Suction filters

HF 431 / HF 434 / HF 437 series

 HF 431 / HF 434 / HF 437

TECHNICAL CHARACTERISTICS

Tank mounted filters HF 431, HF 434 and HF 437 series are directly connected to the circuit's suction line.
The filters can be supplied with by-pass valve set at 2.9 psi (0,2 bar).

l External tank connection

l Aluminum head
l Special version on request
l Washable filtering media

MATERIALS BY-PASS VALVE

Head Aluminum By-pass setting 2.90 psi (0,2 bar)
End cap Zinc plated steel
Inner tube Zinc plated steel OPERATING TEMPERATURE
Filter media Stainless steel wire mesh -85 ¸ 195 °F (-30 ¸ 90 °C)

FLUID COMPATIBILITY DEGREE OF FILTRATION

Conforming to ISO 2943 (Norm ISO 6743/4)
Code Material Degree of filtration
Oil mineral HH - HL - HM - HR - HV - HG
Water emulsion HFAE - HFAS MI060 Stainless steel wire mesh 60 mm

Water glycol HFC MI125 Stainless steel wire mesh 125 mm

Synthetic fluid HS - HFDR - HFDU - HFDS MI250 Stainless steel wire mesh 250 mm

PRESSURE
Element collapse pressure
14.50 psi (1 bar)
rating (conforming to ISO 2941)

HF 431 DIMENSIONS

01/09.2010

A1 A2 ØB C D ØE ØF G H1 H2 I Filt. surface
Filter type
Metric GAS-BSPP mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) cm2(in2)
32 40 97 37 18,5 12 50 50 10 208
HF 431-10.077 M 42x2 G 1"1/4 (1.2598) (1.5747) (3.8188) (1.4566) (0.7283) (0.4724) (1.9684) (1.9684) (0.3936) (32.2400)
38
(1.4960) 45 120 49 30 13 65 70 384
HF 431-20.095 M 52x2 G 2"
51 (1.7716) (4.7243) (1.9291) (1.1810) (0.5118) (2.5590) (2.7558) 12 (59.5201)
(2.0078) (0.4724)
59 50 153 59 34 14 75 85 440
HF 431-30.122 M 64x2 G 2"1/2 (2.3228) (1.9684) (6.0236) (2.3228) (1.3385) (0.5511) (2.9527) (3.3464) (68.2001)
With A 1 thread please consider hex-key H 1 , while with thread A 2 please consider hex-key H 2 .

1 002 ICAT005-002
 HF 431 / HF 434 / HF 437

HF434 DIMENSIONS

A B C D ØE ØF G H I Filt. surface
Filter type
GAS-BSPP GAS-BSPP mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) cm 2 (in 2 )
16
G 3/4" (0.6299) 97 39 18,5 12 50 208
HF 434-10.077 G 1"1/4 (3.8188) (1.5354) (0.7283) (0.4724) (1.9684) (32.2400)
G 1" 19 10
(0.7480) (0.3936)
G 1" 120 45 30 13 55 300
HF 434-20.095 G 1"1/2 (4.7243) (1.7716) (1.1810) (0.5118) (2.1653) (46.5000)
G 1"1/4 20
(0.7883)
G 1"1/4
153 52 34 14 70 12 440
HF 434-30.122 G 2" 22 (6.0236) (2.0472) (1.3385) (0.5511) (2.7558) (0.4724) (68.2001)
G 1"1/2 (0.8661)

HF437 DIMENSIONS
01/09.2010

A B C D ØE ØF G H I Filt. surface
Filter type
GAS-BSPP GAS-BSPP mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) cm 2 (in 2 )
20
G 3/4" (0.7883) 97 39 18,5 12 50 208
HF 437-10.077 G 1"1/4 (3.8188) (1.5354) (0.7283) (0.4724) (1.9684) (32.2400)
G 1" 22 10
(0.8661) (0.3936)
G 1" 120 45 30 13 55 300
HF 437-20.095 G 1"1/2 (4.7243) (1.7716) (1.1810) (0.5118) (2.1653) (46.5000)
G 1"1/4 24
(0.9448)
G 1"1/4
153 52 34 14 70 12 440
HF 437-30.122 G 2" 26 (6.0236) (2.0472) (1.3385) (0.5511) (2.7558) (0.4724) (68.2001)
G 1"1/2 (1.0236)

ICAT005-003 002 2
 HF 431 / HF 434 / HF 437

NOMINAL FLOWS

Degree of filtration
MI060 MI125 MI250

Filter type "A" Connection "B" Connection Nominal flow

US gpm (l/min)
HF 431-10.077 M 42x2 G 1"1/4 Ø 32 (1.2598) 13.2 (50) 15.8 (60) 18.5 (70)
M 52x2 G 2" Ø 38 (1.4960) 25.1 (95) 29.0 (110) 31.7 (120)
HF 431-20.095
M 52x2 G 2" Ø 51 (2.0078) 30.4 (115) 35.7 (135) 39.7 (150)
HF 431-30.122 M 64x2 G 2"1/2 Ø 59 (2.3228) 46.2 (175) 52.9 (200) 58.1 (220)
G 1"1/4 G 3/4" 7.9 (30) 10.6 (40) 11.9 (45)
HF 434-10.077
G 1"1/4 G 1" 11.9 (45) 14.5 (55) 15.8 (60)
G 1"1/2 G 1" 15.8 (60) 18.5 (70) 19.8 (75)
HF 434-20.095
G 1"1/2 G 1"1/4 22.5 (85) 26.4 (100) 29.0 (110)
G 2" G 1"1/4 27.7 (105) 31.7 (120) 34.3 (130)
HF 434-30.122
G 2" G 1"1/2 34.3 (130) 39.7 (150) 42.3 (160)
G 1"1/4 G 3/4" 7.9 (30) 10.6 (40) 11.9 (45)
HF 437-10.077
G 1"1/4 G 1" 11.9 (45) 14.5 (55) 15.8 (60)
G 1"1/2 G 1" 15.8 (60) 18.5 (70) 19.8 (75)
HF 437-20.095
G 1"1/2 G 1"1/4 22.5 (85) 26.4 (100) 29.0 (110)
G 2" G 1"1/4 27.7 (105) 31.7 (120) 34.3 (130)
HF 437-30.122
G 2" G 1"1/2 34.3 (130) 39.7 (150) 42.3 (160)

HOW TO ORDER A COMPLETE FILTER

1 2 3 4 5
HF431 - 10.077 - PG / 32 - MI060 - A01

1 2 3 4 5
HF434 - 10.077 - GG / GE - MI060 - A01

1 2 3 4 5

Edition:01/09.2010
HF437 - 10.077 - GG / GE - MI060 - A01

1 Filter type CODE 3 Suction connection CODE

See table pag. 1 HF431-. HOSE CONNECTOR - only HF431
See table pag. 2 HF434-. Ø 32 32
See table pag. 2 HF437-. Ø 38 38
Ø 51 51
2 Thread connection CODE Ø 59 59
METRIC - only for HF431
GAS thread (BSPP) - only for HF434 / HF437
HF 431 01 TA

M 42x2 PG
G 3/4 GE
M 52x2 PH G1 GF
M 64x2 PL G 1 1/4 GG
G 1 1/2 GH
GAS (BSPP)
G 1 1/4 GG 4 Degree of filtration CODE
G 1 1/2 GH
60 [mm] Stainless steel wire mesh MI060
G2 GL
125[mm] Stainless steel wire mesh MI125
G 2 1/2 GM
250[mm] Stainless steel wire mesh MI250

5 Optionals CODE
Standard
None A01
On request With By-pass A02

3 002 ICAT005-005