6) 0.87(22.2) 3/4 3/4 -AM-FT12-RS12 2.16(54.9) 0.63(16.0) 0.58(14.7) 1.31(33.3) 1.26(32.0)
1 1/4" and above 3/8 1/8 -AM-FT6-NS2 1.32(33.5) 0.38(9.7) 0.19(4.8) 0.44(11.1) 1 1 -AM-FT16-RS16 2.54(64.5) 0.72(18.3) 0.80(20.3) 1.63(41.3) 1.53(38.9)
3/8 1/4 -AM-FT6-NS4 1.53(38.9) 0.56(14.2) 0.27(6.9) 0.56(14.3)
The E dimension refers to
the smallest nominal orifice. 3/8 3/8 -AM-FT6-NS6 1.56(39.6) 0.56(14.2) 0.27(6.9) 0.69(17.5)
It might be larger at tapered 3/8 1/2 -AM-FT6-NS8 1.78(45.2) 0.75(19.1) 0.27(6.9) 0.87(22.2)
thread end, straight thread 1/2 1/4 -AM-FT8-NS4 1.75(44.5) 0.56(14.2) 0.28(7.1) 0.56(14.3)
end.
1/2 3/8 -AM-FT8-NS6 1.78(45.2) 0.56(14.2) 0.37(9.4) 0.69(17.5)
1/2 1/2 -AM-FT8-NS8 2.00(50.8) 0.75(19.1) 0.37(9.4) 0.87(22.2)
2.06(52.3) 0.75(19.1) 0.47(11.9) 0.87(22.2) F - Hex
5/8 1/2 -AM-FT10-NS8 P Fractional Tube ISO Parallel Thread (RP)
3/4 1/2 -AM-FT12-NS8 2.06(52.3) 0.75(19.1) 0.47(11.9) 0.87(22.2)
T-Tube Basic Dimensions, in. (mm)
3/4 3/4 -AM-FT12-NS12 2.06(52.3) 0.75(19.1) 0.58(14.7) 1.06(27.0) O.D. P-RP
Ordering

D
E
Size

T
3/4 1 -AM-FT12-NS16 2.41(61.2) 0.94(23.9) 0.58(14.7) 1.37(34.9) (in.) Number L B E F D
1 3/4 -AM-FT16-NS12 2.31(58.7) 0.75(19.1) 0.62(15.7) 1.06(27.0) 1/8 1/8 -AM-FT2-RP2 1.09(27.7) 0.28(7.1) 0.08(2.0) 0.56(14.3) 0.54(13.7)
B
1 1 -AM-FT16-NS16 2.60(66.0) 0.94(23.9) 0.80(20.3) 1.37(34.9) L 1/8 1/4 -AM-FT2-RP4 1.31(33.3) 0.44(11.2) 0.08(2.0) 0.75(19.1) 0.70(17.8)
1 1/4 1 1/4 -AM-AFT20-NS20 3.16(80.3) 0.94(23.9) 1.02(25.9) 1.75(44.5) 1/4 1/8 -AM-FT4-RP2 1.19(30.2) 0.28(7.1)) 0.16(4.1) 0.56(14.3) 0.54(13.7)
1 1/2 1 1/2 -AM-AFT24-NS24 3.72(94.5) 1.03(26.2) 1.25(31.8) 2.13(54.0) The E dimension refers to 1/4 1/4 -AM-FT4-RP4 1.50(38.1) 0.44(11.2) 0.18(4.6) 0.75(19.1) 0.70(17.8)
the smallest nominal orifice.
It might be larger at tapered 3/8 1/8 -AM-FT6-RP2 1.34(34.0) 0.28(7.1) 0.16(4.1) 0.75(19.1) 0.54(13.7)
thread end, straight thread 3/8 1/4 -AM-FT6-RP4 1.47(37.3) 0.44(11.2) 0.25(6.4) 0.75(19.1) 0.70(17.8)
Fractional Tube ISO Tapered Thread (RT) end. 3/8 3/8 -AM-FT6-RP6 1.50(38.1) 0.44(11.2) 0.27(6.9) 0.87(22.2) 0.85(21.6)

T-Tube Basic Dimensions, in. (mm) 3/8 1/2 -AM-FT6-RP8 1.69(42.9) 0.56(14.2) 0.27(6.9) 1.06(27.0) 1.02(25.9)
O.D. P-RT
Size Ordering 1/2 1/4 -AM-FT8-RP4 1.69(42.9) 0.44(11.2) 0.25(6.4) 0.75(19.1) 0.70(17.8)
(in.) Number L B E F
1/2 3/8 -AM-FT8-RP6 1.72(43.7) 0.44(11.2) 0.31(7.9) 0.87(22.2) 0.85(21.6)
1/8 1/8 -AM-FT2-RT2 1.16(29.5) 0.38(9.7) 0.08(2.0) 0.44(11.1) 1/2 1/2 -AM-FT8-RP8 1.94(49.3) 0.56(14.2) 0.37(9.4) 1.06(27.0) 1.02(25.9)
1/8 1/4 -AM-FT2-RT4 1.37(34.8) 0.56(14.2) 0.08(2.0) 0.56(14.3) 5/8 1/2 -AM-FT10-RP8 1.97(50.0) 0.56(14.2) 0.47(11.9) 1.06(27.0) 1.02(25.9)
1/4 1/8 -AM-FT4-RT2 1.25(31.8) 0.38(9.7) 0.17(4.3) 0.44(11.1) 3/4 3/4 -AM-FT12-RP12 2.09(53.1) 0.63(16.0) 0.58(14.7) 1.32(33.5) 1.26(32.0)
1/4 1/4 -AM-FT4-RT4 1.46(37.1) 0.56(14.2) 0.17(4.3) 0.56(14.3) 1 1 -AM-FT16-RP16 2.49(63.3) 0.72(18.3) 0.78(19.8) 1.63(41.3) 1.53(38.9)
1/4 3/8 -AM-FT4-RT6 1.49(37.8) 0.56(14.2) 0.17(4.3) 0.69(17.5)
1/4 1/2 -AM-FT4-RT8 1.71(43.4) 0.75(19.1) 0.17(4.3) 0.87(22.2)
5/16 1/8 -AM-FT5-RT2 1.29(32.8) 0.38(9.7) 0.19(4.8) 0.44(11.1)
5/16 1/4 -AM-FT5-RT4 1.50(38.1) 0.56(14.2) 0.22(5.6) 0.56(14.3)
3/8 1/4 -AM-FT6-RT4 1.53(38.9) 0.56(14.2) 0.27(6.9) 0.56(14.3)
3/8 3/8 -AM-FT6-RT6 1.56(39.6) 0.56(14.2) 0.27(6.9) 0.69(17.5)
3/8 1/2 -AM-FT6-RT8 1.78(45.2) 0.75(19.1) 0.27(6.9) 0.87(22.2)
1/2 1/4 -AM-FT8-RT4 1.75(44.5) 0.56(14.2) 0.28(7.1) 0.56(14.3)
1/2 3/8 -AM-FT8-RT6 1.78(45.2) 0.56(14.2) 0.37(9.4) 0.69(17.5)
1/2 1/2 -AM-FT8-RT8 2.00(50.8) 0.75(19.1) 0.37(9.4) 0.87(22.2)
5/8 3/8 -AM-FT10-RT6 1.91(48.5) 0.56(14.2) 0.37(9.5) 0.69(17.5)
5/8 1/2 -AM-FT10-RT8 2.06(52.3) 0.75(19.1) 0.47(11.9) 0.87(22.2)
3/4 3/4 -AM-FT12-RT12 2.06(52.3) 0.75(19.1) 0.58(14.7) 1.06(27.0)
1 1 -AM-FT16-RT16 2.60(66.0) 0.94(23.9) 0.80(20.3) 1.37(34.9)
 A-72 6D Series Tube Fittings 6D Series Tube Fittings A-73

Male Adapters Fractional Tube NPT Thread Male Adapters Fractional Tube ISO Parallel Thread (RS)
T-Tube Basic Dimensions, in. (mm) F - Hex P T-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

F - Hex P P-NPT P-RS

O.D. Ordering O.D. Ordering
(in.) Size Size
Number L B E F (in.) Number L B E F D

D
E
1/16 1/8 -AM-FT1-NS2 1.00(25.4) 0.38(9.7) 0.03(0.8) 0.44(11.1) 1/8 1/8 -AM-FT2-RS2 0.28(7.1) 0.08(2.0) 0.56(14.3) 0.54(13.7)

T
1.22(31.0)
E
T

1/8 1/8 -AM-FT2-NS2 1.16(29.5) 0.38(9.7) 0.08(2.0) 0.44(11.1) 1/8 1/4 -AM-FT2-RS4 1.41(35.8) 0.44(11.2) 0.08(2.0) 0.75(19.1) 0.70(17.8)
1/8 1/4 -AM-FT2-NS4 1.37(34.8) 0.56(14.2) 0.08(2.0) 0.56(14.3) B 1/4 1/8 -AM-FT4-RS2 1.31(33.3) 0.28(7.1) 0.16(4.1) 0.56(14.3) 0.54(13.7)
B L
3/16 1/8 -AM-FT3-NS2 1.19(30.2) 0.38(9.7) 0.12(3.0) 0.44(11.1) 1/4 1/4 -AM-FT4-RS4 1.50(38.1) 0.44(11.2) 0.17(4.3) 0.75(19.1) 0.70(17.8)
L
3/16 1/4 -AM-FT3-NS4 1.40(35.6) 0.56(14.2) 0.12(3.0) 0.56(14.3) 3/8 1/8 -AM-FT6-RS2 1.29(32.8) 0.28(7.1) 0.16(4.1) 0.56(14.3) 0.54(13.7)
The E dimension refers to
1" and below 1/4 1/8 -AM-FT4-NS2 1.25(31.8) 0.38(9.7) 0.17(4.3) 0.44(11.1) 3/8 1/4 -AM-FT6-RS4 1.57(39.9) 0.44(11.2) 0.23(5.8) 0.75(19.1) 0.70(17.8)
the smallest nominal orifice.
1/4 1/4 -AM-FT4-NS4 1.46(37.1) 0.56(14.2) 0.17(4.3) 0.56(14.3) It might be larger at tapered 3/8 3/8 -AM-FT6-RS6 1.60(40.6) 0.44(11.2) 0.27(6.9) 0.87(22.2) 0.85(21.6)
1.49(37.8) 0.56(14.2) 0.17(4.3) 0.69(17.5)
thread end, straight thread
1/4 3/8 -AM-FT4-NS6 3/8 1/2 -AM-FT6-RS8 1.69(42.9) 0.56(14.2) 0.28(7.1) 1.06(27.0) 1.02(25.9)
end.
1/4 1/2 -AM-FT4-NS8 1.71(43.4) 0.75(19.1) 0.17(4.3) 0.87(22.2) 1/2 1/4 -AM-FT8-RS4 1.79(45.5) 0.44(11.2) 0.23(5.8) 0.75(19.1) 0.70(17.8)
5/16 1/8 -AM-FT5-NS2 1.29(32.8) 0.38(9.7) 0.19(4.8) 0.44(11.1) 1/2 3/8 -AM-FT8-RS6 1.82(46.2) 0.44(11.2) 0.31(7.9) 0.87(22.2) 0.85(21.6)
5/16 1/4 -AM-FT5-NS4 1.50(38.1) 0.56(14.2) 0.22(5.6) 0.56(14.3) 1/2 1/2 -AM-FT8-RS8 1.94(49.2) 0.56(14.2) 0.37(9.4) 1.06(27.0) 1.02(25.9)
5/16 3/8 -AM-FT5-NS6 1.53(38.9) 0.56(14.2) 0.22(5.6) 0.69(17.5) 5/8 1/2 -AM-FT10-RS8 1.97(50.0) 0.56(14.2) 0.47(11.9) 1.06(27.0) 1.02(25.9)
5/16 1/2 -AM-FT5-NS8 1.74(44.2) 0.75(19.1) 0.22(5.6) 0.87(22.2) 3/4 3/4 -AM-FT12-RS12 2.16(54.9) 0.63(16.0) 0.58(14.7) 1.31(33.3) 1.26(32.0)
1 1/4" and above 3/8 1/8 -AM-FT6-NS2 1.32(33.5) 0.38(9.7) 0.19(4.8) 0.44(11.1) 1 1 -AM-FT16-RS16 2.54(64.5) 0.72(18.3) 0.80(20.3) 1.63(41.3) 1.53(38.9)
3/8 1/4 -AM-FT6-NS4 1.53(38.9) 0.56(14.2) 0.27(6.9) 0.56(14.3)
The E dimension refers to
the smallest nominal orifice. 3/8 3/8 -AM-FT6-NS6 1.56(39.6) 0.56(14.2) 0.27(6.9) 0.69(17.5)
It might be larger at tapered 3/8 1/2 -AM-FT6-NS8 1.78(45.2) 0.75(19.1) 0.27(6.9) 0.87(22.2)
thread end, straight thread 1/2 1/4 -AM-FT8-NS4 1.75(44.5) 0.56(14.2) 0.28(7.1) 0.56(14.3)
end.
1/2 3/8 -AM-FT8-NS6 1.78(45.2) 0.56(14.2) 0.37(9.4) 0.69(17.5)
1/2 1/2 -AM-FT8-NS8 2.00(50.8) 0.75(19.1) 0.37(9.4) 0.87(22.2)
2.06(52.3) 0.75(19.1) 0.47(11.9) 0.87(22.2) F - Hex
5/8 1/2 -AM-FT10-NS8 P Fractional Tube ISO Parallel Thread (RP)
3/4 1/2 -AM-FT12-NS8 2.06(52.3) 0.75(19.1) 0.47(11.9) 0.87(22.2)
T-Tube Basic Dimensions, in. (mm)
3/4 3/4 -AM-FT12-NS12 2.06(52.3) 0.75(19.1) 0.58(14.7) 1.06(27.0) O.D. P-RP
Ordering

D
E
Size

T
3/4 1 -AM-FT12-NS16 2.41(61.2) 0.94(23.9) 0.58(14.7) 1.37(34.9) (in.) Number L B E F D
1 3/4 -AM-FT16-NS12 2.31(58.7) 0.75(19.1) 0.62(15.7) 1.06(27.0) 1/8 1/8 -AM-FT2-RP2 1.09(27.7) 0.28(7.1) 0.08(2.0) 0.56(14.3) 0.54(13.7)
B
1 1 -AM-FT16-NS16 2.60(66.0) 0.94(23.9) 0.80(20.3) 1.37(34.9) L 1/8 1/4 -AM-FT2-RP4 1.31(33.3) 0.44(11.2) 0.08(2.0) 0.75(19.1) 0.70(17.8)
1 1/4 1 1/4 -AM-AFT20-NS20 3.16(80.3) 0.94(23.9) 1.02(25.9) 1.75(44.5) 1/4 1/8 -AM-FT4-RP2 1.19(30.2) 0.28(7.1)) 0.16(4.1) 0.56(14.3) 0.54(13.7)
1 1/2 1 1/2 -AM-AFT24-NS24 3.72(94.5) 1.03(26.2) 1.25(31.8) 2.13(54.0) The E dimension refers to 1/4 1/4 -AM-FT4-RP4 1.50(38.1) 0.44(11.2) 0.18(4.6) 0.75(19.1) 0.70(17.8)
the smallest nominal orifice.
It might be larger at tapered 3/8 1/8 -AM-FT6-RP2 1.34(34.0) 0.28(7.1) 0.16(4.1) 0.75(19.1) 0.54(13.7)
thread end, straight thread 3/8 1/4 -AM-FT6-RP4 1.47(37.3) 0.44(11.2) 0.25(6.4) 0.75(19.1) 0.70(17.8)
Fractional Tube ISO Tapered Thread (RT) end. 3/8 3/8 -AM-FT6-RP6 1.50(38.1) 0.44(11.2) 0.27(6.9) 0.87(22.2) 0.85(21.6)

T-Tube Basic Dimensions, in. (mm) 3/8 1/2 -AM-FT6-RP8 1.69(42.9) 0.56(14.2) 0.27(6.9) 1.06(27.0) 1.02(25.9)
O.D. P-RT
Size Ordering 1/2 1/4 -AM-FT8-RP4 1.69(42.9) 0.44(11.2) 0.25(6.4) 0.75(19.1) 0.70(17.8)
(in.) Number L B E F
1/2 3/8 -AM-FT8-RP6 1.72(43.7) 0.44(11.2) 0.31(7.9) 0.87(22.2) 0.85(21.6)
1/8 1/8 -AM-FT2-RT2 1.16(29.5) 0.38(9.7) 0.08(2.0) 0.44(11.1) 1/2 1/2 -AM-FT8-RP8 1.94(49.3) 0.56(14.2) 0.37(9.4) 1.06(27.0) 1.02(25.9)
1/8 1/4 -AM-FT2-RT4 1.37(34.8) 0.56(14.2) 0.08(2.0) 0.56(14.3) 5/8 1/2 -AM-FT10-RP8 1.97(50.0) 0.56(14.2) 0.47(11.9) 1.06(27.0) 1.02(25.9)
1/4 1/8 -AM-FT4-RT2 1.25(31.8) 0.38(9.7) 0.17(4.3) 0.44(11.1) 3/4 3/4 -AM-FT12-RP12 2.09(53.1) 0.63(16.0) 0.58(14.7) 1.32(33.5) 1.26(32.0)
1/4 1/4 -AM-FT4-RT4 1.46(37.1) 0.56(14.2) 0.17(4.3) 0.56(14.3) 1 1 -AM-FT16-RP16 2.49(63.3) 0.72(18.3) 0.78(19.8) 1.63(41.3) 1.53(38.9)
1/4 3/8 -AM-FT4-RT6 1.49(37.8) 0.56(14.2) 0.17(4.3) 0.69(17.5)
1/4 1/2 -AM-FT4-RT8 1.71(43.4) 0.75(19.1) 0.17(4.3) 0.87(22.2)
5/16 1/8 -AM-FT5-RT2 1.29(32.8) 0.38(9.7) 0.19(4.8) 0.44(11.1)
5/16 1/4 -AM-FT5-RT4 1.50(38.1) 0.56(14.2) 0.22(5.6) 0.56(14.3)
3/8 1/4 -AM-FT6-RT4 1.53(38.9) 0.56(14.2) 0.27(6.9) 0.56(14.3)
3/8 3/8 -AM-FT6-RT6 1.56(39.6) 0.56(14.2) 0.27(6.9) 0.69(17.5)
3/8 1/2 -AM-FT6-RT8 1.78(45.2) 0.75(19.1) 0.27(6.9) 0.87(22.2)
1/2 1/4 -AM-FT8-RT4 1.75(44.5) 0.56(14.2) 0.28(7.1) 0.56(14.3)
1/2 3/8 -AM-FT8-RT6 1.78(45.2) 0.56(14.2) 0.37(9.4) 0.69(17.5)
1/2 1/2 -AM-FT8-RT8 2.00(50.8) 0.75(19.1) 0.37(9.4) 0.87(22.2)
5/8 3/8 -AM-FT10-RT6 1.91(48.5) 0.56(14.2) 0.37(9.5) 0.69(17.5)
5/8 1/2 -AM-FT10-RT8 2.06(52.3) 0.75(19.1) 0.47(11.9) 0.87(22.2)
3/4 3/4 -AM-FT12-RT12 2.06(52.3) 0.75(19.1) 0.58(14.7) 1.06(27.0)
1 1 -AM-FT16-RT16 2.60(66.0) 0.94(23.9) 0.80(20.3) 1.37(34.9)
 A-74 6D Series Tube Fittings 6D Series Tube Fittings A-75

Male Adapters Male Adapters Metric Tube NPT Thread

F - Hex
Fractional Tube SAE/MS Straight Threads (ST) F - Hex P T-Tube Basic Dimensions, mm (in.)

