ABS1807

Issue 3
Page 1 of 8
January 2016

Aerospace series
Sleeve, 100° Countersunk Head

When this standard is applied, a careful check must be made as to whether any protective rights exist. This
standard issuer hereby disclaims any liability for infringement of patent or design rights resulting from the use of
this standard.

Published and distributed by :

AIRBUS INDUSTRIE
AIRBUS S.A.S.
ENGINEERING DIRECTORATE
31707 BLAGNAC Cedex
FRANCE

Copyright reserved
Ref. no. ABS1807
ABS1807 Page 2
Issue 3

Contents

1 Scope

2 Normative references

3 Requirements

4 Designation

5 Marking

6 Technical specification
 ABS1807 Page 3
Issue 3

1 Scope
This standard specifies the dimensions, tolerances, required characteristics, and mass of a 100° countersunk
sleeve for use with countersunk head fasteners in lightning strike applications.

2 Normative references
This Airbus Standard incorporates by dated or undated reference provisions from other publications. All normative
references cited at the appropriate places in the text are listed hereafter. For dated references, subsequent
amendments to or revisions of any these publications apply to this Airbus Standard only when incorporated in it by
amendment of revision. For undated references, the latest issue of the publication referred to shall be applied.

EN6114 Bolt countersunk, short thread – Inch series.

NAS1581 Bolt, Shear 100° flush reduced offset cruciform.
EN2424 Aerospace series – Marking of Aerospace Products.
AMS5659 Standard Specification for stainless steel bars and shapes.
ANSI / ASME B46.1 Surface Texture (surface roughness waviness and lay).
ISO2768 General Tolerances: Pt1 tolerances for linear and angular dimensions without individual
tolerance indications.
ABS0777 General technical specification for standard parts.
AMS2700 Passivation of corrosion resisting steel.

FTI-8403 Dry film lubricant – manufacturers specification

3 Requirements

3.1 Configuration, dimensions, tolerances and mass

The configuration, dimensions, tolerances and oversizes shall be in accordance with figure 1 and tables 2 to 5.

Mass values shall be in accordance with table 6.

Tolerances not specified, shall be in accordance with ISO2768-1m.

Length tolerances shall be ± .0100 Inches (0,254) mm

Surface finish shall be in accordance with ANSI / ASME B46.1

3.2 Material and finish

The material and finish shall be in accordance with table 1.

Table 1: Material and finish

Material &
Material Finish
finish code
Passivated per AMS2700
Corrosion resisting steel
Method 1, Type 8 or Method 2
C per 15-5PH H1025
Dry film lubricant applied to inside diameter
As per AMS5659
per FTI-8403
 ABS1807 Page 4
Issue 3

L
A
R2
T ØC
ØD

100° ±1° Typ

R1
Z
ØC ØE ØA ØB

Detail A

A Section A-A
Detail A

Figure 1: Configuration

Table 2: Dimensions and tolerances

Dimensions in inches (millimeters)
ØB T ØS Starting Hole ØE
Size Fastener ØA
± .001 ± .003
code Diameter Max Max Min Max Min
±(0,25) ± (0,76)
0.2150 0.2600 0.2570 0.2636 0.2626 0.305
3 3/16
(5,461) (6,604) (6,5278) (6,695) (6,670) (7,75)
0.2753 0.3203 0.3173 0.3248 0.3238 0.399
4 1/4
(6,993) (8,135) (8,059) 0.022 (8,250) (8,224) (10,13)
0,3378 0,3828 0,3798 (0,56) 0.3883 0.3863 0.479
5 5/16
(8,580) (9,723) (9,646) (9,862) (9,812) (12,17)
0.3998 0.4448 0.4418 0.4508 0.4488 0.576
6 3/8
(10,155) (11,297) (11,221) (11,450) (11,399) (14,63)

Table 2: Dimensions and tolerances (Concluded)

