Single Hole Fixing
Receptacles
8:$#
95*%08:$#
BS9522 - F0017 - C2099
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Shell
Size
A
max
B
± 0.005
(± 0.13)
C
sq,
F
± 0.005
(±0.13)
K
min
max
L
M
-0.005
(-0.13)
N
R
±.0.005
± 0.005
(±0.13) (±0.13)
s
min
Y
X
T hread
0.978
0.117
0.942
0.706
0.062
0.125
0.750
0.527
0.540
0.572
1.250
0.473
08
24.84
2.97
23.93
17.93
1.58
3.18
19.05
13.3
13.72
14.53
31.75
12.03
9/16 - 24 NEF
0.978
0.117
1.067
0.706
0.062
0.125
0.875
0.652
0.665
0.697
1.359
0.590
10
24.84
2.97
27.10
17.93
1.58
3.18
22.23
16.56
16.89
17.70
34.52
14.99
11/16 -24 NEF
0.978
0.117
1.255
0.706
0.062
0.125
1.062
0.815
0.828
0 885
1 531
0.750
12
24.84
2.97
31.88
17.93
1.58
3.18
26.98
20.70
21.03
22.48
38.89
19.05
7/8 -20 UNEF
0.978
0.117
1.380
0.706
0.062
0.125
1.187
0.939
0.952
1.010
1.656
0.875
14
24.84
2.97
35.05
17.93
1.58
3.18
30.15
23.85
24.18
25.65
42.06
22.23
1 -20 UNEF
0.978
0.117
1.505
0.706
0.062
0.125
1 312
1.063
1.076
1.135
1.781
1.000
16
24.84
2.97
38.23
17.93
1.58
3.18
33.32
27.00
27.33
28.83
45.24
25.40
1.1/8 - 18 NEF
0.978
0.117
1.630
0.706
0.062
0.125
1.437
1.188
1.201
1.260
1.891
1.125
18
24.84
2.97
41.40
17.93
1.58
3.18
36.50
30.18
30.50
32.00
48 03
28.58
1.1/4 - 18 NEF
1.048
0.148
1.817
0.894
0.062
0.250
1.562
1.313
1.326
1.385
2.031
1.250
20
26.62
3.76
46.15
22.71
1.58
6.35
38.68
33.35
33.68
35.18
51.59
31.75
1.3/8 - 18NEF
1.048
0.148
1.942
0.894
0.062
0.250
1.687
1.438
1.451
1.510
2.156
1.375
22
26.62
3.76
49.33
22.71
1.58
6.35
42.85
36.53
36.86
38.35
54.76
34.93
1.1 /2 - 18 NEF
1.048
0.148
2.067
0.927
0.062
0.250 1 .812
1 .563
1.576
1 635
2 277
1.500
24
26.62
3.76
52.50
23.55
1.575
6.35
46.05
39.70
40.03
41.45
57.84
38.10
1.5/8 - 18 NEF
8:$+54<,#
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BS9522 - F0017- C2261
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Shell
Size
A
m
B
±0.005
(± 0.13)
C
sq.
max.
max
D
min
F
±0.005
(±0.13)
H
max
min
K
min
max
L
M
N
R
-0.005 ±0.005 ±0.005
(-0.13) (±0.13) (±0.13)
S
min
Y
X
T hread
0.976
0.117
0.942 0.030 0.028
0.706
0.173 0.133 0.062
0.125 0.750
0.527 0.540 0.572 1.250 0.473
08
24.79
2.97
23.93 0.76
0.71
17.93
4.40
3.38
1.58
3.18
19.05
13.3
13.72 14.53 31.75 12.03
9/16 -24 NEF
0.976
0.117
1.067 0.030 0.028
0.706
0.173 0.133 0.062
0.125 0.875
0.652 0.665 0.697 1.359 0.590
10
24.79
2.97
23.93 0.76
0.71
17.93
4.40
3.38
1.58
3.18
22.23
16.56 16.89 17.70 34.52 14.99
11/16 -24 NEF
0.976
0.117
1.255 0.030 0.028
0.706
0.173 0.133 0.062
0.125 1.062
0.815 0.828 0.885 1.531 0.750
12
24.79
2.97
31.88 0.76
0.71
17.93
4.40
3.38
1.58
3.18
26.98
20.70 21.03 22.48 38.89 19.05
7/8 -20 UNEF
0.976
0.117
1.380 0.030 0.028
0.706
0.173 0.133 0.062
0.125 1.187
0.939 0.952 1.010 1.656 0.875
14
24.79
2.97
35.05 0.76
0.71
17.93
4.40
3.38
1.58
3.18
30.15
23.85 24.18 25.65 42.06 22.26
1 - 20 UNEF
0.976
0.117
1.505 0.030 0.028
0.706
0.173 0.133 0.062
0.125 1.312
1.063 1.076 1.135 1.781 1.000
16
24.79
2.97
38.23 0.76
0.71
17.93
4.40
3.38
1.58
3.18
33.32
27.00 27.33 28.83 45.24 25.40
1.1/8 - 18 NEF
0.976
0.117
1.630 0.030 0.028
0.706
0.173 0.133 0.062
0.125 1.437
1.188 1.201 1.260 1.891 1.125
18
24.79
2.97
41.40 0.76
0.71
17.93
4.40
3.38
1.58
3.18
36.50
30.18 30.50 32.00 48.03 28.58
1.1 /4 - 18 NEF
1 .195 0.148
1 817 0.030 0.028
0.894
0.173 0.133 0.062
0.250 1 562 1 .313 1 .326 1 .385 2.031 1 .250
20
30.35
3.76
46.15 0.76
0.71
22.71
4.40
3.38
1.58
6.35
38.68
33.35 35.18 51 59 31.75
1 .3/8 - 18 NEF
1.195
0.148
1.942 0.030 0.028
0.894
0.173 0.133 0.062
0.250 1.687
1.438 1.451 1.510 2.156 1.375
22
30.35
3.76
49.33 0.76
0.71
22.71
4.40
3.38
1.58
6.35
42.85
36.53 36.86 38.35 54.76 34.93
1.1/2 -18NEF
1.228
0.148
2.067 0.030 0.028
0.927
0.173 0.133 0.062
0.250 1.812
1.563 1.576 1.635 2.277 1.500
24
30.35
3.76
52.50 0.76
0.71
23.55
4.40
3.38
1.58
6.35
46.05
39.70 40.03 41.45 57.84 38.10
1.5/8 - 18 NEF
20