Tube Fittings
Tube Fittings

O.D. P-NPT
Size Ordering
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm) (mm) Number L B E F
O.D. Nominal Thread Ordering
E
T

P
(in.) Size Specification Number L B E F 3 1/8 -AM-MT3-NS2 29.4(1.16) 9.7(0.38) 1.8(0.07) 12.0(0.47)

E
T
4 1/8 -AM-MT4-NS2 29.4(1.16) 9.7(0.38) 2.4(0.09) 12.0(0.47)
B 1/8 2 5/16-24 -AM-FT2-ST5 1.20(30.5) 0.30(7.6) 0.08(2.0) 0.44(11.1)
6 1/8 -AM-MT6-NS2 32.8(1.29) 9.7(0.38) 4.1(0.16) 12.0(0.47)
L 1/4 4 7/16-20 -AM-FT4-ST7 1.39(35.3) 0.36(9.1) 0.17(4.3) 0.56(14.3) B
L 6 1/4 -AM-MT6-NS4 38.1(1.50) 14.2(0.56) 4.1(0.16) 14.0(0.55)
1" and below 3/8 4 7/16-20 -AM-FT6-ST7 1.46(37.1) 0.36(9.1) 0.20(5.1) 0.56(14.3)
6 3/8 -AM-MT6-NS6 39.2(1.54) 14.2(0.56) 4.1(0.16) 18.0(0.71)
3/8 6 9/16-18 -AM-FT6-ST9 1.52(38.6) 0.39(9.9) 0.27(6.9) 0.69(17.5) 25 mm and below
6 1/2 -AM-MT6-NS8 42.1(1.66) 19.1(0.75) 4.1(0.16) 22.0(0.87)
3/8 8 3/4-16 -AM-FT6-ST12 1.60(40.6) 0.44(11.2) 0.27(6.9) 0.87(22.2)
8 1/4 -AM-MT8-NS4 39.1(1.54) 14.2(0.56) 5.6(0.22) 14.0(0.55)
1/2 6 9/16-18 -AM-FT8-ST9 1.74(44.2) 0.39(9.9) 0.28(7.1) 0.69(17.5)
8 3/8 -AM-MT8-NS6 39.9(1.57) 14.2(0.56) 5.6(0.22) 19.0(0.75)
1/2 8 3/4-16 -AM-FT8-ST12 1.82(46.2) 0.44(11.2) 0.37(9.4) 0.87(22.2) 10 1/4 -AM-MT10-NS4 39.9(1.57) 14.2(0.56) 7.1(0.28) 14.0(0.55)
5/8 10 7/8-14 -AM-FT10-ST14 1.94(49.3) 0.50(12.7) 0.47(11.9) 1.00(25.4) 10 3/8 -AM-MT10-NS6 40.6(1.60) 14.2(0.56) 7.1(0.28) 18.0(0.71)
3/4 12 1 1/16-12 -AM-FT12-ST17 2.10(53.3) 0.59(15.0) 0.58(14.7) 1.25(31.8) 10 1/2 -AM-MT10-NS8 46.2(1.82) 19.1(0.75) 7.1(0.28) 22.0(0.87)
1 16 1 5/16-12 -AM-FT16-ST21 2.41(61.2) 0.59(15.0) 0.80(20.3) 1.50(38.1) 12 1/4 -AM-MT12-NS4 46.5(1.83) 14.2(0.56) 7.1(0.28) 14.0(0.55)
1 1/4" and above
1 1/4 20 1 5/8-12 -AM-AFT20-ST26 2.81(71.4) 0.59(15.0) 1.02(25.9) 1.87(47.6) 12 3/8 -AM-MT12-NS6 46.2(1.82) 14.2(0.56) 8.8(0.35) 18.0(0.71)
1. The E dimension refers to 1 1/2 24 1 7/8-12 -AM-AFT24-ST30 3.28(83.3) 0.59(15.0) 1.25(31.8) 2.13(54.0) 28 mm and above 12 1/2 -AM-MT12-NS8 52.1(2.05) 19.1(0.75) 8.8(0.35) 22.0(0.87)
the smallest nominal orifice. 16 1/2 -AM-MT16-NS8 50.8(2.00) 19.1(0.75) 11.9(0.47) 22.0(0.87)
It might be larger at tapered The E dimension refers to
the smallest nominal orifice. 16 3/4 -AM-MT16-NS12 51.6(2.03) 19.1(0.75) 12.0(0.47) 27.0(1.06)
thread end, straight thread
end. It might be larger at tapered 18 1/2 -AM-MT18-NS8 50.8(2.00) 19.1(0.75) 11.9(0.47) 27.0(1.06)
2. Adapt to straight thread thread end, straight thread 18 3/4 -AM-MT18-NS12 51.6(2.03) 19.1(0.75) 14.0(0.55) 27.0(1.06)
boss of SAE J1926-1, ISO end.
20 1/2 -AM-MT20-NS8 53.3(2.1) 19.1(0.75) 11.9(0.47) 22.0(0.87)
11926-1 and MS 16142. 20 3/4 -AM-MT20-NS12 53.8(2.12) 19.1(0.75) 15.5(0.61) 27.0(1.06)
25 1 -AM-MT25-NS16 65.9(2.59) 23.9(0.94) 19.8(0.78) 35.0(1.38)
Fractional Tube 37° Flare (AN)
28 1 -AM-AMT28-NS16 74.7(2.94) 23.9(0.94) 22.2(0.87) 35.0(1.38)
F - Hex T-Tube AN Tube Basic Dimensions, in. (mm) 28 1 1/4 -AM-AMT28-NS20 76.2(3.00) 23.9(0.94) 22.5(0.89) 46.0(1.81)
37° O.D. Flare Ordering 30 1 -AM-AMT30-NS16 79.2(3.12) 23.9(0.94) 22.2(0.87) 41.0(1.61)
(in.) Size Number L B E F
30 1 1/4 -AM-AMT30-NS20 80.0(3.15) 23.9(0.94) 24.3(0.96) 46.0(1.81)
1/4 1/4 -AM-FT4-AN4 1.46(37.1) 0.55(14.0) 0.17(4.3) 0.50(12.7)
E

32 1 1/4 -AM-AMT32-NS20 81.0(3.19) 23.9(0.94) 26.5(1.04) 46.0(1.81)

T

3/8 1/4 -AM-FT6-AN4 1.53(38.9) 0.55(14.0) 0.17(4.3) 0.50(12.7) 38 1 1/2 -AM-AMT38-NS24 92.2(3.63) 26.2(1.03) 31.6(1.24) 55.0(2.17)
3/8 3/8 -AM-FT6-AN6 1.56(39.6) 0.56(14.2) 0.27(6.9) 0.63(15.9)
B
L 1/2 1/2 -AM-FT8-AN8 1.91(48.5) 0.66(16.8) 0.37(9.4) 0.81(20.6)
3/4 3/4 -AM-FT12-AN12 2.21(56.1) 0.86(21.8) 0.58(14.7) 1.13(28.6)
Metric Tube ISO Tapered Thread (RT)
The E dimension refers to 1 1 -AM-FT16-AN16 2.58(65.5) 0.91(23.1) 0.80(20.3) 1.37(34.9)
the smallest nominal orifice. T-Tube Basic Dimensions, mm (in.)
It might be larger at tapered O.D. P-RT
Size Ordering
thread end, straight thread (mm) Number L B E F
end.
3 1/8 -AM-MT3-RT2 29.4(1.16) 9.7(0.38) 2.4(0.09) 12.0(0.47)
4 1/8 -AM-MT4-RT2 29.4(1.16) 9.7(0.38) 2.0(0.08) 12.0(0.47)
6 1/8 -AM-MT6-RT2 32.8(1.29) 9.7(0.38) 4.1(0.16) 12.0(0.47)
F - Hex 6 1/4 -AM-MT6-RT4 38.1(1.50) 14.2(0.56) 4.1(0.16) 14.0(0.55)
Fractional Tube SAE/MS Straight Threads (OST)
8 1/4 -AM-MT8-RT4 39.1(1.54) 14.2(0.56) 5.6(0.22) 14.0(0.55)
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm) 8 3/8 -AM-MT8-RT6 39.9(1.57) 14.2(0.56) 5.6(0.22) 18.0(0.71)
O.D. Nominal Thread Ordering
E
T

10 1/4 -AM-MT10-RT4 39.9(1.57) 14.2(0.56) 7.1(0.28) 14.0(0.55)

(in.) Size Specification Number L B E F
10 3/8 -AM-MT10-RT6 40.6(1.60) 14.2(0.56) 7.1(0.28) 18.0(0.71)
B 1/8 2 5/16-24 -AM-FT2-OST5 1.28(32.5) 0.34(8.6) 0.08(2.0) 0.56(14.3) 10 1/2 -AM-MT10-RT8 44.5(1.75) 19.1(0.75) 7.1(0.28) 22.0(0.87)
L 3/16 3 3/8-24 -AM-FT3-OST6 1.38(35.1) 0.38(9.7) 0.12(3.0) 0.63(15.9) 12 1/4 -AM-MT12-RT4 46.5(1.83) 14.2(0.56) 7.1(0.28) 16.0(0.63)
1/4 4 7/16-20 -AM-FT4-OST7 1.54(39.1) 0.41(10.4) 0.17(4.3) 0.75(19.1) 12 3/8 -AM-MT12-RT6 46.2(1.82) 14.2(0.56) 8.8(0.35) 18.0(0.71)
The E dimension refers to
5/16 5 1/2-20 -AM-FT5-OST8 1.64(41.7) 0.44(11.2) 0.22(5.6) 0.87(22.2) 12 1/2 -AM-MT12-RT8 51.8(2.04) 19.1(0.75) 8.8(0.35) 22.0(0.87)
the smallest nominal orifice.
It might be larger at tapered 3/8 6 9/16-18 -AM-FT6-OST9 1.70(43.2) 0.47(11.9) 0.27(6.9) 0.94(23.8) 16 1/2 -AM-MT16-RT8 50.8(2.00) 19.1(0.75) 11.9(0.47) 22.0(0.87)
thread end, straight thread 1/2 8 3/4-16 -AM-FT8-OST12 1.95(49.5) 0.47(11.9) 0.37(9.4) 1.13(28.6) 18 3/4 -AM-MT18-RT12 51.6(2.03) 19.1(0.75) 14.0(0.55) 27.0(1.06)
end.
20 3/4 -AM-MT20-RT12 52.4(2.06) 19.1(0.75) 15.50(0.61) 27.0(1.06)
25 1 -AM-MT25-RT16 65.9(2.59) 23.9(0.94) 19.8(0.78) 35.0(1.38)
28 1 -AM-AMT28-RT16 74.7(2.94) 23.9(0.94) 22.2(0.87) 35.0(1.38)
28 1 1/4 -AM-AMT28-RT20 76.2(3.00) 23.9(0.94) 22.5(0.89) 46.0(1.81)
30 1 1/4 -AM-AMT30-RT20 80.0(3.15) 23.9(0.94) 24.3(0.96) 46.0(1.81)
32 1 1/4 -AM-AMT32-RT20 81.0(3.19) 23.9(0.94) 26.5(1.04) 46.0(1.81)
38 1 1/2 -AM-AMT38-RT24 92.2(3.63) 26.2(1.03) 31.6(1.24) 55.0(2.17)
 A-74 6D Series Tube Fittings 6D Series Tube Fittings A-75

Male Adapters Male Adapters Metric Tube NPT Thread

F - Hex
Fractional Tube SAE/MS Straight Threads (ST) F - Hex P T-Tube Basic Dimensions, mm (in.)

Tube Fittings
Tube Fittings

O.D. P-NPT
Size Ordering
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm) (mm) Number L B E F
O.D. Nominal Thread Ordering
E
T

P
(in.) Size Specification Number L B E F 3 1/8 -AM-MT3-NS2 29.4(1.16) 9.7(0.38) 1.8(0.07) 12.0(0.47)

E
T
4 1/8 -AM-MT4-NS2 29.4(1.16) 9.7(0.38) 2.4(0.09) 12.0(0.47)
B 1/8 2 5/16-24 -AM-FT2-ST5 1.20(30.5) 0.30(7.6) 0.08(2.0) 0.44(11.1)
6 1/8 -AM-MT6-NS2 32.8(1.29) 9.7(0.38) 4.1(0.16) 12.0(0.47)
L 1/4 4 7/16-20 -AM-FT4-ST7 1.39(35.3) 0.36(9.1) 0.17(4.3) 0.56(14.3) B
L 6 1/4 -AM-MT6-NS4 38.1(1.50) 14.2(0.56) 4.1(0.16) 14.0(0.55)
1" and below 3/8 4 7/16-20 -AM-FT6-ST7 1.46(37.1) 0.36(9.1) 0.20(5.1) 0.56(14.3)
6 3/8 -AM-MT6-NS6 39.2(1.54) 14.2(0.56) 4.1(0.16) 18.0(0.71)
3/8 6 9/16-18 -AM-FT6-ST9 1.52(38.6) 0.39(9.9) 0.27(6.9) 0.69(17.5) 25 mm and below
6 1/2 -AM-MT6-NS8 42.1(1.66) 19.1(0.75) 4.1(0.16) 22.0(0.87)
3/8 8 3/4-16 -AM-FT6-ST12 1.60(40.6) 0.44(11.2) 0.27(6.9) 0.87(22.2)
8 1/4 -AM-MT8-NS4 39.1(1.54) 14.2(0.56) 5.6(0.22) 14.0(0.55)
1/2 6 9/16-18 -AM-FT8-ST9 1.74(44.2) 0.39(9.9) 0.28(7.1) 0.69(17.5)
8 3/8 -AM-MT8-NS6 39.9(1.57) 14.2(0.56) 5.6(0.22) 19.0(0.75)
1/2 8 3/4-16 -AM-FT8-ST12 1.82(46.2) 0.44(11.2) 0.37(9.4) 0.87(22.2) 10 1/4 -AM-MT10-NS4 39.9(1.57) 14.2(0.56) 7.1(0.28) 14.0(0.55)
5/8 10 7/8-14 -AM-FT10-ST14 1.94(49.3) 0.50(12.7) 0.47(11.9) 1.00(25.4) 10 3/8 -AM-MT10-NS6 40.6(1.60) 14.2(0.56) 7.1(0.28) 18.0(0.71)
3/4 12 1 1/16-12 -AM-FT12-ST17 2.10(53.3) 0.59(15.0) 0.58(14.7) 1.25(31.8) 10 1/2 -AM-MT10-NS8 46.2(1.82) 19.1(0.75) 7.1(0.28) 22.0(0.87)
1 16 1 5/16-12 -AM-FT16-ST21 2.41(61.2) 0.59(15.0) 0.80(20.3) 1.50(38.1) 12 1/4 -AM-MT12-NS4 46.5(1.83) 14.2(0.56) 7.1(0.28) 14.0(0.55)
1 1/4" and above
1 1/4 20 1 5/8-12 -AM-AFT20-ST26 2.81(71.4) 0.59(15.0) 1.02(25.9) 1.87(47.6) 12 3/8 -AM-MT12-NS6 46.2(1.82) 14.2(0.56) 8.8(0.35) 18.0(0.71)
1. The E dimension refers to 1 1/2 24 1 7/8-12 -AM-AFT24-ST30 3.28(83.3) 0.59(15.0) 1.25(31.8) 2.13(54.0) 28 mm and above 12 1/2 -AM-MT12-NS8 52.1(2.05) 19.1(0.75) 8.8(0.35) 22.0(0.87)
the smallest nominal orifice. 16 1/2 -AM-MT16-NS8 50.8(2.00) 19.1(0.75) 11.9(0.47) 22.0(0.87)
It might be larger at tapered The E dimension refers to
the smallest nominal orifice. 16 3/4 -AM-MT16-NS12 51.6(2.03) 19.1(0.75) 12.0(0.47) 27.0(1.06)
thread end, straight thread
end. It might be larger at tapered 18 1/2 -AM-MT18-NS8 50.8(2.00) 19.1(0.75) 11.9(0.47) 27.0(1.06)
2. Adapt to straight thread thread end, straight thread 18 3/4 -AM-MT18-NS12 51.6(2.03) 19.1(0.75) 14.0(0.55) 27.0(1.06)
boss of SAE J1926-1, ISO end.
20 1/2 -AM-MT20-NS8 53.3(2.1) 19.1(0.75) 11.9(0.47) 22.0(0.87)
11926-1 and MS 16142. 20 3/4 -AM-MT20-NS12 53.8(2.12) 19.1(0.75) 15.5(0.61) 27.0(1.06)
25 1 -AM-MT25-NS16 65.9(2.59) 23.9(0.94) 19.8(0.78) 35.0(1.38)
Fractional Tube 37° Flare (AN)
28 1 -AM-AMT28-NS16 74.7(2.94) 23.9(0.94) 22.2(0.87) 35.0(1.38)
F - Hex T-Tube AN Tube Basic Dimensions, in. (mm) 28 1 1/4 -AM-AMT28-NS20 76.2(3.00) 23.9(0.94) 22.5(0.89) 46.0(1.81)
37° O.D. Flare Ordering 30 1 -AM-AMT30-NS16 79.2(3.12) 23.9(0.94) 22.2(0.87) 41.0(1.61)
(in.) Size Number L B E F
30 1 1/4 -AM-AMT30-NS20 80.0(3.15) 23.9(0.94) 24.3(0.96) 46.0(1.81)
1/4 1/4 -AM-FT4-AN4 1.46(37.1) 0.55(14.0) 0.17(4.3) 0.50(12.7)
E

32 1 1/4 -AM-AMT32-NS20 81.0(3.19) 23.9(0.94) 26.5(1.04) 46.0(1.81)

T

3/8 1/4 -AM-FT6-AN4 1.53(38.9) 0.55(14.0) 0.17(4.3) 0.50(12.7) 38 1 1/2 -AM-AMT38-NS24 92.2(3.63) 26.2(1.03) 31.6(1.24) 55.0(2.17)
3/8 3/8 -AM-FT6-AN6 1.56(39.6) 0.56(14.2) 0.27(6.9) 0.63(15.9)
B
L 1/2 1/2 -AM-FT8-AN8 1.91(48.5) 0.66(16.8) 0.37(9.4) 0.81(20.6)
3/4 3/4 -AM-FT12-AN12 2.21(56.1) 0.86(21.8) 0.58(14.7) 1.13(28.6)
Metric Tube ISO Tapered Thread (RT)
The E dimension refers to 1 1 -AM-FT16-AN16 2.58(65.5) 0.91(23.1) 0.80(20.3) 1.37(34.9)
the smallest nominal orifice. T-Tube Basic Dimensions, mm (in.)
It might be larger at tapered O.D. P-RT
Size Ordering
thread end, straight thread (mm) Number L B E F
end.
3 1/8 -AM-MT3-RT2 29.4(1.16) 9.7(0.38) 2.4(0.09) 12.0(0.47)
4 1/8 -AM-MT4-RT2 29.4(1.16) 9.7(0.38) 2.0(0.08) 12.0(0.47)
6 1/8 -AM-MT6-RT2 32.8(1.29) 9.7(0.38) 4.1(0.16) 12.0(0.47)
F - Hex 6 1/4 -AM-MT6-RT4 38.1(1.50) 14.2(0.56) 4.1(0.16) 14.0(0.55)
Fractional Tube SAE/MS Straight Threads (OST)
8 1/4 -AM-MT8-RT4 39.1(1.54) 14.2(0.56) 5.6(0.22) 14.0(0.55)
T-Tube P-SAE P-SAE/MS Basic Dimensions, in. (mm) 8 3/8 -AM-MT8-RT6 39.9(1.57) 14.2(0.56) 5.6(0.22) 18.0(0.71)
O.D. Nominal Thread Ordering
E
T

10 1/4 -AM-MT10-RT4 39.9(1.57) 14.2(0.56) 7.1(0.28) 14.0(0.55)

(in.) Size Specification Number L B E F
10 3/8 -AM-MT10-RT6 40.6(1.60) 14.2(0.56) 7.1(0.28) 18.0(0.71)
B 1/8 2 5/16-24 -AM-FT2-OST5 1.28(32.5) 0.34(8.6) 0.08(2.0) 0.56(14.3) 10 1/2 -AM-MT10-RT8 44.5(1.75) 19.1(0.75) 7.1(0.28) 22.0(0.87)
L 3/16 3 3/8-24 -AM-FT3-OST6 1.38(35.1) 0.38(9.7) 0.12(3.0) 0.63(15.9) 12 1/4 -AM-MT12-RT4 46.5(1.83) 14.2(0.56) 7.1(0.28) 16.0(0.63)
1/4 4 7/16-20 -AM-FT4-OST7 1.54(39.1) 0.41(10.4) 0.17(4.3) 0.75(19.1) 12 3/8 -AM-MT12-RT6 46.2(1.82) 14.2(0.56) 8.8(0.35) 18.0(0.71)
The E dimension refers to
5/16 5 1/2-20 -AM-FT5-OST8 1.64(41.7) 0.44(11.2) 0.22(5.6) 0.87(22.2) 12 1/2 -AM-MT12-RT8 51.8(2.04) 19.1(0.75) 8.8(0.35) 22.0(0.87)
the smallest nominal orifice.
It might be larger at tapered 3/8 6 9/16-18 -AM-FT6-OST9 1.70(43.2) 0.47(11.9) 0.27(6.9) 0.94(23.8) 16 1/2 -AM-MT16-RT8 50.8(2.00) 19.1(0.75) 11.9(0.47) 22.0(0.87)
thread end, straight thread 1/2 8 3/4-16 -AM-FT8-OST12 1.95(49.5) 0.47(11.9) 0.37(9.4) 1.13(28.6) 18 3/4 -AM-MT18-RT12 51.6(2.03) 19.1(0.75) 14.0(0.55) 27.0(1.06)
end.
20 3/4 -AM-MT20-RT12 52.4(2.06) 19.1(0.75) 15.50(0.61) 27.0(1.06)
25 1 -AM-MT25-RT16 65.9(2.59) 23.9(0.94) 19.8(0.78) 35.0(1.38)
28 1 -AM-AMT28-RT16 74.7(2.94) 23.9(0.94) 22.2(0.87) 35.0(1.38)
28 1 1/4 -AM-AMT28-RT20 76.2(3.00) 23.9(0.94) 22.5(0.89) 46.0(1.81)
30 1 1/4 -AM-AMT30-RT20 80.0(3.15) 23.9(0.94) 24.3(0.96) 46.0(1.81)
32 1 1/4 -AM-AMT32-RT20 81.0(3.19) 23.9(0.94) 26.5(1.04) 46.0(1.81)
38 1 1/2 -AM-AMT38-RT24 92.2(3.63) 26.2(1.03) 31.6(1.24) 55.0(2.17)
 A-76 6D Series Tube Fittings 6D Series Tube Fittings A-77