Dimensions in inches (millimeters)
Head Type & Code
Calculated
Z Max Type 1 Type 2
Reference Dimension
Size Fastener Calculated (Code A) (Code B)
code Diameter Reference R1 R2 R1 R2
ØC ØC ØD ØD Dimension ±.005 ±.005 ±.005 ±.005
Max Min Max Min
±(0,13) ±(0,13) ±(0,13) ±(0,13)
0.380 0.366 0.370 0.356 0,035 0,013 0.025 0.005
3 3/16
(9,65) (9,30) (9,40) (9,04) (0,89) (0,33) (0,64) (0,13)
0.474 0.460 0.464 0.450 0,035 0,013 0.025 0.005
4 1/4
(12,04) (11,68) (11,79) (11,43) 0,0044 (0,89) (0,33) (0,64) (0,13)
0.554 0.540 0.544 0.530 (0,112) 0,045 0,023 0.030 0.008
5 5/16
(14,07) (13,72) (13,82) (13,46) (1,14) (0,58) (0,76) (0,20)
0.651 0.637 0.651 0.627 0,045 0,023 0.035 0.013
6 3/8
(16,53) (16,18) (16,53) (15,93) (1,14) (0,58) (0,89) (0,89)
Head Type 1 (Code A) – Intermediate head countersink (e.g. EN6114)
Head Type 2 (Code B) – Reduced head countersink (e.g. NAS1581)
 ABS1807 Page 5
Issue 3

Table 3: Grip lengths

Dimensions in inches (millimeters)
Diameter code
Length code
3 4 5 6
0.1875 0.1875
3 --- ---
(4,763) (4,763)
0.2500 0.2500 0.2500
4 ---
(6,350) (6,350) (6,350)
0.3125 0.3125 0.3125 0.3125
5
(7,938) (7,938) (7,938) (7,938)
0.3750 0.3750 0.3750 0.3750
6
(9,525) (9,525) (9,525) (9,525)
0.4375 0.4375 0.4375 0.4375
7
(11,113) (11,113) (11,113) (11,113)
0.5000 0.5000 0.5000 0.5000
8
(12,700) (12,700) (12,700) (12,700)
0.5625 0.5625 0.5625 0.5625
9
(14,288) (14,288) (14,288) (14,288)
0.6250 0.6250 0.6250 0.6250
10
(15,875) (15,875) (15,875) (15,875)
0.6875 0.6875 0.6875 0.6875
11
(17,463) (17,463) (17,463) (17,463)
0.7500 0.7500 0.7500 0.7500
12
(19,050) (19,050) (19,050) (19,050)
0.8125 0.8125 0.8125 0.8125
13
(20,638) (20,638) (20,638) (20,638)
0.8750 0.8750 0.8750 0.8750
14
(22,225) (22,225) (22,225) (22,225)
0.9375 0.9375 0.9375 0.9375
15
(23,813) (23,813) (23,813) (23,813)
1.0000 1.0000 1.0000
16 ---
(25,400) (25,400) (25,400)
1.0625 1.0625 1.0625
17 ---
(26,988) (26,988) (26,988)
1.1250 1.1250 1.1250
18 ---
(28,575) (28,575) (28,575)
1.1875 1.1875 1.1875
19 ---
(30,163) (30,163) (30,163)
1.2500 1.2500 1.2500
20 ---
(31,750) (31,750) (31,750)
1,3125 1.3125 1.3125
21 ---
(33,337) (33,338) (33,338)
1,3750 1.3750 1.3750
22 ---
(34,925) (34,925) (34,925)
1.4375 1.4375
23 --- ---
(36,513) (36,513)
1.5000 1.5000
24 --- ---
(38,100) (38,100)
1.5625 1.5625
25 --- ---
(39,688) (39,688)
1.6250
26 --- --- ---
(41,275)
1.6875
27 --- --- ---
(42,863)
1.7500
28 --- --- ---
(44,450)
1.8125
29 --- --- ---
(46,038)
ABS1807 Page 6
Issue 3