Male Adapters Metric Tube ISO Parallel Thread (RS) Female Adapters Fractional Tube NPT Thread
F - Hex P T-Tube Basic Dimensions, mm (in.) F - Hex T-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

O.D. P-RS P P-NPT

Ordering O.D. Ordering
(mm) Size L B E F D Size L B E F
Number (in.) Number
3 1/8 -AM-MT3-RS2 31.0(1.22) 7.1(0.28) 1.8(0.07) 14.0(0.55) 13.7(0.54) 1/16 1/8 -AF-FT1-NS2 1.07(27.2) 0.41(10.4) 0.03(0.8) 0.56(14.3)

D
E
T

E
T
4 1/8 -AM-MT4-RS2 31.8(1.25) 7.1(0.28) 2.4(0.09) 14.0(0.55) 13.7(0.54) 1/8 1/8 -AF-FT2-NS2 1.24(31.5) 0.41(10.4) 0.08(2.0) 0.56(14.3)

B 6 1/8 -AM-MT6-RS2 34.3(1.35) 7.1(0.28) 4.0(0.16) 14.0(0.55) 13.7(0.54) 1/8 1/4 -AF-FT2-NS4 1.39(35.3) 0.59(15.0) 0.08(2.0) 0.75(19.1)
L B
6 1/4 -AM-MT6-RS4 39.1(1.54) 11.2(0.44) 4.1(0.16) 19.0(0.75) 17.8(0.70) 3/16 1/8 -AF-FT3-NS2 1.25(31.8) 0.41(10.4) 0.11(2.9) 0.56(14.3)
L
8 1/4 -AM-MT8-RS4 39.6(1.56) 11.2(0.44) 5.6(0.22) 19.0(0.75) 17.8(0.70) 3/16 1/4 -AF-FT3-NS4 1.41(35.8) 0.59(15.0) 0.12(3.0) 0.75(19.1)
25 mm and below
10 1/4 -AM-MT10-RS4 40.9(1.61) 11.2(0.44) 5.9(0.23) 19.0(0.75) 17.8(0.70) 1" and below 1/4 1/8 -AF-FT4-NS2 1.30(33.0) 0.41(10.4) 0.17(4.3) 0.56(14.3)
10 3/8 -AM-MT10-RS6 41.7(1.64) 11.2(0.44) 7.1(0.28) 22.0(0.87) 21.6(0.85) 1/4 1/4 -AF-FT4-NS4 1.46(37.1) 0.59(15.0) 0.17(4.3) 0.75(19.1)
10 1/2 -AM-MT10-RS8 44.7(1.76) 14.2(0.56) 7.1(0.28) 27.0(1.06) 25.9(1.02) 1/4 3/8 -AF-FT4-NS6 1.55(39.4) 0.59(15.0) 0.17(4.3) 0.87(22.2)
12 1/4 -AM-MT12-RS4 46.7(1.84) 11.2(0.44) 5.9(0.23) 19.0(0.75) 17.8(0.70) 1/4 1/2 -AF-FT4-NS8 1.79(45.5) 0.78(19.8) 0.17(4.3) 1.06(27.0)
12 3/8 -AM-MT12-RS6 47.2(1.86) 11.2(0.44) 7.9(0.31) 22.0(0.87) 21.6(0.85) 5/16 1/8 -AF-FT5-NS2 1.34(34.0) 0.41(10.4) 0.22(5.6) 0.56(14.3)
12 1/2 -AM-MT12-RS8 50.5(1.99) 14.2(0.56) 8.8(0.35) 27.0(1.06) 25.9(1.02) 5/16 1/4 -AF-FT5-NS4 1.48(37.6) 0.59(15.0) 0.22(5.6) 0.75(19.1)
16 1/2 -AM-MT16-RS8 50.8(2.00) 14.2(0.56) 11.9(0.47) 27.0(1.06) 25.9(1.02) 5/16 3/8 -AF-FT5-NS6 1.59(40.4) 0.59(15.0) 0.22(5.6) 0.87(22.2)
18 3/4 -AM-MT18-RS12 55.9(2.20) 16.0(0.63) 13.9(0.55) 35.0(1.38) 32.0(1.26) 3/8 1/8 -AF-FT6-NS2 1.35(34.3) 0.41(10.4) 0.27(6.9) 0.56(14.3)
20 3/4 -AM-MT20-RS12 57.0(2.24) 16.0(0.63) 15.5(0.61) 35.0(1.38) 32.0(1.26) 3/8 1/4 -AF-FT6-NS4 1.50(38.1) 0.59(15.0) 0.27(6.9) 0.75(19.1)
28 mm and above
25 1 -AM-MT25-RS16 65.1(2.56) 18.3(0.72) 19.8(0.78) 41.0(1.61) 38.9(1.53) 3/8 3/8 -AF-FT6-NS6 1.59(40.4) 0.59(15.0) 0.27(6.9) 0.87(22.2)
The E dimension refers to 28 1 -AM-AMT28-RS16 71.9(2.83) 18.3(0.72) 19.8(0.78) 41.0(1.61) 38.9(1.53) 1 1/4" and above 3/8 1/2 -AF-FT6-NS8 1.84(46.7) 0.78(19.8) 0.27(6.9) 1.06(27.0)
the smallest nominal orifice. 28 1 1/4 -AM-AMT28-RS20 77.0(3.03) 19.8(0.78) 22.5(0.89) 50.0(1.97) 49.0(1.93) 1/2 1/4 -AF-FT8-NS4 1.71(43.4) 0.59(15.0) 0.37(9.4) 0.75(19.1)
It might be larger at tapered
thread end, straight thread 30 1 1/4 -AM-AMT30-RS20 80.8(3.18) 19.8(0.78) 24.3(0.96) 50.0(1.97) 49.0(1.93) 1/2 3/8 -AF-FT8-NS6 1.79(45.5) 0.59(15.0) 0.37(9.4) 0.87(22.2)
end. 32 1 1/4 -AM-AMT32-RS20 81.8(3.22) 19.8(0.78) 26.5(1.04) 50.0(1.97) 49.0(1.93) 1/2 1/2 -AF-FT8-NS8 2.04(51.8) 0.78(19.8) 0.37(9.4) 1.06(27.0)
38 1 1/2 -AM-AMT38-RS24 94.5(3.72) 20.6(0.81) 31.6(1.24) 55.0(2.17) 54.7(2.15) 5/8 3/8 -AF-FT10-NS6 1.86(47.2) 0.59(15.0) 0.47(11.9) 0.87(22.2)
5/8 1/2 -AF-FT10-NS8 2.09(53.1) 0.78(19.8) 0.47(11.9) 1.06(27.0)
3/4 1/2 -AF-FT12-NS8 2.08(52.8) 0.78(19.8) 0.58(14.7) 1.06(27.0)
3/4 3/4 -AF-FT12-NS12 2.16(54.9) 0.81(20.6) 0.58(14.7) 1.31(33.3)
F - Hex P Metric Tube ISO Parallel Thread (RP) 3/4 1 -AF-FT12-NS16 2.30(58.4) 1.00(25.4) 0.58(14.7) 1.63(41.3)

T-Tube Basic Dimensions, mm (in.) 7/8 3/4 -AF-FT14-NS12 2.22(56.4) 0.81(20.6) 0.58(14.7) 1.31(33.3)
O.D. P-RP Ordering
Size 1 3/4 -AF-FT16-NS12 2.39(60.7) 0.81(20.6) 0.80(20.3) 1.31(33.3)
D
E

(mm) Number L B E F D
T

1 1 -AF-FT16-NS16 2.53(64.3) 1.00(25.4) 0.80(20.3) 1.63(41.3)

3 1/8 -AM-MT3-RP2 31.0(1.22) 7.1(0.28) 1.8(0.07) 14.0(0.55) 13.7(0.54) 1 1/4 1 1/4 -AF-AFT20-NS20 3.06(77.7) 1.00(25.4) 1.02(25.9) 2.13(54.0)
B 4 1/8 -AM-MT4-RP2 31.8(1.25) 7.1(0.28) 2.0(0.08) 14.0(0.55) 13.7(0.54)
L 1 1/2 1 1/2 -AF-AFT24-NS24 3.50(88.9) 1.09(27.7) 1.25(31.8) 2.37(60.3)
6 1/8 -AM-MT6-RP2 34.3(1.35) 7.1(0.28) 4.0(0.16) 14.0(0.55) 13.7(0.54)
25 mm and below 6 1/4 -AM-MT6-RP4 38.1(1.50) 11.2(0.44) 4.0(0.16) 19.0(0.75) 17.8(0.70)
8 1/4 -AM-MT8-RP4 38.9(1.53) 11.2(0.44) 5.6(0.22) 19.0(0.75) 17.8(0.70)
Fractional Tube ISO Tapered Thread (RT)
10 1/4 -AM-MT10-RP4 38.9(1.53) 11.2(0.44) 6.4(0.25) 19.0(0.75) 17.8(0.70)
10 3/8 -AM-MT10-RP6
T-Tube Basic Dimensions, in. (mm)
39.7(1.56) 11.2(0.44) 7.1(0.28) 22.0(0.87) 21.6(0.85)
O.D. P-RT
Size Ordering
10 1/2 -AM-MT10-RP8 42.9(1.69) 14.2(0.56) 7.1(0.28) 27.0(1.06) 25.9(1.02) (in.) Number L B E F
12 1/4 -AM-MT12-RP4 43.7(1.72) 11.2(0.44) 6.4(0.25) 19.0(0.75) 17.8(0.70)
1/4 1/8 -AF-FT4-RT2 1.30(33.0) 0.41(10.4) 0.17(4.3) 0.56(14.3)
12 3/8 -AM-MT12-RP6 44.5(1.75) 11.2(0.44) 7.9(0.31) 22.0(0.87) 21.6(0.85)
1/4 1/4 -AF-FT4-RT4 1.45(36.8) 0.59(15.0) 0.17(4.3) 0.75(19.1)
12 1/2 -AM-MT12-RP8 49.2(1.94) 14.2(0.56) 9.1(0.36) 27.0(1.06) 25.9(1.02)
3/8 1/4 -AF-FT6-RT4 1.50(38.1) 0.59(15.0) 0.27(6.9) 0.75(19.1)
16 1/2 -AM-MT16-RP8 50.8(2.00) 14.2(0.56) 11.9(0.47) 27.0(1.06) 25.9(1.02)
3/8 3/8 -AF-FT6-RT6 1.59(40.4) 0.59(15.0) 0.27(6.9) 0.87(22.2)
28 mm and above 18 3/4 -AM-MT18-RP12 53.2(2.09) 16.0(0.63) 14.0(0.55) 33.0(1.30) 32.0(1.26)
1/2 1/4 -AF-FT8-RT4 1.71(43.4) 0.59(15.0) 0.37(9.4) 0.75(19.1)
20 3/4 -AM-MT20-RP12 54.0(2.13) 16.0(0.63) 15.5(0.61) 33.0(1.30) 32.0(1.26)
1/2 3/8 -AF-FT8-RT6 1.80(45.7) 0.59(15.0) 0.37(9.4) 0.87(22.2)
The E dimension refers to 25 1 -AM-MT25-RP16 65.1(2.56) 18.3(0.72) 19.8(0.78) 41.0(1.61) 38.9(1.53)
the smallest nominal orifice. 1/2 1/2 -AF-FT8-RT8 2.05(52.1) 0.78(19.8) 0.37(9.4) 1.06(27.0)
It might be larger at tapered 28 1 -AM-AMT28-RP16 72.7(2.86) 18.3(0.72) 19.8(0.78) 41.0(1.61) 38.9(1.53)
thread end, straight thread 28 1 1/4 -AM-AMT28-RP20 77.3(3.04) 19.8(0.78) 22.5(0.89) 50.0(1.97) 49.0(1.93)
end. 30 1 1/4 -AM-AMT30-RP20 80.8(3.18) 19.8(0.78) 24.3(0.96) 50.0(1.97) 49.0(1.93)
32 1 1/4 -AM-AMT32-RP20 82.1(3.23) 19.8(0.78) 26.5(1.04) 50.0(1.97) 49.0(1.93)
38 1 1/2 -AM-AMT38-RP24 94.5(3.72) 20.6(0.81) 31.6(1.24) 55.0(2.17) 54.7(2.15)
 A-76 6D Series Tube Fittings 6D Series Tube Fittings A-77

Male Adapters Metric Tube ISO Parallel Thread (RS) Female Adapters Fractional Tube NPT Thread
F - Hex P T-Tube Basic Dimensions, mm (in.) F - Hex T-Tube Basic Dimensions, in. (mm)

Tube Fittings
Tube Fittings

O.D. P-RS P P-NPT

Ordering O.D. Ordering
(mm) Size L B E F D Size L B E F
Number (in.) Number
3 1/8 -AM-MT3-RS2 31.0(1.22) 7.1(0.28) 1.8(0.07) 14.0(0.55) 13.7(0.54) 1/16 1/8 -AF-FT1-NS2 1.07(27.2) 0.41(10.4) 0.03(0.8) 0.56(14.3)

D
E
T

E
T
4 1/8 -AM-MT4-RS2 31.8(1.25) 7.1(0.28) 2.4(0.09) 14.0(0.55) 13.7(0.54) 1/8 1/8 -AF-FT2-NS2 1.24(31.5) 0.41(10.4) 0.08(2.0) 0.56(14.3)

B 6 1/8 -AM-MT6-RS2 34.3(1.35) 7.1(0.28) 4.0(0.16) 14.0(0.55) 13.7(0.54) 1/8 1/4 -AF-FT2-NS4 1.39(35.3) 0.59(15.0) 0.08(2.0) 0.75(19.1)
L B
6 1/4 -AM-MT6-RS4 39.1(1.54) 11.2(0.44) 4.1(0.16) 19.0(0.75) 17.8(0.70) 3/16 1/8 -AF-FT3-NS2 1.25(31.8) 0.41(10.4) 0.11(2.9) 0.56(14.3)
L
8 1/4 -AM-MT8-RS4 39.6(1.56) 11.2(0.44) 5.6(0.22) 19.0(0.75) 17.8(0.70) 3/16 1/4 -AF-FT3-NS4 1.41(35.8) 0.59(15.0) 0.12(3.0) 0.75(19.1)
25 mm and below
10 1/4 -AM-MT10-RS4 40.9(1.61) 11.2(0.44) 5.9(0.23) 19.0(0.75) 17.8(0.70) 1" and below 1/4 1/8 -AF-FT4-NS2 1.30(33.0) 0.41(10.4) 0.17(4.3) 0.56(14.3)
10 3/8 -AM-MT10-RS6 41.7(1.64) 11.2(0.44) 7.1(0.28) 22.0(0.87) 21.6(0.85) 1/4 1/4 -AF-FT4-NS4 1.46(37.1) 0.59(15.0) 0.17(4.3) 0.75(19.1)
10 1/2 -AM-MT10-RS8 44.7(1.76) 14.2(0.56) 7.1(0.28) 27.0(1.06) 25.9(1.02) 1/4 3/8 -AF-FT4-NS6 1.55(39.4) 0.59(15.0) 0.17(4.3) 0.87(22.2)
12 1/4 -AM-MT12-RS4 46.7(1.84) 11.2(0.44) 5.9(0.23) 19.0(0.75) 17.8(0.70) 1/4 1/2 -AF-FT4-NS8 1.79(45.5) 0.78(19.8) 0.17(4.3) 1.06(27.0)
12 3/8 -AM-MT12-RS6 47.2(1.86) 11.2(0.44) 7.9(0.31) 22.0(0.87) 21.6(0.85) 5/16 1/8 -AF-FT5-NS2 1.34(34.0) 0.41(10.4) 0.22(5.6) 0.56(14.3)
12 1/2 -AM-MT12-RS8 50.5(1.99) 14.2(0.56) 8.8(0.35) 27.0(1.06) 25.9(1.02) 5/16 1/4 -AF-FT5-NS4 1.48(37.6) 0.59(15.0) 0.22(5.6) 0.75(19.1)
16 1/2 -AM-MT16-RS8 50.8(2.00) 14.2(0.56) 11.9(0.47) 27.0(1.06) 25.9(1.02) 5/16 3/8 -AF-FT5-NS6 1.59(40.4) 0.59(15.0) 0.22(5.6) 0.87(22.2)
18 3/4 -AM-MT18-RS12 55.9(2.20) 16.0(0.63) 13.9(0.55) 35.0(1.38) 32.0(1.26) 3/8 1/8 -AF-FT6-NS2 1.35(34.3) 0.41(10.4) 0.27(6.9) 0.56(14.3)
20 3/4 -AM-MT20-RS12 57.0(2.24) 16.0(0.63) 15.5(0.61) 35.0(1.38) 32.0(1.26) 3/8 1/4 -AF-FT6-NS4 1.50(38.1) 0.59(15.0) 0.27(6.9) 0.75(19.1)
28 mm and above
25 1 -AM-MT25-RS16 65.1(2.56) 18.3(0.72) 19.8(0.78) 41.0(1.61) 38.9(1.53) 3/8 3/8 -AF-FT6-NS6 1.59(40.4) 0.59(15.0) 0.27(6.9) 0.87(22.2)
The E dimension refers to 28 1 -AM-AMT28-RS16 71.9(2.83) 18.3(0.72) 19.8(0.78) 41.0(1.61) 38.9(1.53) 1 1/4" and above 3/8 1/2 -AF-FT6-NS8 1.84(46.7) 0.78(19.8) 0.27(6.9) 1.06(27.0)
the smallest nominal orifice. 28 1 1/4 -AM-AMT28-RS20 77.0(3.03) 19.8(0.78) 22.5(0.89) 50.0(1.97) 49.0(1.93) 1/2 1/4 -AF-FT8-NS4 1.71(43.4) 0.59(15.0) 0.37(9.4) 0.75(19.1)
It might be larger at tapered
thread end, straight thread 30 1 1/4 -AM-AMT30-RS20 80.8(3.18) 19.8(0.78) 24.3(0.96) 50.0(1.97) 49.0(1.93) 1/2 3/8 -AF-FT8-NS6 1.79(45.5) 0.59(15.0) 0.37(9.4) 0.87(22.2)
end. 32 1 1/4 -AM-AMT32-RS20 81.8(3.22) 19.8(0.78) 26.5(1.04) 50.0(1.97) 49.0(1.93) 1/2 1/2 -AF-FT8-NS8 2.04(51.8) 0.78(19.8) 0.37(9.4) 1.06(27.0)
38 1 1/2 -AM-AMT38-RS24 94.5(3.72) 20.6(0.81) 31.6(1.24) 55.0(2.17) 54.7(2.15) 5/8 3/8 -AF-FT10-NS6 1.86(47.2) 0.59(15.0) 0.47(11.9) 0.87(22.2)
5/8 1/2 -AF-FT10-NS8 2.09(53.1) 0.78(19.8) 0.47(11.9) 1.06(27.0)
3/4 1/2 -AF-FT12-NS8 2.08(52.8) 0.78(19.8) 0.58(14.7) 1.06(27.0)
3/4 3/4 -AF-FT12-NS12 2.16(54.9) 0.81(20.6) 0.58(14.7) 1.31(33.3)
F - Hex P Metric Tube ISO Parallel Thread (RP) 3/4 1 -AF-FT12-NS16 2.30(58.4) 1.00(25.4) 0.58(14.7) 1.63(41.3)

T-Tube Basic Dimensions, mm (in.) 7/8 3/4 -AF-FT14-NS12 2.22(56.4) 0.81(20.6) 0.58(14.7) 1.31(33.3)
O.D. P-RP Ordering
Size 1 3/4 -AF-FT16-NS12 2.39(60.7) 0.81(20.6) 0.80(20.3) 1.31(33.3)
D
E

(mm) Number L B E F D
T

1 1 -AF-FT16-NS16 2.53(64.3) 1.00(25.4) 0.80(20.3) 1.63(41.3)

3 1/8 -AM-MT3-RP2 31.0(1.22) 7.1(0.28) 1.8(0.07) 14.0(0.55) 13.7(0.54) 1 1/4 1 1/4 -AF-AFT20-NS20 3.06(77.7) 1.00(25.4) 1.02(25.9) 2.13(54.0)
B 4 1/8 -AM-MT4-RP2 31.8(1.25) 7.1(0.28) 2.0(0.08) 14.0(0.55) 13.7(0.54)
L 1 1/2 1 1/2 -AF-AFT24-NS24 3.50(88.9) 1.09(27.7) 1.25(31.8) 2.37(60.3)
6 1/8 -AM-MT6-RP2 34.3(1.35) 7.1(0.28) 4.0(0.16) 14.0(0.55) 13.7(0.54)
25 mm and below 6 1/4 -AM-MT6-RP4 38.1(1.50) 11.2(0.44) 4.0(0.16) 19.0(0.75) 17.8(0.70)
8 1/4 -AM-MT8-RP4 38.9(1.53) 11.2(0.44) 5.6(0.22) 19.0(0.75) 17.8(0.70)
Fractional Tube ISO Tapered Thread (RT)
10 1/4 -AM-MT10-RP4 38.9(1.53) 11.2(0.44) 6.4(0.25) 19.0(0.75) 17.8(0.70)
10 3/8 -AM-MT10-RP6
T-Tube Basic Dimensions, in. (mm)
39.7(1.56) 11.2(0.44) 7.1(0.28) 22.0(0.87) 21.6(0.85)
O.D. P-RT
Size Ordering
10 1/2 -AM-MT10-RP8 42.9(1.69) 14.2(0.56) 7.1(0.28) 27.0(1.06) 25.9(1.02) (in.) Number L B E F
12 1/4 -AM-MT12-RP4 43.7(1.72) 11.2(0.44) 6.4(0.25) 19.0(0.75) 17.8(0.70)
1/4 1/8 -AF-FT4-RT2 1.30(33.0) 0.41(10.4) 0.17(4.3) 0.56(14.3)
12 3/8 -AM-MT12-RP6 44.5(1.75) 11.2(0.44) 7.9(0.31) 22.0(0.87) 21.6(0.85)
1/4 1/4 -AF-FT4-RT4 1.45(36.8) 0.59(15.0) 0.17(4.3) 0.75(19.1)
12 1/2 -AM-MT12-RP8 49.2(1.94) 14.2(0.56) 9.1(0.36) 27.0(1.06) 25.9(1.02)
3/8 1/4 -AF-FT6-RT4 1.50(38.1) 0.59(15.0) 0.27(6.9) 0.75(19.1)
16 1/2 -AM-MT16-RP8 50.8(2.00) 14.2(0.56) 11.9(0.47) 27.0(1.06) 25.9(1.02)
3/8 3/8 -AF-FT6-RT6 1.59(40.4) 0.59(15.0) 0.27(6.9) 0.87(22.2)
28 mm and above 18 3/4 -AM-MT18-RP12 53.2(2.09) 16.0(0.63) 14.0(0.55) 33.0(1.30) 32.0(1.26)
1/2 1/4 -AF-FT8-RT4 1.71(43.4) 0.59(15.0) 0.37(9.4) 0.75(19.1)
20 3/4 -AM-MT20-RP12 54.0(2.13) 16.0(0.63) 15.5(0.61) 33.0(1.30) 32.0(1.26)
1/2 3/8 -AF-FT8-RT6 1.80(45.7) 0.59(15.0) 0.37(9.4) 0.87(22.2)
The E dimension refers to 25 1 -AM-MT25-RP16 65.1(2.56) 18.3(0.72) 19.8(0.78) 41.0(1.61) 38.9(1.53)
the smallest nominal orifice. 1/2 1/2 -AF-FT8-RT8 2.05(52.1) 0.78(19.8) 0.37(9.4) 1.06(27.0)
It might be larger at tapered 28 1 -AM-AMT28-RP16 72.7(2.86) 18.3(0.72) 19.8(0.78) 41.0(1.61) 38.9(1.53)
thread end, straight thread 28 1 1/4 -AM-AMT28-RP20 77.3(3.04) 19.8(0.78) 22.5(0.89) 50.0(1.97) 49.0(1.93)
end. 30 1 1/4 -AM-AMT30-RP20 80.8(3.18) 19.8(0.78) 24.3(0.96) 50.0(1.97) 49.0(1.93)
32 1 1/4 -AM-AMT32-RP20 82.1(3.23) 19.8(0.78) 26.5(1.04) 50.0(1.97) 49.0(1.93)
38 1 1/2 -AM-AMT38-RP24 94.5(3.72) 20.6(0.81) 31.6(1.24) 55.0(2.17) 54.7(2.15)
 A-78 6D Series Tube Fittings 6D Series Tube Fittings A-79

Female Adapters Fractional Tube ISO Parallel Thread (RP) Female Adapters Metric Tube NPT Thread
F - Hex P T-Tube Basic Dimensions, in. (mm) F - Hex T-Tube Basic Dimensions, mm (in.)

Tube Fittings
Tube Fittings

O.D. P-RP P O.D. P-NPT

Size Ordering Size Ordering
(in.) Number L B E F (mm) Number L B E F
1/8 1/8 -AF-FT2-RP2 1.17(29.7) 0.40(10.2) 0.08(2.0) 0.56(14.3) 3 1/8 -AF-MT3-NS2 28.8(1.13) 10.4(0.41) 1.3(0.05) 14.0(0.55)
E

E
T

T
1/4 1/8 -AF-FT4-RP2 1.25(31.8) 0.40(10.2) 0.17(4.3) 0.56(14.3) 4 1/8 -AF-MT4-NS2 33.3(1.31) 10.4(0.41) 2.4(0.09) 14.0(0.55)
1/4 1/4 -AF-FT4-RP4 1.50(38.1) 0.61(15.5) 0.17(4.3) 0.75(19.1) 6 1/8 -AF-MT6-NS2 32.5(1.28) 10.4(0.41) 4.1(0.16) 14.0(0.55)
B B
L 3/8 1/4 -AF-FT6-RP4 1.55(39.4) 0.61(15.5) 0.27(6.9) 0.75(19.1) 6 1/4 -AF-MT6-NS4 37.1(1.46) 15.0(0.59) 4.1(0.16) 19.0(0.75)
L
3/8 3/8 -AF-FT6-RP6 1.57(39.9) 0.60(15.2) 0.27(6.9) 0.94(23.8) 8 1/8 -AF-MT8-NS2 35.1(1.38) 10.4(0.41) 5.6(0.22) 14.0(0.55)
1/2 3/8 -AF-FT8-RP6 1.78(45.2) 0.60(15.2) 0.38(9.7) 0.94(23.8) 8 1/4 -AF-MT8-NS4 37.6(1.48) 15.0(0.59) 5.6(0.22) 19.0(0.75)
1/2 1/2 -AF-FT8-RP8 1.95(49.5) 0.73(18.5) 0.38(9.7) 1.06(27.0) 8 3/8 -AF-MT8-NS6 36.5(1.44) 15.0(0.59) 5.6(0.22) 22.0(0.87)
10 1/4 -AF-MT10-NS4 38.1(1.50) 15.0(0.59) 7.1(0.28) 19.0(0.75)
10 3/8 -AF-MT10-NS6 40.1(1.58) 15.0(0.59) 7.1(0.28) 22.0(0.87)
10 1/2 -AF-MT10-NS8 46.5(1.83) 19.8(0.78) 7.1(0.28) 27.0(1.06)
12 1/4 -AF-MT12-NS4 43.7(1.72) 15.0(0.59) 8.8(0.35) 19.0(0.75)
F - Hex P
Fractional Tube ISO Parallel Thread (RG) 12 3/8 -AF-MT12-NS6 42.9(1.69) 15.0(0.59) 8.8(0.35) 22.0(0.87)
T-Tube Basic Dimensions, in. (mm) 12 1/2 -AF-MT12-NS8 52.3(2.06) 19.8(0.78) 8.8(0.35) 27.0(1.06)
O.D. P-RG
Ordering 16 1/2 -AF-MT16-NS8 49.2(1.94) 19.8(0.78) 12.0(0.47) 27.0(1.06)
E

Size
T

(in.) Number L B E F
18 3/4 -AF-MT18-NS12 52.4(2.06) 20.6(0.81) 14.0(0.55) 32.0(1.26)
1/4 1/4 -AF-FT4-RG4 1.39(35.3) 0.51(12.9) 0.17(4.3) 0.75(19.1) 20 1/2 -AF-MT20-NS8 50.0(1.97) 19.8(0.78) 15.5(0.61) 27.0(1.06)
B 3/8 3/8 -AF-FT6-RG6 1.55(39.4) 0.56(14.2) 0.26(6.6) 0.94(23.8)
L 20 3/4 -AF-MT20-NS12 57.2(2.25) 20.6(0.81) 15.5(0.61) 35.0(1.38)
1/2 1/2 -AF-FT8-RG8 1.80(45.7) 0.74(18.8) 0.28(7.1) 1.06(27.0) 25 1 -AF-MT25-NS16 66.7(2.63) 25.4(1.00) 19.8(0.78) 41.0(1.61)

Metric Tube ISO Tapered Thread (RT)

F - Hex P Dimensions, mm (in.)
Fractional Tube ISO Parallel Thread (RJ) T-Tube Basic
P-RT
O.D. Ordering
Size L B E F
T-Tube Basic Dimensions, in. (mm) (mm) Number
O.D. P-RJ
Ordering
E

Size 3 1/8 -AF-MT3-RT2 28.8(1.13) 10.4(0.41) 1.8(0.07) 14.0(0.55)

T

(in.) Number L B E F
4 1/8 -AF-MT4-RT2 28.6(1.13) 10.4(0.41) 2.4(0.09) 14.0(0.55)
1/4 1/4 -AF-FT4-RJ4 1.39(35.3) 0.51(12.9) 0.17(4.3) 0.75(19.1)
6 1/8 -AF-MT6-RT2 33.0(1.30) 10.4(0.41) 4.1(0.16) 14.0(0.55)
B 3/8 3/8 -AF-FT6-RJ6 1.55(39.4) 0.62(15.8) 0.26(6.6) 0.94(23.8)
L 8 1/4 -AF-MT8-RT4 37.6(1.48) 15.0(0.59) 5.6(0.22) 19.0(0.75)
1/2 1/2 -AF-FT8-RJ8 1.94(49.3) 0.74(18.8) 0.28(7.1) 1.06(27.0)
10 1/4 -AF-MT10-RT4 38.1(1.50) 15.0(0.59) 7.1(0.28) 19.0(0.75)
Adapt to Japanese gauge stud.
10 3/8 -AF-MT10-RT6 36.5(1.44) 15.0(0.59) 7.1(0.28) 22.0(0.87)
10 1/2 -AF-MT10-RT8 41.3(1.63) 19.8(0.78) 7.1(0.28) 27.0(1.06)
12 1/4 -AF-MT12-RT4 43.7(1.72) 15.0(0.59) 8.8(0.35) 19.0(0.75)
B 12 3/8 -AF-MT12-RT6 43.7(1.72) 15.0(0.59) 8.8(0.35) 22.0(0.87)
Fractional Tube AN Thread
12 1/2 -AF-MT12-RT8 46.8(1.84) 19.8(0.78) 8.8(0.35) 27.0(1.06)
F-AN Nut Hex

T-Tube AN Tube Basic Dimensions, in. (mm) 16 1/2 -AF-MT16-RT8 48.4(1.91) 19.8(0.78) 12.0(0.47) 27.0(1.06)
74°

O.D. Flare Ordering

E
T

(in.) Size(in.) Number L B E F 18 3/4 -AF-MT18-RT12 52.4(2.06) 20.6(0.81) 14.0(0.55) 32.0(1.26)

0.88(22.4) 0.55(14.0) 0.08(2.0) 0.37(9.5) 20 3/4 -AF-MT20-RT12 52.4(2.06) 20.6(0.81) 15.5(0.61) 32.0(1.26)
1/8 1/8 -AF-FT2-AN2
L 25 1 -AF-MT25-RT16 66.7(2.63) 25.4(1.00) 19.8(0.78) 41.0(1.61)
1/8 1/4 -AF-FT2-AN4 0.88(22.4) 0.62(15.8) 0.16(4.0) 0.56(14.3)
1/4 1/4 -AF-FT4-AN4 0.96(24.4) 0.62(15.8) 0.18(4.6) 0.56(14.3)
3/8 3/8 -AF-FT6-AN6 0.98(24.9) 0.73(18.5) 0.27(6.8) 0.75(19.05)
1/2 1/2 -AF-FT8-AN8 1.42(36.1) 0.85(21.6) 0.37(9.4) 0.87(22.2)
3/4 3/4 -AF-FT12-AN12 1.49(37.8) 1.03(26.2) 0.58(14.7) 1.25(31.8) F - Hex
P Metric Tube ISO Parallel Thread (RP)
T-Tube Basic Dimensions, mm (in.)
P-RP
O.D. Ordering

E
Size
T (mm) Number L B E F

6 1/8 -AF-MT6-RP2 32.0(1.26) 10.2(0.40) 4.1(0.16) 14.0(0.55)

B 1/4 37.8(1.49) 15.2(0.60) 4.1(0.16) 19.0(0.75)
6 -AF-MT6-RP4
L
12 1/2 -AF-MT12-RP8 49.8(1.96) 18.8(0.74) 8.8(0.35) 27.0(1.06)
 A-78 6D Series Tube Fittings 6D Series Tube Fittings A-79

Female Adapters Fractional Tube ISO Parallel Thread (RP) Female Adapters Metric Tube NPT Thread
F - Hex P T-Tube Basic Dimensions, in. (mm) F - Hex T-Tube Basic Dimensions, mm (in.)

Tube Fittings
Tube Fittings

O.D. P-RP P O.D. P-NPT

Size Ordering Size Ordering
(in.) Number L B E F (mm) Number L B E F
1/8 1/8 -AF-FT2-RP2 1.17(29.7) 0.40(10.2) 0.08(2.0) 0.56(14.3) 3 1/8 -AF-MT3-NS2 28.8(1.13) 10.4(0.41) 1.3(0.05) 14.0(0.55)
E

E
T

T
1/4 1/8 -AF-FT4-RP2 1.25(31.8) 0.40(10.2) 0.17(4.3) 0.56(14.3) 4 1/8 -AF-MT4-NS2 33.3(1.31) 10.4(0.41) 2.4(0.09) 14.0(0.55)
1/4 1/4 -AF-FT4-RP4 1.50(38.1) 0.61(15.5) 0.17(4.3) 0.75(19.1) 6 1/8 -AF-MT6-NS2 32.5(1.28) 10.4(0.41) 4.1(0.16) 14.0(0.55)
B B
L 3/8 1/4 -AF-FT6-RP4 1.55(39.4) 0.61(15.5) 0.27(6.9) 0.75(19.1) 6 1/4 -AF-MT6-NS4 37.1(1.46) 15.0(0.59) 4.1(0.16) 19.0(0.75)
L
3/8 3/8 -AF-FT6-RP6 1.57(39.9) 0.60(15.2) 0.27(6.9) 0.94(23.8) 8 1/8 -AF-MT8-NS2 35.1(1.38) 10.4(0.41) 5.6(0.22) 14.0(0.55)
1/2 3/8 -AF-FT8-RP6 1.78(45.2) 0.60(15.2) 0.38(9.7) 0.94(23.8) 8 1/4 -AF-MT8-NS4 37.6(1.48) 15.0(0.59) 5.6(0.22) 19.0(0.75)
1/2 1/2 -AF-FT8-RP8 1.95(49.5) 0.73(18.5) 0.38(9.7) 1.06(27.0) 8 3/8 -AF-MT8-NS6 36.5(1.44) 15.0(0.59) 5.6(0.22) 22.0(0.87)
10 1/4 -AF-MT10-NS4 38.1(1.50) 15.0(0.59) 7.1(0.28) 19.0(0.75)
10 3/8 -AF-MT10-NS6 40.1(1.58) 15.0(0.59) 7.1(0.28) 22.0(0.87)
10 1/2 -AF-MT10-NS8 46.5(1.83) 19.8(0.78) 7.1(0.28) 27.0(1.06)
12 1/4 -AF-MT12-NS4 43.7(1.72) 15.0(0.59) 8.8(0.35) 19.0(0.75)
F - Hex P
Fractional Tube ISO Parallel Thread (RG) 12 3/8 -AF-MT12-NS6 42.9(1.69) 15.0(0.59) 8.8(0.35) 22.0(0.87)
T-Tube Basic Dimensions, in. (mm) 12 1/2 -AF-MT12-NS8 52.3(2.06) 19.8(0.78) 8.8(0.35) 27.0(1.06)
O.D. P-RG
Ordering 16 1/2 -AF-MT16-NS8 49.2(1.94) 19.8(0.78) 12.0(0.47) 27.0(1.06)
E

Size
T

(in.) Number L B E F
18 3/4 -AF-MT18-NS12 52.4(2.06) 20.6(0.81) 14.0(0.55) 32.0(1.26)
1/4 1/4 -AF-FT4-RG4 1.39(35.3) 0.51(12.9) 0.17(4.3) 0.75(19.1) 20 1/2 -AF-MT20-NS8 50.0(1.97) 19.8(0.78) 15.5(0.61) 27.0(1.06)
B 3/8 3/8 -AF-FT6-RG6 1.55(39.4) 0.56(14.2) 0.26(6.6) 0.94(23.8)
L 20 3/4 -AF-MT20-NS12 57.2(2.25) 20.6(0.81) 15.5(0.61) 35.0(1.38)
1/2 1/2 -AF-FT8-RG8 1.80(45.7) 0.74(18.8) 0.28(7.1) 1.06(27.0) 25 1 -AF-MT25-NS16 66.7(2.63) 25.4(1.00) 19.8(0.78) 41.0(1.61)

Metric Tube ISO Tapered Thread (RT)

F - Hex P Dimensions, mm (in.)
Fractional Tube ISO Parallel Thread (RJ) T-Tube Basic
P-RT
O.D. Ordering
Size L B E F
T-Tube Basic Dimensions, in. (mm) (mm) Number
O.D. P-RJ
Ordering
E

Size 3 1/8 -AF-MT3-RT2 28.8(1.13) 10.4(0.41) 1.8(0.07) 14.0(0.55)

T

(in.) Number L B E F
4 1/8 -AF-MT4-RT2 28.6(1.13) 10.4(0.41) 2.4(0.09) 14.0(0.55)
1/4 1/4 -AF-FT4-RJ4 1.39(35.3) 0.51(12.9) 0.17(4.3) 0.75(19.1)
6 1/8 -AF-MT6-RT2 33.0(1.30) 10.4(0.41) 4.1(0.16) 14.0(0.55)
B 3/8 3/8 -AF-FT6-RJ6 1.55(39.4) 0.62(15.8) 0.26(6.6) 0.94(23.8)
L 8 1/4 -AF-MT8-RT4 37.6(1.48) 15.0(0.59) 5.6(0.22) 19.0(0.75)
1/2 1/2 -AF-FT8-RJ8 1.94(49.3) 0.74(18.8) 0.28(7.1) 1.06(27.0)
10 1/4 -AF-MT10-RT4 38.1(1.50) 15.0(0.59) 7.1(0.28) 19.0(0.75)
Adapt to Japanese gauge stud.
10 3/8 -AF-MT10-RT6 36.5(1.44) 15.0(0.59) 7.1(0.28) 22.0(0.87)
10 1/2 -AF-MT10-RT8 41.3(1.63) 19.8(0.78) 7.1(0.28) 27.0(1.06)
12 1/4 -AF-MT12-RT4 43.7(1.72) 15.0(0.59) 8.8(0.35) 19.0(0.75)
B 12 3/8 -AF-MT12-RT6 43.7(1.72) 15.0(0.59) 8.8(0.35) 22.0(0.87)
Fractional Tube AN Thread
12 1/2 -AF-MT12-RT8 46.8(1.84) 19.8(0.78) 8.8(0.35) 27.0(1.06)
F-AN Nut Hex

T-Tube AN Tube Basic Dimensions, in. (mm) 16 1/2 -AF-MT16-RT8 48.4(1.91) 19.8(0.78) 12.0(0.47) 27.0(1.06)
74°

O.D. Flare Ordering

E
T

(in.) Size(in.) Number L B E F 18 3/4 -AF-MT18-RT12 52.4(2.06) 20.6(0.81) 14.0(0.55) 32.0(1.26)

0.88(22.4) 0.55(14.0) 0.08(2.0) 0.37(9.5) 20 3/4 -AF-MT20-RT12 52.4(2.06) 20.6(0.81) 15.5(0.61) 32.0(1.26)
1/8 1/8 -AF-FT2-AN2
L 25 1 -AF-MT25-RT16 66.7(2.63) 25.4(1.00) 19.8(0.78) 41.0(1.61)
1/8 1/4 -AF-FT2-AN4 0.88(22.4) 0.62(15.8) 0.16(4.0) 0.56(14.3)
1/4 1/4 -AF-FT4-AN4 0.96(24.4) 0.62(15.8) 0.18(4.6) 0.56(14.3)
3/8 3/8 -AF-FT6-AN6 0.98(24.9) 0.73(18.5) 0.27(6.8) 0.75(19.05)
1/2 1/2 -AF-FT8-AN8 1.42(36.1) 0.85(21.6) 0.37(9.4) 0.87(22.2)
3/4 3/4 -AF-FT12-AN12 1.49(37.8) 1.03(26.2) 0.58(14.7) 1.25(31.8) F - Hex
P Metric Tube ISO Parallel Thread (RP)
T-Tube Basic Dimensions, mm (in.)
P-RP
O.D. Ordering

E
Size
T (mm) Number L B E F

6 1/8 -AF-MT6-RP2 32.0(1.26) 10.2(0.40) 4.1(0.16) 14.0(0.55)

B 1/4 37.8(1.49) 15.2(0.60) 4.1(0.16) 19.0(0.75)
6 -AF-MT6-RP4
L
12 1/2 -AF-MT12-RP8 49.8(1.96) 18.8(0.74) 8.8(0.35) 27.0(1.06)
 A-80 6D Series Tube Fittings 6D Series Tube Fittings A-81

Female Adapters Metric Tube ISO Parallel Thread (RG) Flange Adapters
T-Tube Basic Dimensions, mm (in.)