st
Table 4: Oversize dimensions 1 Oversize 1/64” (Code X)
Dimensions in inches (millimeters)
ØB T ØS Starting Hole ØE
Size Fastener ØA
Max ±.001 ± .003
code diameter Max Min Max Min
±(0,25) ± (0,76)
0.2753 0.3365 0.3335 0.3401 0.3391 0.399
4 1/4
(6,993) (8,547) (8,471) 0.0301 (8,638) (8,613) (10,13)
0.3378 0.3988 0.3958 (0,764) 0.4036 0.4016 0.479
5 5/16
(8,580) (10,155) (10,053) (10,251) (10,200) (12,17)
st
Table 4: Oversize dimensions 1 Oversize 1/64” (Code X) Concluded
Dimensions in inches (millimeters)
Head Type &
Calculated Code
Z Max
Reference Dimension Type 2
Size Fastener Calculated
(Code B)
code diameter Reference
Dimension R1 R2
ØC ØC ØD ØD
±.005 ±.005
Max Min Max Min
±(0,13) ±(0,13)
0.499 0.485 0.489 0.475 0.025 0.005
4 1/4
(12,67) (12,32) (12,42) (12,07) 0.0044 (0,64) (0,13)
0.579 0.564 0.569 0.554 (0,112) 0.030 0.008
5 5/16
(14,71) (14,33) (14,45) (14,07) (0,76) (0,20)

nd
Table 5: Oversize dimensions 2 Oversize 1/32” (Code Y)
Dimensions in inches (millimeters)
ØB T ØS Starting Hole ØE
Size Fastener ØA
±.001 ± .003
code Diameter Max
Max Min ±(0,25) Max Min ± (0,76)
0.2753 0.3523 0.3493 0.3557 .3547 0.399
4 1/4
(6,992) (8,948) (8,872) 0.038 (9,035) (9,009) (10,13)
0.3378 0.4148 0.4118 (0,96) 0.4193 0.4173 0.479
5 5/16
(8,580) (10,536) (10,460) (10,650) (10,599) (12,17)
nd
Table 5: Oversize dimensions 2 Oversize 1/32” (Code Y) Concluded
Dimensions in inches (millimeters)
Head Type &
Calculated Code
Z Max
Reference Dimension
Size Fastener Calculated Type 2 (Code B)
code Diameter Reference R1 R2
ØC ØC ØD ØD Dimension ±.005 ±.005
Max Min Max Min
±(0,13) ±(0,13)
0.523 0.509 0.513 0.499 0.025 0.005
4 1/4
(13,28) (12,93) (13,03) (12,67) 0.0044 (0,64) (0,13)
0.603 0.589 0.593 0.579 (0,112) 0.030 0.008
5 5/16
(15,32) (14,96) (15,06) (14,717) (0,76) (0,20)
 ABS1807 Page 7
Issue 3

Table 6: Mass values (Grams)

Length Diameter
code 3 4 5 6
3 0,48 0,66 --- ---
4 0,59 0,81 1,06 ---
5 0,71 0,96 1,24 1,55
6 0,82 1,10 1,42 1,76
7 0,94 1,25 1,60 1,98
8 1,05 1,40 1,79 2,19
9 1,16 1,54 1,97 2,41
10 1,28 1,69 2,15 2,63
11 1,39 1,84 2,33 2,84
12 1,51 1,99 2,51 3,06
13 1,62 2,13 2,70 3,28
14 1,73 2,28 2,88 3,49
15 1,85 2,43 3,06 3,71
16 --- 2,57 3,24 3,92
17 --- 2,72 3,42 4,14
18 --- 2,87 3,61 4,36
19 --- 3,02 3,79 4,57
20 --- 3,16 3,97 4,79
21 --- 3,30 4,15 5,01
22 --- 3,44 4,33 5,22
23 --- --- 4,51 5,44
24 --- --- 4,70 5,65
25 --- --- 4,88 5,87
26 --- --- --- 6,09
27 --- --- --- 6,30
28 --- --- --- 6,52
29 --- --- --- 6,74
ABS1807 Page 8
Issue 3

4 Designation
This type of standard shall be designated according to the philosophy of the following example:

Description Block Identity block

Sleeve, Countersunk ABS1807 C 4 A 18 X

Number of this standard

Material and Finish code

(See table 1).
Diameter code (See table
2).
Head code (See table 2).

Grip Code (See table 3).

Oversize code
(See tables 4 and 5).

5 Marking
Parts shall be marked in accordance with EN2424 style A, using Inkjet or Ink stamping method, In addition, the
manufacturer’s part number may be added. Parts are to be bagged in accordance with EN2424 style G.

6 Technical specification
ABS0777, with the exception that gross weight will not be included on the packing.
 ABS1807 Page 9
Issue 3

RECORD OF REVISIONS

Clause
Issue Description of modification
modified

1
New standard
11/11

2
Editorially corrected
01/12

3 General revision

01/16 Oversizes added