Tube Fittings
Tube Fittings

F - Hex O.D. P-RG

Ordering
P (mm) Size L B E F
Number
3 1/8 -AF-MT3-RG2 28.6(1.13) 9.8(0.39) 1.9(0.07) 14.0(0.55)
E
T

3 1/4 -AF-MT3-RG4 33.5(1.32) 12.9(0.50) 1.9(0.07) 19.0(0.75) F - Flat

4 1/8 -AF-MT4-RG2 29.4(1.16) 9.8(0.39) 2.4(0.09) 14.0(0.55)

G - Nut Hex
B 6 1/8 -AF-MT6-RG2 29.1(1.15) 9.8(0.39) 4.1(0.16) 14.0(0.55)

Jx
E

J
T
L 6 1/4 -AF-MT6-RG4 35.3(1.39) 12.9(0.50) 4.1(0.16) 19.0(0.75)
6 3/8 -AF-MT6-RG6 38.4(1.51) 14.2(0.56) 4.1(0.16) 24.0(0.94)
6 1/2 -AF-MT6-RG8 42.9(1.69) 18.8(0.74) 4.1(0.16) 27.0(1.06)
C
8 1/4 -AF-MT8-RG4 33.0(1.30) 12.9(0.50) 5.5(0.22) 19.0(0.75)
8 3/8 -AF-MT8-RG6 38.9(1.53) 14.2(0.56) 5.6(0.22) 24.0(0.94)
8 1/2 -AF-MT8-RG8 43.7(1.72) 18.8(0.74) 5.6(0.22) 27.0(1.06)
10 1/4 -AF-MT10-RG4 34.5(1.36) 12.9(0.50) 5.5(0.22) 19.0(0.75) L
10 3/8 -AF-MT10-RG6 36.1(1.42) 14.2(0.56) 6.5(0.26) 24.0(0.94)
10 1/2 -AF-MT10-RG8 41.1(1.62) 18.8(0.74) 7.1(0.28) 27.0(1.06) ◎ Integrally forged body.
12 1/4 -AF-MT12-RG4 40.1(1.58) 12.9(0.50) 5.5(0.22) 19.0(0.75)
◎ ASME flanges comply withASME B16.5.
12 3/8 -AF-MT12-RG6 44.7(1.76) 14.2(0.56) 6.5(0.26) 24.0(0.94)
◎ DIN flanges comply withDIN 2501/2526.
12 1/2 -AF-MT12-RG8 48.8(1.92) 18.8(0.74) 7.0(0.28) 27.0(1.06)
◎ GB flanges comply withGB/T 9123.1.
16 1/2 -AF-MT16-RG8 49.0(1.93) 18.8(0.74) 7.0(0.28) 27.0(1.06)
◎ EN flanges comply withEN 1092-1.
18 1/2 -AF-MT18-RG8 49.3(1.94) 18.8(0.74) 7.0(0.28) 27.0(1.06)
◎ JIS flanges comply withJIS B 2220.

F - Hex ASME Flanges

P Metric Tube ISO Parallel Thread (RJ)
T-Tube ASME Basic Ordering Dimensions, in. (mm)
T-Tube Basic Dimensions, mm (in.) O.D. Flange Class Number Raised
O.D. P-RJ Face Flange L J Jx E C G F
Ordering (in.) NPS
E

Size
T

(mm) Number L B E F
1/4 1/2 150 -FA-FL4-F8-150 1.61(40.9) 3.50(88.9) 2.38(60.5) 0.19(4.8) 0.60(15.2) 0.56(14.3) 0.81(20.6)
6 1/4 -AF-MT6-RJ4 35.3(1.39) 12.9(0.50) 4.1(0.16) 19.0(0.75)
3/8 1/2 300 -FA-FL6-F8-300 1.79(45.5) 3.75(95.3) 2.62(66.5) 0.28(7.1) 0.66(16.8) 0.69(17.5) 0.81(20.6)
B
6 3/8 -AF-MT6-RJ6 38.6(1.52) 15.8(0.62) 4.1(0.16) 24.0(0.94)
L 1/2 1/2 150 -FA-FL8-F8-150 1.78(45.2) 3.50(88.9) 2.38(60.5) 0.41(10.4) 0.90(22.9) 0.87(22.2) 0.81(20.6)
6 1/2 -AF-MT6-RJ8 42.9(1.69) 18.8(0.74) 4.1(0.16) 27.0(1.06) 1.90(48.3) 4.25(108.0) 3.12(79.2) 0.41(10.4) 0.90(22.9) 0.87(22.2)
1/2 1 150 -FA-FL8-F16-150 0.81(20.6)
Adapt to Japanese gauge stud. 8 1/4 -AF-MT8-RJ4 33.0(1.30) 12.9(0.50) 5.5(0.22) 19.0(0.75) 2.09(53.1) 6.00(152.4) 4.76(121.0) 0.41(10.4) 0.90(22.9) 0.87(22.2) 0.81(20.6)
1/2 2 150 -FA-FL8-F32-150
8 3/8 -AF-MT8-RJ6 39.4(1.55) 15.8(0.62) 5.6(0.22) 24.0(0.94) 1.98(50.3) 4.25(108.0) 3.12(79.2) 0.62(15.7) 0.96(24.4) 1.13(28.6) 1.25(31.8)
3/4 1 150 -FA-FL12-F16-150
8 1/2 -AF-MT8-RJ8 43.7(1.72) 18.8(0.74) 5.6(0.22) 27.0(1.06) 2.38(60.5) 4.25(108.0) 3.12(79.2) 0.88(22.4) 1.23(31.2) 1.50(38.1) 1.37(34.9)
1 1 150 -FA-FL16-F16-150
10 1/4 -AF-MT10-RJ4 34.5(1.36) 12.9(0.50) 5.5(0.22) 19.0(0.75)
10 3/8 -AF-MT10-RJ6 36.1(1.42) 15.8(0.62) 6.5(0.26) 24.0(0.94)
10 1/2 -AF-MT10-RJ8 41.1(1.62) 18.8(0.74) 7.1(0.28) 27.0(1.06)
12 1/4 -AF-MT12-RJ4 40.1(1.58) 12.9(0.50) 5.5(0.22) 19.0(0.75)
DIN/GB Flanges, Pressure Class PN 40
12 3/8 -AF-MT12-RJ6 44.7(1.76) 15.8(0.62) 6.5(0.26) 24.0(0.94) T-Tube DIN Basic Ordering Dimensions, mm (in.)
12 1/2 -AF-MT12-RJ8
O.D. Flange Number Raised
48.8(1.92) 18.8(0.74) 7.0(0.28) 27.0(1.06)
(mm) Size DN Face Flange L J Jx E C G F
6 25 -FA-ML6-F25-40B1 47.5(1.87) 115.0(4.53) 85.0(3.35) 4.8(0.19) 15.3(0.60) 14.0(0.55)
12 15 -FA-ML12-F15-40B1 48.5(1.91) 95.0(3.74) 65.0(2.56) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
Weld Adapters 12 25 -FA-ML12-F25-40B1 50.5(1.99) 115.0(4.53) 85.0(3.35) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
12 50 -FA-ML12-F50-40B1 55.3(2.18) 165.0(6.50) 125.0(4.92) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
° 18 15 -FA-ML18-F15-40B1 32.0(1.26)
3 7.5 Fractional Tube Pipe Weld
51.8(2.04) 95.0(3.74) 65.0(2.56) 15.1(0.59) 24.4(0.96) 30.0(1.18)
18 25 -FA-ML18-F25-40B1 53.8(2.12) 115.0(4.53) 85.0(3.35) 15.1(0.59) 24.4(0.96) 30.0(1.18) 32.0(1.26)
T-Tube Basic Dimensions, in. (mm) 25 25 -FA-ML25-F25-40B1 64.0(2.52) 115.0(4.53) 85.0(3.35) 21.8(0.86) 31.3(1.23) 38.0(1.50) 35.0(1.38)
O.D. Pipe Weld
Ordering
E

Size
T

(in.) Number L J E
1/4 1/4 -AW-FT4-PB4 1.14(29.0) 0.54(13.7) 0.17(4.3)
L 3/8 1/2 -AW-FT6-PB8 1.46(37.1) 0.84(21.3) 0.27(6.9)
1/2 1/2 -AW-FT8-PB8 1.66(42.2) 0.84(21.3) 0.37(9.4)
1/2 3/4 -AW-FT8-PB12 1.68(42.7) 1.05(26.7) 0.37(9.4)
3/4 3/4 -AW-FT12-PB12 1.87(47.5) 1.05(26.7) 0.58(14.7)

Note: The nominal wall thickness of pipe welding ends is SCH80.

 A-80 6D Series Tube Fittings 6D Series Tube Fittings A-81

Female Adapters Metric Tube ISO Parallel Thread (RG) Flange Adapters
T-Tube Basic Dimensions, mm (in.)

Tube Fittings
Tube Fittings

F - Hex O.D. P-RG

Ordering
P (mm) Size L B E F
Number
3 1/8 -AF-MT3-RG2 28.6(1.13) 9.8(0.39) 1.9(0.07) 14.0(0.55)
E
T

3 1/4 -AF-MT3-RG4 33.5(1.32) 12.9(0.50) 1.9(0.07) 19.0(0.75) F - Flat

4 1/8 -AF-MT4-RG2 29.4(1.16) 9.8(0.39) 2.4(0.09) 14.0(0.55)

G - Nut Hex
B 6 1/8 -AF-MT6-RG2 29.1(1.15) 9.8(0.39) 4.1(0.16) 14.0(0.55)

Jx
E

J
T
L 6 1/4 -AF-MT6-RG4 35.3(1.39) 12.9(0.50) 4.1(0.16) 19.0(0.75)
6 3/8 -AF-MT6-RG6 38.4(1.51) 14.2(0.56) 4.1(0.16) 24.0(0.94)
6 1/2 -AF-MT6-RG8 42.9(1.69) 18.8(0.74) 4.1(0.16) 27.0(1.06)
C
8 1/4 -AF-MT8-RG4 33.0(1.30) 12.9(0.50) 5.5(0.22) 19.0(0.75)
8 3/8 -AF-MT8-RG6 38.9(1.53) 14.2(0.56) 5.6(0.22) 24.0(0.94)
8 1/2 -AF-MT8-RG8 43.7(1.72) 18.8(0.74) 5.6(0.22) 27.0(1.06)
10 1/4 -AF-MT10-RG4 34.5(1.36) 12.9(0.50) 5.5(0.22) 19.0(0.75) L
10 3/8 -AF-MT10-RG6 36.1(1.42) 14.2(0.56) 6.5(0.26) 24.0(0.94)
10 1/2 -AF-MT10-RG8 41.1(1.62) 18.8(0.74) 7.1(0.28) 27.0(1.06) ◎ Integrally forged body.
12 1/4 -AF-MT12-RG4 40.1(1.58) 12.9(0.50) 5.5(0.22) 19.0(0.75)
◎ ASME flanges comply withASME B16.5.
12 3/8 -AF-MT12-RG6 44.7(1.76) 14.2(0.56) 6.5(0.26) 24.0(0.94)
◎ DIN flanges comply withDIN 2501/2526.
12 1/2 -AF-MT12-RG8 48.8(1.92) 18.8(0.74) 7.0(0.28) 27.0(1.06)
◎ GB flanges comply withGB/T 9123.1.
16 1/2 -AF-MT16-RG8 49.0(1.93) 18.8(0.74) 7.0(0.28) 27.0(1.06)
◎ EN flanges comply withEN 1092-1.
18 1/2 -AF-MT18-RG8 49.3(1.94) 18.8(0.74) 7.0(0.28) 27.0(1.06)
◎ JIS flanges comply withJIS B 2220.

F - Hex ASME Flanges

P Metric Tube ISO Parallel Thread (RJ)
T-Tube ASME Basic Ordering Dimensions, in. (mm)
T-Tube Basic Dimensions, mm (in.) O.D. Flange Class Number Raised
O.D. P-RJ Face Flange L J Jx E C G F
Ordering (in.) NPS
E

Size
T

(mm) Number L B E F
1/4 1/2 150 -FA-FL4-F8-150 1.61(40.9) 3.50(88.9) 2.38(60.5) 0.19(4.8) 0.60(15.2) 0.56(14.3) 0.81(20.6)
6 1/4 -AF-MT6-RJ4 35.3(1.39) 12.9(0.50) 4.1(0.16) 19.0(0.75)
3/8 1/2 300 -FA-FL6-F8-300 1.79(45.5) 3.75(95.3) 2.62(66.5) 0.28(7.1) 0.66(16.8) 0.69(17.5) 0.81(20.6)
B
6 3/8 -AF-MT6-RJ6 38.6(1.52) 15.8(0.62) 4.1(0.16) 24.0(0.94)
L 1/2 1/2 150 -FA-FL8-F8-150 1.78(45.2) 3.50(88.9) 2.38(60.5) 0.41(10.4) 0.90(22.9) 0.87(22.2) 0.81(20.6)
6 1/2 -AF-MT6-RJ8 42.9(1.69) 18.8(0.74) 4.1(0.16) 27.0(1.06) 1.90(48.3) 4.25(108.0) 3.12(79.2) 0.41(10.4) 0.90(22.9) 0.87(22.2)
1/2 1 150 -FA-FL8-F16-150 0.81(20.6)
Adapt to Japanese gauge stud. 8 1/4 -AF-MT8-RJ4 33.0(1.30) 12.9(0.50) 5.5(0.22) 19.0(0.75) 2.09(53.1) 6.00(152.4) 4.76(121.0) 0.41(10.4) 0.90(22.9) 0.87(22.2) 0.81(20.6)
1/2 2 150 -FA-FL8-F32-150
8 3/8 -AF-MT8-RJ6 39.4(1.55) 15.8(0.62) 5.6(0.22) 24.0(0.94) 1.98(50.3) 4.25(108.0) 3.12(79.2) 0.62(15.7) 0.96(24.4) 1.13(28.6) 1.25(31.8)
3/4 1 150 -FA-FL12-F16-150
8 1/2 -AF-MT8-RJ8 43.7(1.72) 18.8(0.74) 5.6(0.22) 27.0(1.06) 2.38(60.5) 4.25(108.0) 3.12(79.2) 0.88(22.4) 1.23(31.2) 1.50(38.1) 1.37(34.9)
1 1 150 -FA-FL16-F16-150
10 1/4 -AF-MT10-RJ4 34.5(1.36) 12.9(0.50) 5.5(0.22) 19.0(0.75)
10 3/8 -AF-MT10-RJ6 36.1(1.42) 15.8(0.62) 6.5(0.26) 24.0(0.94)
10 1/2 -AF-MT10-RJ8 41.1(1.62) 18.8(0.74) 7.1(0.28) 27.0(1.06)
12 1/4 -AF-MT12-RJ4 40.1(1.58) 12.9(0.50) 5.5(0.22) 19.0(0.75)
DIN/GB Flanges, Pressure Class PN 40
12 3/8 -AF-MT12-RJ6 44.7(1.76) 15.8(0.62) 6.5(0.26) 24.0(0.94) T-Tube DIN Basic Ordering Dimensions, mm (in.)
12 1/2 -AF-MT12-RJ8
O.D. Flange Number Raised
48.8(1.92) 18.8(0.74) 7.0(0.28) 27.0(1.06)
(mm) Size DN Face Flange L J Jx E C G F
6 25 -FA-ML6-F25-40B1 47.5(1.87) 115.0(4.53) 85.0(3.35) 4.8(0.19) 15.3(0.60) 14.0(0.55)
12 15 -FA-ML12-F15-40B1 48.5(1.91) 95.0(3.74) 65.0(2.56) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
Weld Adapters 12 25 -FA-ML12-F25-40B1 50.5(1.99) 115.0(4.53) 85.0(3.35) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
12 50 -FA-ML12-F50-40B1 55.3(2.18) 165.0(6.50) 125.0(4.92) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
° 18 15 -FA-ML18-F15-40B1 32.0(1.26)
3 7.5 Fractional Tube Pipe Weld
51.8(2.04) 95.0(3.74) 65.0(2.56) 15.1(0.59) 24.4(0.96) 30.0(1.18)
18 25 -FA-ML18-F25-40B1 53.8(2.12) 115.0(4.53) 85.0(3.35) 15.1(0.59) 24.4(0.96) 30.0(1.18) 32.0(1.26)
T-Tube Basic Dimensions, in. (mm) 25 25 -FA-ML25-F25-40B1 64.0(2.52) 115.0(4.53) 85.0(3.35) 21.8(0.86) 31.3(1.23) 38.0(1.50) 35.0(1.38)
O.D. Pipe Weld
Ordering
E

Size
T

(in.) Number L J E
1/4 1/4 -AW-FT4-PB4 1.14(29.0) 0.54(13.7) 0.17(4.3)
L 3/8 1/2 -AW-FT6-PB8 1.46(37.1) 0.84(21.3) 0.27(6.9)
1/2 1/2 -AW-FT8-PB8 1.66(42.2) 0.84(21.3) 0.37(9.4)
1/2 3/4 -AW-FT8-PB12 1.68(42.7) 1.05(26.7) 0.37(9.4)
3/4 3/4 -AW-FT12-PB12 1.87(47.5) 1.05(26.7) 0.58(14.7)

Note: The nominal wall thickness of pipe welding ends is SCH80.

 A-82 6D Series Tube Fittings 6D Series Tube Fittings A-83

Flange Adapters Weld Connectors

Tube Fittings
Tube Fittings

F - Body Hex
B

G - Nut Hex

J
T

T
F - Flat

G - Nut Hex
C Bx

Jx
L

J
T
C Fractional Tube Tube Socket Weld
T-Tube Basic Dimensions, in. (mm)
O.D. Ordering
(in.) Number L C G F B E Bx J

L 1/8 -CW-FL2-TS2 1.14(29.0) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.34(8.6) 0.09(2.3) 0.10(2.5) 0.31(7.9)
3/16 -CW-FL3-TS3 1.17(29.7) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.13(3.3) 0.19(4.8) 0.42(10.7)

◎ Integrally forged body. 1/4 -CW-FL4-TS4 1.32(33.5) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.41(10.4) 0.19(4.8) 0.28(7.1) 0.48(12.2)

◎ ASME flanges comply withASME B16.5. 3/8 -CW-FL6-TS6 1.48(37.6) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.47(11.9) 0.28(7.1) 0.31(7.9) 0.62(15.7)

◎ DIN flanges comply withDIN 2501/2526. 1/2 -CW-FL8-TS8 1.62(41.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.47(11.9) 0.41(10.4) 0.50(12.7) 0.75(19.1)
5/8 -CW-FL10-TS10 1.65(41.9) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.47(11.9) 0.50(12.7) 0.41(10.4) 0.92(23.4)
◎ GB flanges comply withGB/T 9123.1.
3/4 -CW-FL12-TS12 1.71(43.4) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.47(11.9) 0.62(15.7) 0.44(11.1) 1.05(26.7)
◎ EN flanges comply withEN 1092-1.
1 -CW-FL16-TS16 2.07(52.6) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.56(14.2) 0.88(22.4) 0.62(15.7) 1.36(34.5)
◎ JIS flanges comply withJIS B 2220.

F - Body Hex
EN Flanges, Pressure Class PN 40 37.5°

G - Nut Hex
T-Tube EN Basic Ordering Dimensions, mm (in.) The E dimension refers to
O.D. Flange Number Raised the smallest nominal orifice.

J
E
T
(mm) Size DN Face Flange L J Jx E C G F It might be larger at welding
6 25 -FA-ML6-F25E-40B1 47.5(1.87) 115.0(4.53) 85.0(3.35) 4.8(0.19) 15.3(0.60) 14.0(0.55) 20.0(0.79)
end.
12 15 -FA-ML12-F15E-40B1 48.5(1.91) 95.0(3.74) 65.0(2.56) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79) C B
L
12 25 -FA-ML12-F25E-40B1 50.5(1.99) 115.0(4.53) 85.0(3.35) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
12 50 -FA-ML12-F50E-40B1 55.3(2.18) 165.0(6.50) 125.0(4.92) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
18 15 -FA-ML18-F15E-40B1 51.8(2.04) 95.0(3.74) 65.0(2.56) 15.1(0.59) 24.4(0.96) 30.0(1.18) 32.0(1.26) Fractional Tube Pipe Butt Weld
18 25 -FA-ML18-F25E-40B1 53.8(2.12) 115.0(4.53) 85.0(3.35) 15.1(0.59) 24.4(0.96) 30.0(1.18) 32.0(1.26) T-Tube Pipe Basic Dimensions, in. (mm)
25 25 -FA-ML25-F25E-40B1 64.0(2.52) 115.0(4.53) 85.0(3.35) 21.8(0.86) 31.3(1.23) 38.0(1.50) 35.0(1.38) O.D. Weld Ordering
(in.) Size Number L C G F E B J
1/8 1/8 -CW-FL2-PB2 1.20(30.5) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 0.38(9.7) 0.41(10.3)
3/16 1/8 -CW-FL3-PB2 1.23(31.2) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 0.38(9.7) 0.41(10.3)
JIS Flanges, Pressure Class 10K 1/4 1/8 -CW-FL4-PB2 1.29(32.8) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.41(10.3)
T- JIS Basic Ordering Dimensions, in. (mm) 1/4 1/4 -CW-FL4-PB4 1.49(37.8) 0.60(15.2) 0.56(14.3) 0.56(14.3) 0.19(4.8) 0.56(14.2) 0.54(13.7)
Tube Flange Number Raised 5/16 1/8 -CW-FL5-PB2 1.34(34.0) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.21(5.3) 0.38(9.7) 0.41(10.3)
O.D. Size DN Face Flange L J Jx E C G F
5/16 1/4 -CW-FL5-PB4 1.52(38.6) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4) 0.56(14.2) 0.54(13.7)
1/4" 15 -FA-FL4-F15-10KRF 1.66(42.2) 3.74(95.0) 2.76(70.1) 0.19(4.8) 0.60(15.2) 0.56(14.3) 0.81(20.6)
3/8 1/4 -CW-FL6-PB4 1.57(39.9) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 0.54(13.7)
3/8" 15 -FA-FL6-F15-10KRF 1.72(43.7) 3.74(95.0) 2.76(70.1) 0.28(7.1) 0.66(16.8) 0.69(17.5) 0.81(20.6)
3/8 3/8 -CW-FL6-PB6 1.57(39.9) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.56(14.2) 0.67(17.1)
1/2" 15 -FA-FL8-F15-10KRF 1.83(46.5) 3.74(95.0) 2.76(70.1) 0.41(10.4) 0.90(22.9) 0.87(22.2) 0.81(20.6)
3/8 1/2 -CW-FL6-PB8 1.82(46.2) 0.66(16.8) 0.69(17.5) 0.87(22.2) 0.28(7.1) 0.75(19.1) 0.84(21.3)
3/4" 15 -FA-FL12-F15-10KRF 1.91(48.5) 3.74(95.0) 2.76(70.1) 0.62(15.7) 0.96(24.4) 1.13(28.6) 1.25(31.8)
3/8 3/4 -CW-FL6-PB12 1.88(47.8) 0.66(16.8) 0.69(17.5) 1.06(27.0) 0.28(7.1) 0.75(19.1) 1.05(26.7)
1" 25 -FA-FL16-F25-10KRF 2.40(61.0) 4.92(125.0) 3.54(89.9) 0.88(22.4) 1.23(31.2) 1.50(38.1) 1.37(34.9)
1/2 3/8 -CW-FL8-PB6 1.71(43.4) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.56(14.2) 0.67(17.1)
12mm 15 -FA-ML12-F15-10KRF 1.83(46.5) 3.74(95.0) 2.76(70.0) 0.37(9.5) 0.90(22.8) 0.87(22.0) 0.79(20.0)
1/2 1/2 -CW-FL8-PB8 1.93(49.0) 0.90(22.9) 0.87(22.2) 0.87(22.2) 0.41(10.4) 0.75(19.1) 0.84(21.3)
18mm 15 -FA-ML18-F15-10KRF 1.91(48.5) 3.74(95.0) 2.76(70.0) 0.59(15.1) 0.96(24.4) 1.18(30.0) 1.26(32.0)
1/2 3/4 -CW-FL8-PB12 1.99(50.5) 0.90(22.9) 0.87(22.2) 1.06(27.0) 0.41(10.4) 0.75(19.1) 1.05(26.7)
25mm 25 -FA-ML25-F25-10KRF 2.40(61.0) 4.92(125.0) 3.54(90.0) 0.86(21.8) 1.23(31.3) 1.50(38.0) 1.38(35.0)
5/8 1/2 -CW-FL10-PB8 1.93(49.0) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.50(12.7) 0.75(19.1) 0.84(21.3)
3/4 1/2 -CW-FL12-PB8 1.99(50.5) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.55(14.0) 0.75(19.1) 0.84(21.3)
3/4 3/4 -CW-FL12-PB12 1.99(50.5) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.05(26.7)
1 1 -CW-FL16-PB16 2.45(62.2) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.31(33.4)
1 1/4 1 1/4 -CW-FL20-PB20 3.04(77.2) 1.62(41.1) 1.87(47.6) 1.75(44.5) 1.09(27.7) 0.94(23.9) 1.66(42.2)
1 1/2 1 1/2 -CW-FL24-PB24 3.50(88.9) 1.97(50.0) 2.25(57.2) 2.13(54.0) 1.34(34.0) 1.03(26.2) 1.90(48.3)

Note: The nominal wall thickness of pipe welding ends is SCH80.

 A-82 6D Series Tube Fittings 6D Series Tube Fittings A-83

Flange Adapters Weld Connectors

Tube Fittings
Tube Fittings

F - Body Hex
B

G - Nut Hex

J
T

T
F - Flat

G - Nut Hex
C Bx

Jx
L

J
T
C Fractional Tube Tube Socket Weld
T-Tube Basic Dimensions, in. (mm)
O.D. Ordering
(in.) Number L C G F B E Bx J

L 1/8 -CW-FL2-TS2 1.14(29.0) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.34(8.6) 0.09(2.3) 0.10(2.5) 0.31(7.9)
3/16 -CW-FL3-TS3 1.17(29.7) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.13(3.3) 0.19(4.8) 0.42(10.7)

◎ Integrally forged body. 1/4 -CW-FL4-TS4 1.32(33.5) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.41(10.4) 0.19(4.8) 0.28(7.1) 0.48(12.2)

◎ ASME flanges comply withASME B16.5. 3/8 -CW-FL6-TS6 1.48(37.6) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.47(11.9) 0.28(7.1) 0.31(7.9) 0.62(15.7)

◎ DIN flanges comply withDIN 2501/2526. 1/2 -CW-FL8-TS8 1.62(41.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.47(11.9) 0.41(10.4) 0.50(12.7) 0.75(19.1)
5/8 -CW-FL10-TS10 1.65(41.9) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.47(11.9) 0.50(12.7) 0.41(10.4) 0.92(23.4)
◎ GB flanges comply withGB/T 9123.1.
3/4 -CW-FL12-TS12 1.71(43.4) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.47(11.9) 0.62(15.7) 0.44(11.1) 1.05(26.7)
◎ EN flanges comply withEN 1092-1.
1 -CW-FL16-TS16 2.07(52.6) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.56(14.2) 0.88(22.4) 0.62(15.7) 1.36(34.5)
◎ JIS flanges comply withJIS B 2220.

F - Body Hex
EN Flanges, Pressure Class PN 40 37.5°

G - Nut Hex
T-Tube EN Basic Ordering Dimensions, mm (in.) The E dimension refers to
O.D. Flange Number Raised the smallest nominal orifice.

J
E
T
(mm) Size DN Face Flange L J Jx E C G F It might be larger at welding
6 25 -FA-ML6-F25E-40B1 47.5(1.87) 115.0(4.53) 85.0(3.35) 4.8(0.19) 15.3(0.60) 14.0(0.55) 20.0(0.79)
end.
12 15 -FA-ML12-F15E-40B1 48.5(1.91) 95.0(3.74) 65.0(2.56) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79) C B
L
12 25 -FA-ML12-F25E-40B1 50.5(1.99) 115.0(4.53) 85.0(3.35) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
12 50 -FA-ML12-F50E-40B1 55.3(2.18) 165.0(6.50) 125.0(4.92) 9.5(0.37) 22.8(0.90) 22.0(0.87) 20.0(0.79)
18 15 -FA-ML18-F15E-40B1 51.8(2.04) 95.0(3.74) 65.0(2.56) 15.1(0.59) 24.4(0.96) 30.0(1.18) 32.0(1.26) Fractional Tube Pipe Butt Weld
18 25 -FA-ML18-F25E-40B1 53.8(2.12) 115.0(4.53) 85.0(3.35) 15.1(0.59) 24.4(0.96) 30.0(1.18) 32.0(1.26) T-Tube Pipe Basic Dimensions, in. (mm)
25 25 -FA-ML25-F25E-40B1 64.0(2.52) 115.0(4.53) 85.0(3.35) 21.8(0.86) 31.3(1.23) 38.0(1.50) 35.0(1.38) O.D. Weld Ordering
(in.) Size Number L C G F E B J
1/8 1/8 -CW-FL2-PB2 1.20(30.5) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.09(2.3) 0.38(9.7) 0.41(10.3)
3/16 1/8 -CW-FL3-PB2 1.23(31.2) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.12(3.0) 0.38(9.7) 0.41(10.3)
JIS Flanges, Pressure Class 10K 1/4 1/8 -CW-FL4-PB2 1.29(32.8) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.19(4.8) 0.38(9.7) 0.41(10.3)
T- JIS Basic Ordering Dimensions, in. (mm) 1/4 1/4 -CW-FL4-PB4 1.49(37.8) 0.60(15.2) 0.56(14.3) 0.56(14.3) 0.19(4.8) 0.56(14.2) 0.54(13.7)
Tube Flange Number Raised 5/16 1/8 -CW-FL5-PB2 1.34(34.0) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.21(5.3) 0.38(9.7) 0.41(10.3)
O.D. Size DN Face Flange L J Jx E C G F
5/16 1/4 -CW-FL5-PB4 1.52(38.6) 0.64(16.3) 0.63(15.9) 0.56(14.3) 0.25(6.4) 0.56(14.2) 0.54(13.7)
1/4" 15 -FA-FL4-F15-10KRF 1.66(42.2) 3.74(95.0) 2.76(70.1) 0.19(4.8) 0.60(15.2) 0.56(14.3) 0.81(20.6)
3/8 1/4 -CW-FL6-PB4 1.57(39.9) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.28(7.1) 0.56(14.2) 0.54(13.7)
3/8" 15 -FA-FL6-F15-10KRF 1.72(43.7) 3.74(95.0) 2.76(70.1) 0.28(7.1) 0.66(16.8) 0.69(17.5) 0.81(20.6)
3/8 3/8 -CW-FL6-PB6 1.57(39.9) 0.66(16.8) 0.69(17.5) 0.69(17.5) 0.28(7.1) 0.56(14.2) 0.67(17.1)
1/2" 15 -FA-FL8-F15-10KRF 1.83(46.5) 3.74(95.0) 2.76(70.1) 0.41(10.4) 0.90(22.9) 0.87(22.2) 0.81(20.6)
3/8 1/2 -CW-FL6-PB8 1.82(46.2) 0.66(16.8) 0.69(17.5) 0.87(22.2) 0.28(7.1) 0.75(19.1) 0.84(21.3)
3/4" 15 -FA-FL12-F15-10KRF 1.91(48.5) 3.74(95.0) 2.76(70.1) 0.62(15.7) 0.96(24.4) 1.13(28.6) 1.25(31.8)
3/8 3/4 -CW-FL6-PB12 1.88(47.8) 0.66(16.8) 0.69(17.5) 1.06(27.0) 0.28(7.1) 0.75(19.1) 1.05(26.7)
1" 25 -FA-FL16-F25-10KRF 2.40(61.0) 4.92(125.0) 3.54(89.9) 0.88(22.4) 1.23(31.2) 1.50(38.1) 1.37(34.9)
1/2 3/8 -CW-FL8-PB6 1.71(43.4) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.41(10.4) 0.56(14.2) 0.67(17.1)
12mm 15 -FA-ML12-F15-10KRF 1.83(46.5) 3.74(95.0) 2.76(70.0) 0.37(9.5) 0.90(22.8) 0.87(22.0) 0.79(20.0)
1/2 1/2 -CW-FL8-PB8 1.93(49.0) 0.90(22.9) 0.87(22.2) 0.87(22.2) 0.41(10.4) 0.75(19.1) 0.84(21.3)
18mm 15 -FA-ML18-F15-10KRF 1.91(48.5) 3.74(95.0) 2.76(70.0) 0.59(15.1) 0.96(24.4) 1.18(30.0) 1.26(32.0)
1/2 3/4 -CW-FL8-PB12 1.99(50.5) 0.90(22.9) 0.87(22.2) 1.06(27.0) 0.41(10.4) 0.75(19.1) 1.05(26.7)
25mm 25 -FA-ML25-F25-10KRF 2.40(61.0) 4.92(125.0) 3.54(90.0) 0.86(21.8) 1.23(31.3) 1.50(38.0) 1.38(35.0)
5/8 1/2 -CW-FL10-PB8 1.93(49.0) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.50(12.7) 0.75(19.1) 0.84(21.3)
3/4 1/2 -CW-FL12-PB8 1.99(50.5) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.55(14.0) 0.75(19.1) 0.84(21.3)
3/4 3/4 -CW-FL12-PB12 1.99(50.5) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.62(15.7) 0.75(19.1) 1.05(26.7)
1 1 -CW-FL16-PB16 2.45(62.2) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.88(22.4) 0.94(23.9) 1.31(33.4)
1 1/4 1 1/4 -CW-FL20-PB20 3.04(77.2) 1.62(41.1) 1.87(47.6) 1.75(44.5) 1.09(27.7) 0.94(23.9) 1.66(42.2)
1 1/2 1 1/2 -CW-FL24-PB24 3.50(88.9) 1.97(50.0) 2.25(57.2) 2.13(54.0) 1.34(34.0) 1.03(26.2) 1.90(48.3)

Note: The nominal wall thickness of pipe welding ends is SCH80.

 A-84 6D Series Tube Fittings 6D Series Tube Fittings A-85

Weld Connectors F - Body Hex

37.5
° Weld Elbows L
C F - Flat

G - Nut Hex
The E dimension refers to

Tube Fittings
Tube Fittings

G - Nut Hex
the smallest nominal orifice.

E
J
T
It might be larger at welding The E dimension refers to

T
end. the smallest nominal orifice.
It might be larger at welding
C B end.

Lx
L

B
5°
37.
Metric Tube Pipe Butt Weld
E
T-Tube Pipe Basic Dimensions, mm (in.) J
O.D. Weld Ordering
(mm) Size Number L C G F E B J
Fractional Tube Pipe Butt Weld
3 1/8 -CW-ML3-PB2 30.5(1.20) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09) 9.7(0.38) 10.3(0.41)
4 1/8 -CW-ML4-PB2 31.5(1.24) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09) 9.7(0.38) 10.3(0.41) T-Tube Pipe Basic Dimensions, in. (mm)
O.D. Weld Ordering
6 1/8 -CW-ML6-PB2 32.8(1.29) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19) 9.7(0.38) 10.3(0.41) (in.) Size Number L C G F B E Lx J
6 1/4 -CW-ML6-PB4 37.9(1.49) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19) 14.2(0.56) 13.7(0.54)
1/8 1/8 -LW-FL2-PB2 0.92(23.4) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.38(9.7) 0.09(2.3) 0.72(18.3) 0.41(10.3)
8 1/8 -CW-ML8-PB2 34.2(1.35) 16.2(0.64) 16.0(0.63) 15.0(0.59) 5.4(0.21) 9.7(0.38) 10.3(0.41)
3/16 1/8 -LW-FL3-PB2 1.01(25.7) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.38(9.7) 0.12(3.0) 0.74(18.8) 0.41(10.3)
8 1/4 -CW-ML8-PB4 38.7(1.52) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25) 14.2(0.56) 13.7(0.54)
1/4 1/8 -LW-FL4-PB2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.38(9.7) 0.19(4.8) 0.74(18.8) 0.41(10.3)
8 1/2 -CW-ML8-PB8 45.6(1.80) 16.2(0.64) 16.0(0.63) 22.0(0.87) 6.4(0.25) 19.1(0.75) 21.3(0.84)
1/4 1/4 -LW-FL4-PB4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.56(14.2) 0.19(4.8) 0.92(23.4) 0.54(13.7)
10 1/4 -CW-ML10-PB4 40.9(1.60) 17.2(0.70) 19.0(0.75) 18.0(0.71) 7.5(0.30) 14.2(0.56) 13.7(0.54)
3/8 1/4 -LW-FL6-PB4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.56(14.2) 0.28(7.1) 1.00(25.4) 0.54(13.7)
10 3/8 -CW-ML10-PB6 40.9(1.60) 17.2(0.70) 19.0(0.75) 18.0(0.71) 7.9(0.31) 14.2(0.56) 17.1(0.67)
1/2 3/8 -LW-FL8-PB6 1.37(34.8) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.56(14.2) 0.41(10.4) 1.13(28.8) 0.67(17.1)
10 1/2 -CW-ML10-PB8 46.5(1.80) 17.2(0.70) 19.0(0.75) 22.0(0.87) 7.9(0.31) 19.1(0.75) 21.3(0.84)
1/2 1/2 -LW-FL8-PB8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.75(19.1) 0.41(10.4) 1.30(33.0) 0.84(21.3)
12 1/4 -CW-ML12-PB4 43.4(1.70) 22.8(0.90) 22.0(0.87) 22.0(0.87) 7.5(0.30) 14.2(0.56) 13.7(0.54)
5/8 1/2 -LW-FL10-PB8 1.43(36.3) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.75(19.1) 0.50(12.7) 1.38(35.1) 0.84(21.3)
12 3/8 -CW-ML12-PB6 43.4(1.70) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37) 14.2(0.56) 17.1(0.67)
3/4 3/4 -LW-FL12-PB12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.75(19.1) 0.62(15.7) 1.45(36.8) 1.05(26.7)
12 1/2 -CW-ML12-PB8 49.0(1.90) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37) 19.1(0.75) 21.3(0.84)
1 3/4 -LW-FL16-PB12 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.75(19.1) 0.74(18.8) 1.65(41.9) 1.05(26.7)
14 3/8 -CW-ML14-PB6 44.1(1.70) 24.4(0.96) 25.0(0.98) 24.0(0.94) 10.7(0.42) 14.2(0.56) 17.1(0.67)
1 1 -LW-FL16-PB16 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.94(23.9) 0.88(22.4) 1.84(46.7) 1.31(33.4)
15 1/2 -CW-ML15-PB8 49.0(1.90) 24.4(0.96) 25.0(0.98) 24.0(0.94) 11.9(0.47) 19.1(0.75) 21.3(0.84)
16 1/2 -CW-ML16-PB8 49.0(1.90) 24.4(0.96) 25.0(0.98) 24.0(0.94) 12.7(0.50) 19.1(0.75) 21.3(0.84) Note: The nominal wall thickness of pipe welding ends is SCH80.
18 1/2 -CW-ML18-PB8 50.5(2.00) 24.4(0.96) 30.0(1.18) 27.0(1.06) 13.9(0.55) 19.1(0.75) 21.3(0.84)
30 1 1/4 -CW-ML30-PB20 77.2(3.00) 39.6(1.60) 50.0(1.97) 46.0(1.81) 26.2(1.03) 23.9(0.94) 42.2(1.66)
32 1 1/4 -CW-ML32-PB20 79.6(3.10) 42.0(1.70) 50.0(1.97) 46.0(1.81) 28.6(1.13) 23.9(0.94) 42.2(1.66) Calibration Fittings
38 1 1/2 -CW-ML38-PB24 91.6(3.60) 49.4(1.90) 60.0(2.36) 55.0(2.17) 33.7(1.33) 26.2(1.03) 48.3(1.9)
B
Note: The nominal wall thickness of pipe welding ends is SCH80. P D

G - Nut Hex

E
◎ The calibration fittings can be connected directly with the bleed port of

H12.7
T
the transmitter so that the calibration process can be simplified.
Weld Elbows L ◎ Two types are available to fit the bleed ports of the transmitters.
C C N
F - Flat
L
G - Nut Hex
T

E
Lx

T-Tube P-SAE/MS Basic Dimensions, in. (mm)

B

O.D. Thread Ordering

T (in.) Size Number L B C D E G N
J
1/4 1/4-28 -FC-FL4-1428 1.69(42.9) 0.78(19.8) 0.60(15.2) 0.43(10.9) 0.06(1.5) 0.56(14.3) -
1/4 5/16-24 -FC-FL4-51624 2.32(58.9) 1.41(35.8) 0.60(15.2) 0.40(10.2) 0.06(1.5) 0.56(14.3) 0.41(10.4)
Fractional Tube Tube Socket Weld
T-Tube Basic Dimensions, in. (mm)
O.D. Ordering
(in.) Number L C G F B E Lx J

1/8 -LW-FL2-TS2 0.66(16.8) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.10(2.5) 0.09(2.3) 0.63(16.0) 0.38(9.7)
3/16 -LW-FL3-TS3 0.72(18.3) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.19(4.8) 0.13(3.3) 0.69(17.5) 0.44(11.2)
1/4 -LW-FL4-TS4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.28(7.1) 0.19(4.8) 0.77(19.6) 0.50(12.7)
3/8 -LW-FL6-TS6 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.31(7.9) 0.28(7.1) 0.91(23.1) 0.62(15.7)
1/2 -LW-FL8-TS8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.41(10.4) 1.02(25.9) 0.81(20.6)
5/8 -LW-FL10-TS10 1.16(29.5) 0.96(24.4) 1.00(25.4) 1.06(27.0) 0.41(10.4) 0.50(12.7) 1.16(29.5) 0.94(23.9)
3/4 -LW-FL12-TS12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.44(11.2) 0.62(15.7) 1.17(29.7) 1.06(26.9)
1 -LW-FL16-TS16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.88(22.4) 1.45(36.8) 1.38(35.1)
 A-84 6D Series Tube Fittings 6D Series Tube Fittings A-85

Weld Connectors F - Body Hex

37.5
° Weld Elbows L
C F - Flat

G - Nut Hex
The E dimension refers to

Tube Fittings
Tube Fittings

G - Nut Hex
the smallest nominal orifice.

E
J
T
It might be larger at welding The E dimension refers to

T
end. the smallest nominal orifice.
It might be larger at welding
C B end.

Lx
L

B
5°
37.
Metric Tube Pipe Butt Weld
E
T-Tube Pipe Basic Dimensions, mm (in.) J
O.D. Weld Ordering
(mm) Size Number L C G F E B J
Fractional Tube Pipe Butt Weld
3 1/8 -CW-ML3-PB2 30.5(1.20) 12.9(0.51) 12.0(0.47) 12.0(0.47) 2.4(0.09) 9.7(0.38) 10.3(0.41)
4 1/8 -CW-ML4-PB2 31.5(1.24) 13.7(0.54) 12.0(0.47) 12.0(0.47) 2.4(0.09) 9.7(0.38) 10.3(0.41) T-Tube Pipe Basic Dimensions, in. (mm)
O.D. Weld Ordering
6 1/8 -CW-ML6-PB2 32.8(1.29) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19) 9.7(0.38) 10.3(0.41) (in.) Size Number L C G F B E Lx J
6 1/4 -CW-ML6-PB4 37.9(1.49) 15.3(0.60) 14.0(0.55) 14.0(0.55) 4.8(0.19) 14.2(0.56) 13.7(0.54)
1/8 1/8 -LW-FL2-PB2 0.92(23.4) 0.50(12.7) 0.44(11.1) 0.44(11.1) 0.38(9.7) 0.09(2.3) 0.72(18.3) 0.41(10.3)
8 1/8 -CW-ML8-PB2 34.2(1.35) 16.2(0.64) 16.0(0.63) 15.0(0.59) 5.4(0.21) 9.7(0.38) 10.3(0.41)
3/16 1/8 -LW-FL3-PB2 1.01(25.7) 0.54(13.7) 0.50(12.7) 0.50(12.7) 0.38(9.7) 0.12(3.0) 0.74(18.8) 0.41(10.3)
8 1/4 -CW-ML8-PB4 38.7(1.52) 16.2(0.64) 16.0(0.63) 15.0(0.59) 6.4(0.25) 14.2(0.56) 13.7(0.54)
1/4 1/8 -LW-FL4-PB2 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.38(9.7) 0.19(4.8) 0.74(18.8) 0.41(10.3)
8 1/2 -CW-ML8-PB8 45.6(1.80) 16.2(0.64) 16.0(0.63) 22.0(0.87) 6.4(0.25) 19.1(0.75) 21.3(0.84)
1/4 1/4 -LW-FL4-PB4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.56(14.2) 0.19(4.8) 0.92(23.4) 0.54(13.7)
10 1/4 -CW-ML10-PB4 40.9(1.60) 17.2(0.70) 19.0(0.75) 18.0(0.71) 7.5(0.30) 14.2(0.56) 13.7(0.54)
3/8 1/4 -LW-FL6-PB4 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.56(14.2) 0.28(7.1) 1.00(25.4) 0.54(13.7)
10 3/8 -CW-ML10-PB6 40.9(1.60) 17.2(0.70) 19.0(0.75) 18.0(0.71) 7.9(0.31) 14.2(0.56) 17.1(0.67)
1/2 3/8 -LW-FL8-PB6 1.37(34.8) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.56(14.2) 0.41(10.4) 1.13(28.8) 0.67(17.1)
10 1/2 -CW-ML10-PB8 46.5(1.80) 17.2(0.70) 19.0(0.75) 22.0(0.87) 7.9(0.31) 19.1(0.75) 21.3(0.84)
1/2 1/2 -LW-FL8-PB8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.75(19.1) 0.41(10.4) 1.30(33.0) 0.84(21.3)
12 1/4 -CW-ML12-PB4 43.4(1.70) 22.8(0.90) 22.0(0.87) 22.0(0.87) 7.5(0.30) 14.2(0.56) 13.7(0.54)
5/8 1/2 -LW-FL10-PB8 1.43(36.3) 0.96(24.4) 1.00(25.4) 0.94(23.8) 0.75(19.1) 0.50(12.7) 1.38(35.1) 0.84(21.3)
12 3/8 -CW-ML12-PB6 43.4(1.70) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37) 14.2(0.56) 17.1(0.67)
3/4 3/4 -LW-FL12-PB12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.75(19.1) 0.62(15.7) 1.45(36.8) 1.05(26.7)
12 1/2 -CW-ML12-PB8 49.0(1.90) 22.8(0.90) 22.0(0.87) 22.0(0.87) 9.5(0.37) 19.1(0.75) 21.3(0.84)
1 3/4 -LW-FL16-PB12 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.75(19.1) 0.74(18.8) 1.65(41.9) 1.05(26.7)
14 3/8 -CW-ML14-PB6 44.1(1.70) 24.4(0.96) 25.0(0.98) 24.0(0.94) 10.7(0.42) 14.2(0.56) 17.1(0.67)
1 1 -LW-FL16-PB16 1.94(49.3) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.94(23.9) 0.88(22.4) 1.84(46.7) 1.31(33.4)
15 1/2 -CW-ML15-PB8 49.0(1.90) 24.4(0.96) 25.0(0.98) 24.0(0.94) 11.9(0.47) 19.1(0.75) 21.3(0.84)
16 1/2 -CW-ML16-PB8 49.0(1.90) 24.4(0.96) 25.0(0.98) 24.0(0.94) 12.7(0.50) 19.1(0.75) 21.3(0.84) Note: The nominal wall thickness of pipe welding ends is SCH80.
18 1/2 -CW-ML18-PB8 50.5(2.00) 24.4(0.96) 30.0(1.18) 27.0(1.06) 13.9(0.55) 19.1(0.75) 21.3(0.84)
30 1 1/4 -CW-ML30-PB20 77.2(3.00) 39.6(1.60) 50.0(1.97) 46.0(1.81) 26.2(1.03) 23.9(0.94) 42.2(1.66)
32 1 1/4 -CW-ML32-PB20 79.6(3.10) 42.0(1.70) 50.0(1.97) 46.0(1.81) 28.6(1.13) 23.9(0.94) 42.2(1.66) Calibration Fittings
38 1 1/2 -CW-ML38-PB24 91.6(3.60) 49.4(1.90) 60.0(2.36) 55.0(2.17) 33.7(1.33) 26.2(1.03) 48.3(1.9)
B
Note: The nominal wall thickness of pipe welding ends is SCH80. P D

G - Nut Hex

E
◎ The calibration fittings can be connected directly with the bleed port of

H12.7
T
the transmitter so that the calibration process can be simplified.
Weld Elbows L ◎ Two types are available to fit the bleed ports of the transmitters.
C C N
F - Flat
L
G - Nut Hex
T

E
Lx

T-Tube P-SAE/MS Basic Dimensions, in. (mm)

B

O.D. Thread Ordering

T (in.) Size Number L B C D E G N
J
1/4 1/4-28 -FC-FL4-1428 1.69(42.9) 0.78(19.8) 0.60(15.2) 0.43(10.9) 0.06(1.5) 0.56(14.3) -
1/4 5/16-24 -FC-FL4-51624 2.32(58.9) 1.41(35.8) 0.60(15.2) 0.40(10.2) 0.06(1.5) 0.56(14.3) 0.41(10.4)
Fractional Tube Tube Socket Weld
T-Tube Basic Dimensions, in. (mm)
O.D. Ordering
(in.) Number L C G F B E Lx J

1/8 -LW-FL2-TS2 0.66(16.8) 0.50(12.7) 0.44(11.1) 0.37(9.5) 0.10(2.5) 0.09(2.3) 0.63(16.0) 0.38(9.7)
3/16 -LW-FL3-TS3 0.72(18.3) 0.54(13.7) 0.50(12.7) 0.44(11.1) 0.19(4.8) 0.13(3.3) 0.69(17.5) 0.44(11.2)
1/4 -LW-FL4-TS4 1.06(26.9) 0.60(15.2) 0.56(14.3) 0.50(12.7) 0.28(7.1) 0.19(4.8) 0.77(19.6) 0.50(12.7)
3/8 -LW-FL6-TS6 1.20(30.5) 0.66(16.8) 0.69(17.5) 0.63(15.9) 0.31(7.9) 0.28(7.1) 0.91(23.1) 0.62(15.7)
1/2 -LW-FL8-TS8 1.42(36.1) 0.90(22.9) 0.87(22.2) 0.81(20.6) 0.38(9.7) 0.41(10.4) 1.02(25.9) 0.81(20.6)
5/8 -LW-FL10-TS10 1.16(29.5) 0.96(24.4) 1.00(25.4) 1.06(27.0) 0.41(10.4) 0.50(12.7) 1.16(29.5) 0.94(23.9)
3/4 -LW-FL12-TS12 1.57(39.9) 0.96(24.4) 1.13(28.6) 1.06(27.0) 0.44(11.2) 0.62(15.7) 1.17(29.7) 1.06(26.9)
1 -LW-FL16-TS16 1.93(49.0) 1.23(31.2) 1.50(38.1) 1.37(34.9) 0.62(15.7) 0.88(22.4) 1.45(36.8) 1.38(35.1)
 A-86 6D Series Tube Fittings 6D Series Tube Fittings A-87

RS, RSD Gaskets

Dielectric Fittings RS RSD Ring

Tube Fittings
Tube Fittings

Designator
Materials Technical Data Outer Inner
Stainless Steel FKM SSF

T
◎ Electrical Resistance of Insulators at 70°F (20°C): 10×106Ωat 10 V FKM CSF
◎ Maximum working pressure: 5000 psig (344 bar) at 70oF (21oC) Carbon Steel
Buna-N CSB
Component Material ◎ Temperature range: -4 F (-20 C) to 200 F (93 C)
o o o o
H
H Example:
Insulator Polyamide-imide
O-Ring 70 Durometer FKM The RS and RSD gaskets provide a seal with male ISO parallel threads. 1. A RS gasket with a Buna inner ring bonded to carbon steel
Backup Ring Virgin PTFE The gasket consists of a fluorocarbon FKM or Buna inner ring bonded outer ring provides a seal with 1/8 male ISO parallel thread,
to a carbon steel or stainless steel outer ring. the complete ordering number is CSB-RS-2.
2. A RSD gasket with an FKM inner ring bonded to stainless
F - Hex Fx - Hex steelouter ring provides a seal with 1/4 male ISO parallel

G - Nut Hex
thread, the complete ordering number is SSF-RSD-4.
Basic Dimensions, in. (mm)
ISO Parallel

E
Ordering The RS and RSD gaskets can be used with RS fitting only.
T
Thread Size T E H
Number
1/8 -RS-2 0.63(16.0) 0.41(10.4) RP Gaskets
D H
L 1/4 -RS-4 0.81(20.6) 0.54(13.7) 0.08(2.0)
3/8 -RS-6 0.94(23.9) 0.68(17.3)

T
1/2 -RS-8 1.13(28.7) 0.85(21.6)
Fractional Tube
3/4 -RS-12 1.38(35.1) 1.06(26.9) 0.10(2.5)
T-Tube Basic Dimensions, in. (mm) 1 -RS-16 1.69(42.9) 1.33(33.8) H
O.D. Ordering
(in.) Number L D G H E F Fx The RP gasket provides a seal with male ISO parallel threads.
1/4 -DF-FL4 3.77(95.7) 0.60(15.2) 0.56(14.3) 2.57(65.3) 0.19(4.8) 0.50(12.7) 0.81(20.6) 1/8 -RSD-2 0.58(14.7) 0.47(12) The RP gasket may be used with a RS fitting.
3/8 -DF-FL6 3.92(99.6) 0.66(16.8) 0.69(17.5) 2.59(65.8) 0.28(7.1) 0.63(15.9) 0.81(20.6) 1/4 -RSD-4 0.74(18.7) 0.62(15.75)
1/2 -DF-FL8 4.17(106.0) 0.90(22.9) 0.87(22.2) 2.37(60.2) 0.28(7.1) 0.81(20.6) 0.81(20.6) 3/8 -RSD-6 0.89(22.7) 0.76(19.25) 0.05(1.25) Basic Dimensions, in. (mm)
ISO Parallel
1/2 -RSD-8 1.05(26.7) 0.93(23.55) Ordering
Thread Size T E H
Number
3/4 -RSD-12 1.28(32.5) 1.15(29.2)
Metric Tube 1/8 -RP-2 0.59(15.0) 0.39(9.9) 0.04(1.0)
1 -RSD-16 1.56(39.5) 1.42(36.1) 0.08(2)
T-Tube Basic Dimensions, mm (in.) 1/4 -RP-4 0.75(19.1) 0.52(13.2)
O.D. Ordering 3/8 -RP-6 0.91(23.1) 0.66(16.8) 0.06(1.5)
(mm) Number L D G H E F Fx
RS-M Gaskets 1/2 -RP-8 1.06(26.9) 0.83(21.1)
12 -DF-ML12 107.0(4.21) 22.8(0.90) 22.0(0.87) 61.7(2.43) 7.1(0.28) 22.0(0.87) 22.0(0.87)
3/4 -RP-12 1.30(33.0) 1.05(26.7)
0.08(2.0)
Metric Basic 1 -RP-16 1.58(40.1) 1.31(33.2)
Dimensions, mm (in.)
Thread Ordering
Size Number T E H RP-M Gaskets
F - Hex Fx - Hex M8 x 1 -RS-M8 13.0(0.51) 8.7(0.34) 1.0(0.04)
P The E dimension refers to M10 x 1 -RS-M10 16.0(0.63) 10.7(0.42) Metric Basic
G - Nut Hex

Dimensions, mm (in.)
the smallest nominal orifice.
18.0(0.63) 12.7(0.42) Thread Ordering
M12 x 1.5 -RS-M12
E

T E H
T

It might be larger at tapered Size Number

thread end, straight thread M14 x 1.5 -RS-M14 22.0(0.71) 14.7(0.50) 13.2(0.52) 8.2(0.32)
1.5(0.06) M8 x 1 -RP-M8
D end. M16 x 1.5 -RS-M16 24.0(0.87) 16.7(0.66) 1.5(0.06)
M10 x 1 -RP-M10 15.2(0.60) 10.2(0.40)
L 26.0(0.94) 18.7(0.74)
M18 x 1.5 -RS-M18
M12 x 1.5 -RP-M12 18.2(0.60) 12.2(0.40)
M20 x 1.5 -RS-M20 28.0(1.02) 20.7(0.81)
M14 x 1.5 -RP-M14 20.2(0.72) 14.2(0.48)
Fractional Tube NPT Thread M22 x 1.5 -RS-M22 30.0(1.10) 22.7(0.89)
M16 x 1.5 -RP-M16 22.2(0.80) 16.2(0.64)
T-Tube Basic Dimensions, in. (mm) M24 x 1.5 -RS-M24 32.0(1.20) 24.7(1.00)
P-NPT M18 x 1.5 -RP-M18 24.2(0.87) 18.2(0.72) 2.0(0.08)
O.D. Ordering M27 x 2 -RS-M27 36.0(1.30) 27.2(1.10) 2.0(0.08)
(in.) Size L D G E F Fx
Number M20 x 1.5 -RP-M20 26.2(0.95) 20.2(0.80)
M30 x 2 -RS-M30 39.0(1.40) 30.7(1.20)
3/8 1/4 -DF-FL6-NS4 3.73(94.7) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.63(15.9) 0.87(22.2) M22 x 1.5 -RP-M22 28.2(1.03) 22.2(0.87)
M33 x 2 -RS-M33 42.0(1.50) 33.7(1.30)
M24 x 1.5 -RP-M24 30.2(1.10) 24.2(1.00)
M36 x 2 -RS-M36 48.0(1.70) 37.0(1.50)
M27 x 2 -RP-M27 33.3(1.20) 27.2(1.10)
M39 x 2 -RS-M39 51.0(1.90) 40.0(1.60) 2.5(0.10)
M30 x 2 -RP-M30 37.3(1.30) 30.2(1.20)
M42 x 2 -RS-M42 53.0(2.00) 42.7(1.70)
M33 x 2 -RP-M33 40.3(1.50) 33.2(1.30)
M45 x 2 -RS-M45 57.0(2.10) 46.0(1.80)
3.0(0.12) M36 x 2 -RP-M36 43.3(1.60) 36.2(1.40)
M48 x 2 -RS-M48 59.0(2.20) 48.7(1.90) 2.5(0.10)
M39 x 2 -RP-M39 47.3(1.70) 39.2(1.50)
Ordering Information M42 x 2 -RP-M42 50.3(1.90) 42.2(1.70)

Add the material designator as a prefix to the basic ordering M45 x 2 -RP-M45 53.3(2.00) 45.2(1.80)
number to complete the ordering number. M48 x 2 -RP-M48 56.3(2.10) 48.2(1.90)
 A-86 6D Series Tube Fittings 6D Series Tube Fittings A-87

RS, RSD Gaskets

Dielectric Fittings RS RSD Ring

Tube Fittings
Tube Fittings

Designator
Materials Technical Data Outer Inner
Stainless Steel FKM SSF

T
◎ Electrical Resistance of Insulators at 70°F (20°C): 10×106Ωat 10 V FKM CSF
◎ Maximum working pressure: 5000 psig (344 bar) at 70oF (21oC) Carbon Steel
Buna-N CSB
Component Material ◎ Temperature range: -4 F (-20 C) to 200 F (93 C)
o o o o
H
H Example:
Insulator Polyamide-imide
O-Ring 70 Durometer FKM The RS and RSD gaskets provide a seal with male ISO parallel threads. 1. A RS gasket with a Buna inner ring bonded to carbon steel
Backup Ring Virgin PTFE The gasket consists of a fluorocarbon FKM or Buna inner ring bonded outer ring provides a seal with 1/8 male ISO parallel thread,
to a carbon steel or stainless steel outer ring. the complete ordering number is CSB-RS-2.
2. A RSD gasket with an FKM inner ring bonded to stainless
F - Hex Fx - Hex steelouter ring provides a seal with 1/4 male ISO parallel

G - Nut Hex
thread, the complete ordering number is SSF-RSD-4.
Basic Dimensions, in. (mm)
ISO Parallel

E
Ordering The RS and RSD gaskets can be used with RS fitting only.
T
Thread Size T E H
Number
1/8 -RS-2 0.63(16.0) 0.41(10.4) RP Gaskets
D H
L 1/4 -RS-4 0.81(20.6) 0.54(13.7) 0.08(2.0)
3/8 -RS-6 0.94(23.9) 0.68(17.3)

T
1/2 -RS-8 1.13(28.7) 0.85(21.6)
Fractional Tube
3/4 -RS-12 1.38(35.1) 1.06(26.9) 0.10(2.5)
T-Tube Basic Dimensions, in. (mm) 1 -RS-16 1.69(42.9) 1.33(33.8) H
O.D. Ordering
(in.) Number L D G H E F Fx The RP gasket provides a seal with male ISO parallel threads.
1/4 -DF-FL4 3.77(95.7) 0.60(15.2) 0.56(14.3) 2.57(65.3) 0.19(4.8) 0.50(12.7) 0.81(20.6) 1/8 -RSD-2 0.58(14.7) 0.47(12) The RP gasket may be used with a RS fitting.
3/8 -DF-FL6 3.92(99.6) 0.66(16.8) 0.69(17.5) 2.59(65.8) 0.28(7.1) 0.63(15.9) 0.81(20.6) 1/4 -RSD-4 0.74(18.7) 0.62(15.75)
1/2 -DF-FL8 4.17(106.0) 0.90(22.9) 0.87(22.2) 2.37(60.2) 0.28(7.1) 0.81(20.6) 0.81(20.6) 3/8 -RSD-6 0.89(22.7) 0.76(19.25) 0.05(1.25) Basic Dimensions, in. (mm)
ISO Parallel
1/2 -RSD-8 1.05(26.7) 0.93(23.55) Ordering
Thread Size T E H
Number
3/4 -RSD-12 1.28(32.5) 1.15(29.2)
Metric Tube 1/8 -RP-2 0.59(15.0) 0.39(9.9) 0.04(1.0)
1 -RSD-16 1.56(39.5) 1.42(36.1) 0.08(2)
T-Tube Basic Dimensions, mm (in.) 1/4 -RP-4 0.75(19.1) 0.52(13.2)
O.D. Ordering 3/8 -RP-6 0.91(23.1) 0.66(16.8) 0.06(1.5)
(mm) Number L D G H E F Fx
RS-M Gaskets 1/2 -RP-8 1.06(26.9) 0.83(21.1)
12 -DF-ML12 107.0(4.21) 22.8(0.90) 22.0(0.87) 61.7(2.43) 7.1(0.28) 22.0(0.87) 22.0(0.87)
3/4 -RP-12 1.30(33.0) 1.05(26.7)
0.08(2.0)
Metric Basic 1 -RP-16 1.58(40.1) 1.31(33.2)
Dimensions, mm (in.)
Thread Ordering
Size Number T E H RP-M Gaskets
F - Hex Fx - Hex M8 x 1 -RS-M8 13.0(0.51) 8.7(0.34) 1.0(0.04)
P The E dimension refers to M10 x 1 -RS-M10 16.0(0.63) 10.7(0.42) Metric Basic
G - Nut Hex

Dimensions, mm (in.)
the smallest nominal orifice.
18.0(0.63) 12.7(0.42) Thread Ordering
M12 x 1.5 -RS-M12
E

T E H
T

It might be larger at tapered Size Number

thread end, straight thread M14 x 1.5 -RS-M14 22.0(0.71) 14.7(0.50) 13.2(0.52) 8.2(0.32)
1.5(0.06) M8 x 1 -RP-M8
D end. M16 x 1.5 -RS-M16 24.0(0.87) 16.7(0.66) 1.5(0.06)
M10 x 1 -RP-M10 15.2(0.60) 10.2(0.40)
L 26.0(0.94) 18.7(0.74)
M18 x 1.5 -RS-M18
M12 x 1.5 -RP-M12 18.2(0.60) 12.2(0.40)
M20 x 1.5 -RS-M20 28.0(1.02) 20.7(0.81)
M14 x 1.5 -RP-M14 20.2(0.72) 14.2(0.48)
Fractional Tube NPT Thread M22 x 1.5 -RS-M22 30.0(1.10) 22.7(0.89)
M16 x 1.5 -RP-M16 22.2(0.80) 16.2(0.64)
T-Tube Basic Dimensions, in. (mm) M24 x 1.5 -RS-M24 32.0(1.20) 24.7(1.00)
P-NPT M18 x 1.5 -RP-M18 24.2(0.87) 18.2(0.72) 2.0(0.08)
O.D. Ordering M27 x 2 -RS-M27 36.0(1.30) 27.2(1.10) 2.0(0.08)
(in.) Size L D G E F Fx
Number M20 x 1.5 -RP-M20 26.2(0.95) 20.2(0.80)
M30 x 2 -RS-M30 39.0(1.40) 30.7(1.20)
3/8 1/4 -DF-FL6-NS4 3.73(94.7) 0.66(16.8) 0.69(17.5) 0.28(7.1) 0.63(15.9) 0.87(22.2) M22 x 1.5 -RP-M22 28.2(1.03) 22.2(0.87)
M33 x 2 -RS-M33 42.0(1.50) 33.7(1.30)
M24 x 1.5 -RP-M24 30.2(1.10) 24.2(1.00)
M36 x 2 -RS-M36 48.0(1.70) 37.0(1.50)
M27 x 2 -RP-M27 33.3(1.20) 27.2(1.10)
M39 x 2 -RS-M39 51.0(1.90) 40.0(1.60) 2.5(0.10)
M30 x 2 -RP-M30 37.3(1.30) 30.2(1.20)
M42 x 2 -RS-M42 53.0(2.00) 42.7(1.70)
M33 x 2 -RP-M33 40.3(1.50) 33.2(1.30)
M45 x 2 -RS-M45 57.0(2.10) 46.0(1.80)
3.0(0.12) M36 x 2 -RP-M36 43.3(1.60) 36.2(1.40)
M48 x 2 -RS-M48 59.0(2.20) 48.7(1.90) 2.5(0.10)
M39 x 2 -RP-M39 47.3(1.70) 39.2(1.50)
Ordering Information M42 x 2 -RP-M42 50.3(1.90) 42.2(1.70)

Add the material designator as a prefix to the basic ordering M45 x 2 -RP-M45 53.3(2.00) 45.2(1.80)
number to complete the ordering number. M48 x 2 -RP-M48 56.3(2.10) 48.2(1.90)
 A-88 6D Series Tube Fittings 6D Series Tube Fittings A-89

RG Gaskets Ordering Information

The RG gasket provides a seal on pressure gauges equipped Add the material designator as a prefix to the basic ordering

Tube Fittings
Tube Fittings

with male ISO parallel threads. number to complete the ordering number.

Basic Dimensions, in. (mm) Material Designator

ISO Parallel
Ordering Copper CU
Thread Size T E H
Number
1/4 -RG-4 0.42(10.7) 0.30(7.6) 0.07(1.8) 316L SS 6L

3/8 -RG-6 0.56(14.2) 0.34(8.6) 0.09(2.3) Vulcanized Fibre QB

1/2 -RG-8 0.70(17.8) 0.36(9.1) 0.10(2.5) PTFE T

Vulcanized Fibre and PTFE cannot be used for RP gasket.

Example:
CU-RP-2, 6L-RG-6, QB-RG-M20, T-RJ-8.
RG-M Gaskets

Basic Dimensions, in. (mm)

ISO Parallel
Ordering O-rings
Thread Size T E H
Number
M10 x 1 -RG-M10 8.3(0.33) 3.3(0.13) 1.5(0.06)
M12 x 1.5 -RG-M12 9.7(0.38) 5.4(0.21)
M14 x 1.5 -RG-M14 11.7(0.38) 6.4(0.21)
M16 x 1.5 -RG-M16 13.7(0.46) 8.4(0.25)
M18 x 1.5 -RG-M18 15.7(0.54) 10.0(0.39) 2.0(0.08)
M20 x 1.5 -RG-M20 17.6(0.62) 11.4(0.45)
M22 x 1.5 -RG-M22 19.6(0.69) 13.4(0.53)
O-rings for Fittings with SAE/MS Straight Threads
M24 x 1.5 -RG-M24 21.6(0.77) 14.8(0.58)
M27 x 2 -RG-M27 24.0(0.90) 13.9(0.50)
M30 x 2 -RG-M30 27.0(0.90) 19.5(0.80)
M33 x 2 -RG-M33 30.0(1.10) 21.5(0.80) SAE/MS Thread Size Ordering Number Material
M36 x 2 -RG-M36 33.0(1.20) 23.5(0.90)
2.5(0.10) 5/16-24 VI9-902
M39 x 2 -RG-M39 36.0(1.30) 24.5(1.00)
3/8-24 VI9-903
M42 x 2 -RG-M42 38.9(1.40) 29.5(1.20)
7/16-20 VI9-904
M45 x 2 -RG-M45 41.9(1.50) 30.0(1.20)
M48 x 2 -RG-M48 44.9(1.60) 32.5(1.30) 1/2-20 VI9-905
9/16-18 VI9-906
90 Durometer
3/4-16 VI9-908
Fluorocarbon
7/8-14 VI9-910 FKM
1 1/16-12 VI9-912
RJ Gaskets
1 3/16-12 VI9-914
The RJ gasket provides a seal on Japanese pressure gauges
1 5/16-12 VI9-916
equipped with male ISO parallel threads.
1 5/8-12 VI9-920
1 7/8-12 VI9-924
Basic Dimensions, in. ( mm)
ISO Parallel
Ordering
Thread Size T E H
Number
1/4 -RJ-4 0.43(10.9) 0.22(5.6) 0.04(1.0) O-rings for Fittings with O-Seal Pipe Threads
3/8 -RJ-6 0.55(13.9) 0.22(5.6) 0.04(1.0)
1/2 -RJ-8 0.70(17.8) 0.22(5.6) 0.04(1.0)

NPT/ISO Thread Size Ordering Number Material

1/8 BN7-013
1/4 BN7-113 70 Durometer
3/8 BN7-116 NBR
1/2 BN7-118
 A-88 6D Series Tube Fittings 6D Series Tube Fittings A-89

RG Gaskets Ordering Information

The RG gasket provides a seal on pressure gauges equipped Add the material designator as a prefix to the basic ordering

Tube Fittings
Tube Fittings

with male ISO parallel threads. number to complete the ordering number.

Basic Dimensions, in. (mm) Material Designator

ISO Parallel
Ordering Copper CU
Thread Size T E H
Number
1/4 -RG-4 0.42(10.7) 0.30(7.6) 0.07(1.8) 316L SS 6L

3/8 -RG-6 0.56(14.2) 0.34(8.6) 0.09(2.3) Vulcanized Fibre QB

1/2 -RG-8 0.70(17.8) 0.36(9.1) 0.10(2.5) PTFE T

Vulcanized Fibre and PTFE cannot be used for RP gasket.

Example:
CU-RP-2, 6L-RG-6, QB-RG-M20, T-RJ-8.
RG-M Gaskets

Basic Dimensions, in. (mm)

ISO Parallel
Ordering O-rings
Thread Size T E H
Number
M10 x 1 -RG-M10 8.3(0.33) 3.3(0.13) 1.5(0.06)
M12 x 1.5 -RG-M12 9.7(0.38) 5.4(0.21)
M14 x 1.5 -RG-M14 11.7(0.38) 6.4(0.21)
M16 x 1.5 -RG-M16 13.7(0.46) 8.4(0.25)
M18 x 1.5 -RG-M18 15.7(0.54) 10.0(0.39) 2.0(0.08)
M20 x 1.5 -RG-M20 17.6(0.62) 11.4(0.45)
M22 x 1.5 -RG-M22 19.6(0.69) 13.4(0.53)
O-rings for Fittings with SAE/MS Straight Threads
M24 x 1.5 -RG-M24 21.6(0.77) 14.8(0.58)
M27 x 2 -RG-M27 24.0(0.90) 13.9(0.50)
M30 x 2 -RG-M30 27.0(0.90) 19.5(0.80)
M33 x 2 -RG-M33 30.0(1.10) 21.5(0.80) SAE/MS Thread Size Ordering Number Material
M36 x 2 -RG-M36 33.0(1.20) 23.5(0.90)
2.5(0.10) 5/16-24 VI9-902
M39 x 2 -RG-M39 36.0(1.30) 24.5(1.00)
3/8-24 VI9-903
M42 x 2 -RG-M42 38.9(1.40) 29.5(1.20)
7/16-20 VI9-904
M45 x 2 -RG-M45 41.9(1.50) 30.0(1.20)
M48 x 2 -RG-M48 44.9(1.60) 32.5(1.30) 1/2-20 VI9-905
9/16-18 VI9-906
90 Durometer
3/4-16 VI9-908
Fluorocarbon
7/8-14 VI9-910 FKM
1 1/16-12 VI9-912
RJ Gaskets
1 3/16-12 VI9-914
The RJ gasket provides a seal on Japanese pressure gauges
1 5/16-12 VI9-916
equipped with male ISO parallel threads.
1 5/8-12 VI9-920
1 7/8-12 VI9-924
Basic Dimensions, in. ( mm)
ISO Parallel
Ordering
Thread Size T E H
Number
1/4 -RJ-4 0.43(10.9) 0.22(5.6) 0.04(1.0) O-rings for Fittings with O-Seal Pipe Threads
3/8 -RJ-6 0.55(13.9) 0.22(5.6) 0.04(1.0)
1/2 -RJ-8 0.70(17.8) 0.22(5.6) 0.04(1.0)

NPT/ISO Thread Size Ordering Number Material

1/8 BN7-013
1/4 BN7-113 70 Durometer
3/8 BN7-116 NBR
1/2 BN7-118
 Tube Fittings

Threads

1
3/4
1/2
3/8
1/4
1/8

1 5/16-12
1 1/16-12
3/4-16
9/16-18
1/2-20
7/16-20
3/8-24
5/16-24

M20 x 1.5
M14 x 1.5
SAE/MS Thread Size
SAE/MS Thread Size
A-90 6D Series Tube Fittings

VI9-217
VI9-119
VI9-508
VI9-113
VI9-111
VI9-502

BN7-125
BN7-121
BN7-116
BN7-113
BN7-112
BN7-013
BN7-012
BN7-011

BN9-M20
BN9-M14
Ordering Number
Ordering Number
ISO Parallel Thread Size Ordering Number

O-rings for Fittings with Metric Threads

NBR
NBR
FKM

O-rings for Fittings with O-Seal Straight Threads

Material
Material

Material
O-rings for Positionable Fittings with ISO Parallel

Fluorocarbon

90 Durometer
90 Durometer

70 Durometer

Ordering Number Description SS - CM - ML12 - NS8 - - -

Cleaning and
Material Fitting Type P1 Type P1 Size P2 Type P2 Size P3 and P4 Special Application
Packaging

CM Male Connector Metric 1 1/16" Except the same as the P1, Specify in the same
SS 316 SS ML Except the same as the P1, FC-01
Ferrule the other type follows: way as the P2
2 1/8" or 2 mm the other size follows:
BCM Bulkhead Male Connector Fractional
S4 304 SS FL F2 FC-02
TCM Thermocouple Connector Ferrule 3 3/16" or 3 mm NS NPT Thread 5 M5×0.8 or 5/16-24 or 5/16"

MT Metric Tube 4 1/4" or 4 mm ONS O-ring with NPT Thread 6 M6×1 or 3/8-24 or 3/8" or 3/8×SCH80 or G3/8
S1 321 SS CF Female Connector
None
5 5/16" RT ISO Tapered Thread 7 7/16-20
BCF Bulkhead Female Connector Fractional
FT
S12 6Mo (S31254) Tube ISO Parallel Thread 8 M8×1 or 1/2-20 or 1/2" or 1/2×SCH80 or G1/2 EC79 EC-79 Certification
6 3/8" or 6 mm RS
U Union (For RS)
9 9/16-18
904L 904L SS 8 1/2" or 8 mm ISO Parallel Thread SilcoNert® 2000
BU Bulkhead Union RP SI
(For RP) 10 M10 x 1 or 5/8" (Sulfinert®) Coating
10 5/8" or 10 mm
TI Titanium LM Male Elbow ISO Parallel Thread Customized for
12 M12×1.5 or 3/4-16 or 3/4" or 3/4×SCH80 or G3/4 ES
12 3/4" or 12 mm RG (Gauge) Europe
VM 45o Male Elbow 14 M14 x 1.4 or 7/8-14
D5 Duplex 2205 14 7/8" or 14 mm ISO Parallel Thread
VP 45o Positionable Male Elbow RJ (Japanese Gauge) 16 M16×1.5 or 1" or 1×SCH80 or G1
Super duplex 15 15 mm
D7 LP Positionable Male Elbow ISO Parallel Thread 17 1 1/16-12
2507 BP (For RG Gasket)
16 1" or 16 mm
LF Female Elbow 18 M18 x 1.5
A20 Alloy 20 18 1 1/8" or 18 mm PP Positionable,
ISO Straight Thread 19 1 5/16-12
LU Union Elbow
Alloy 400 20 1 1/4" or 20 mm SAE/MS Straight Thread
M ST 20 M20×1.5 or 1 1/4" or 1 1/4×SCH80 or G1 1/4
TMT Male Run Tee (Light Duty)
22 22 mm
SAE/MS Straight Thread 21 1 5/16-12
INC Alloy 600 TTM Male Branch Tee 24 1 1/2" or 24 mm SH (Heavy Duty)
22 M22 x 1.5
TPT Positionable Male Run Tee 25 25 mm O-ring with
A65 Alloy 625 OST SAE/MS Straight Thread 24 M24×1.5 or 1 1/2" or 1 1/2×SCH80 or G1 1/2
TTP Positionable Male Branch Tee 28 28 mm AN 37o Flare 26 1 5/8-12
HC Alloy C-276 TFT Female Run Tee 30 30 mm Metric Thread 27 M27 x 2
MS (For RG-M Gasket)
TTF Female Branch Tee 32 2" or 32 mm 30 1 7/8-12
CS Carbon Steel Metric Thread
TTT Union Tee 38 38 mm MRS (For RS-M Gasket)
B Brass 50 50 mm O-ring with P1, P2, P3 and P4 shall be described in the following orders:
C Union Cross MST Metric Thread
◎ Ferrule - Tube - NPT Thread - ISO Tapered Thread - ISO Parallel Thread -
PA Nylon TC Cap Fractional Tube Socket o
TS SAE/MS Straight Thread - 37 Flare - Pipe Butt Weld - Fractional Tube
Weld
TP Plug Pipe Butt Weld Socket Weld - Others
T PTFE PB
R Reducer ◎ Describe in descending order as per size if the end connection types
are the same
P Port Connector
◎ Describe the end of P1 if all end connections are the same
AM Male Adapter
P4 Cleaning and Packaging:
AF Female Adapter Note: "Ordering Number Description" is FC-01: Standard cleaning and packaging for general industrial procedures
CW Weld Connector a reference to understand the FC-02: Special cleaning and packaging for wetted system components to
combination rules of FITOK product P1 P2 ensure compliance with product cleanliness requirement as stated
LW Weld Elbow
part number. Not all combinations in ASTM G93 Level C
DF Dielectric Fitting are available. Special Application:
6D Series Tube Fittings A-91

P3
Wetted metal components SilcoNert® 2000 (Sulfinert®) coated.

Tube Fittings
 Tube Fittings

O-rings for Fittings with Metric Threads

O-rings for Fittings with O-Seal Straight Threads

Threads
O-rings for Positionable Fittings with ISO Parallel

A-90 6D Series Tube Fittings

ISO Parallel Thread Size Ordering Number
SAE/MS Thread Size

SAE/MS Thread Size

1 5/16-12
1 1/16-12
M20 x 1.5
M14 x 1.5

9/16-18

7/16-20

5/16-24
3/4-16

1/2-20

3/8-24

3/4
1/2
3/8
1/4
1/8
1
Ordering Number

Ordering Number
BN9-M20
BN9-M14

BN7-125
BN7-121
BN7-116
BN7-113
BN7-112
BN7-013
BN7-012
BN7-011

VI9-217
VI9-119
VI9-508
VI9-113
VI9-111
VI9-502
90 Durometer

90 Durometer
70 Durometer

Fluorocarbon
Material

Material
Material

FKM
NBR

NBR

Ordering Number Description SS - CM - ML12 - NS8 - - -

Cleaning and
Material Fitting Type P1 Type P1 Size P2 Type P2 Size P3 and P4 Special Application
Packaging

CM Male Connector Metric 1 1/16" Except the same as the P1, Specify in the same
SS 316 SS ML Except the same as the P1, FC-01
Ferrule the other type follows: way as the P2
2 1/8" or 2 mm the other size follows:
BCM Bulkhead Male Connector Fractional
S4 304 SS FL F2 FC-02
TCM Thermocouple Connector Ferrule 3 3/16" or 3 mm NS NPT Thread 5 M5×0.8 or 5/16-24 or 5/16"

MT Metric Tube 4 1/4" or 4 mm ONS O-ring with NPT Thread 6 M6×1 or 3/8-24 or 3/8" or 3/8×SCH80 or G3/8
S1 321 SS CF Female Connector
None
5 5/16" RT ISO Tapered Thread 7 7/16-20
BCF Bulkhead Female Connector Fractional
FT
S12 6Mo (S31254) Tube ISO Parallel Thread 8 M8×1 or 1/2-20 or 1/2" or 1/2×SCH80 or G1/2 EC79 EC-79 Certification
6 3/8" or 6 mm RS
U Union (For RS Gasket)
9 9/16-18
904L 904L SS 8 1/2" or 8 mm ISO Parallel Thread SilcoNert® 2000
BU Bulkhead Union RP SI
(For RP Gasket) 10 M10 x 1 or 5/8" (Sulfinert®) Coating
10 5/8" or 10 mm
LM Male Elbow Customized for
TI Titanium Female ISO Parallel 12 M12×1.5 or 3/4-16 or 3/4" or 3/4×SCH80 or G3/4 ES
12 3/4" or 12 mm RG Thread (For RG Gasket) Europe
VM 45o Male Elbow 14 M14 x 1.4 or 7/8-14
D5 Duplex 2205 14 7/8" or 14 mm ISO Parallel Thread
VP 45o Positionable Male Elbow RJ (For RJ Gasket) 16 M16×1.5 or 1" or 1×SCH80 or G1
Super duplex 15 15 mm
D7 LP Positionable Male Elbow Male ISO Parallel 17 1 1/16-12
2507 BP Thread (For RG Gasket)
16 1" or 16 mm
LF Female Elbow 18 M18 x 1.5
A20 Alloy 20 18 1 1/8" or 18 mm PP Positionable,
ISO Straight Thread 19 1 5/16-12
LU Union Elbow
Alloy 400 20 1 1/4" or 20 mm SAE/MS Straight Thread
M ST 20 M20×1.5 or 1 1/4" or 1 1/4×SCH80 or G1 1/4
TMT Male Run Tee (Light Duty)
22 22 mm
SAE/MS Straight Thread 21 1 5/16-12
INC Alloy 600 TTM Male Branch Tee SH (Heavy Duty)
24 1 1/2" or 24 mm
22 M22 x 1.5
TPT Positionable Male Run Tee 25 25 mm O-ring with
A65 Alloy 625 OST SAE/MS Straight Thread 24 M24×1.5 or 1 1/2" or 1 1/2×SCH80 or G1 1/2
TTP Positionable Male Branch Tee 28 28 mm AN 37o Flare 26 1 5/8-12
HC Alloy C-276 TFT Female Run Tee 30 30 mm Metric Thread 27 M27 x 2
MS (For RG-M Gasket)
TTF Female Branch Tee 32 2" or 32 mm 30 1 7/8-12
CS Carbon Steel Metric Thread
38 38 mm MRS (For RS-M Gasket)
TTT Union Tee
B Brass 50 50 mm O-ring with P1, P2, P3 and P4 shall be described in the following orders:
C Union Cross MST Metric Thread
◎ Ferrule - Tube - NPT Thread - ISO Tapered Thread - ISO Parallel Thread -
6D Series Tube Fittings A-91

PA Nylon TC Cap Fractional Tube Socket o

TS SAE/MS Straight Thread - 37 Flare - Pipe Butt Weld - Fractional Tube
Weld
TP Plug Pipe Butt Weld Socket Weld - Others
T PTFE PB
R Reducer ◎ Describe in descending order as per size if the end connection types
are the same
P Port Connector
◎ Describe the end of P1 if all end connections are the same
AM Male Adapter
P4 Cleaning and Packaging:
AF Female Adapter Note: "Ordering Number Description" is FC-01: Standard cleaning and packaging for general industrial procedures
CW Weld Connector a reference to understand the FC-02: Special cleaning and packaging for wetted system components to
combination rules of FITOK product P1 P2 ensure compliance with product cleanliness requirement as stated
LW Weld Elbow
part number. Not all combinations in ASTM G93 Level C
DF Dielectric Fitting are available. Special Application:
P3
Wetted metal components SilcoNert® 2000 (Sulfinert®) coated.

Tube Fittings