TM 9-2320-272-24-4
Table G-2. Torque Limits for Wet Fasteners.
CAPSCREW HEAD MARKINGS
SIZE
SAE GRADE
SAE GRADE
SAE GRADE
SAE GRADE
No.8
N0.6 or 7
No.1 or 2
No .5
POUND NEWTON
POUND NEWTON
DIA.
THREADS
DIA.
POUND NEWTON
POUND NEWTON
METERS
METERS
FEET
METERS
FEET
FEET
INCHES
PER INCH
MILLIMETERS
METERS
FEET
1/4
20
6.35
4.5
6.1
7.2
9.76
9.0
12.20
10.8
14.64
1/4
28
6.35
5.4
7.32
9.0
12.20
12.6
17.09
_____
_____
5/16
18
7.94
9.9
13.42
15.3
20.75
17.1
23.19
21.6
29.29
5/16
24
7.94
11.7
15.87
17.1
23.19
24.3
32.95
____
____
3/8
16
9.53
16.2
21.97
27.9
37.83
30.6
41.49
39.6
53.70
___
3/8
24
9.53
18.0
24.41
31.5
42.71
44.1
59.80
____
7/16
14
11.11
25.2
34.17
44.1
59.80
49.5
67.12
63.0
85.43
___
___
7/16
20
11.11
27.0
36.61
49.5
67.12
70.2
95.19
1/2
13
12.70
35.1
47.60
67.5
91.53
76.5
103.73
94.5
128.14
_____
1/2
20
12.70
36.9
50.04
76.5
103.73
108.0
146.45
_____
9/16
12
14.29
45.9
62.24
99.0
134.24
108.0
146.45
139.5
189.16
____
_____
9/16
18
14.29
49.5
67.12
108.0
146.45
153.0
207.47
5/8
11
15.88
56.7
76.89
135.0
183.06
150.3
203.81
189.0
256.28
_____
_____
5/8
18
15.88
85.5
115.94
153.0
207.47
216.0
292.90
3/4
10
19.05
94.5
128.14
243.0
329.51
252.0
341.71
337.5
457.65
______
3/4
16
19.05
103.5
140.35
265.5
360.02
378.0
512.57
_____
7/8
9
22.23
144.0
195.26
355.5
482.06
396.0
536.98
544.5
738.34
_____
_____
7/8
14
22.23
157.5
213.57
391.5
530.87
607.5
823.77
1
8
25.40
211.5
286.79
531.0
720.04
594.0
805.46
819.0
1,110.56
1
14
25.40
225.0
305.10
594.0
805.46
891.0
1,208.20
_____
_____
1-1/8
28.58
720.0-
976.32-
1,152.0-
1,562.11-
_____
____
_____
_____
_____
792.0 1,073.95
1,296.0
1,757.38
______
____
____
_____
1-1/4
31.75
1,637.99- 2,221.11-
____
_____
_____
1,800.00 2,440.80
____
____
_____
_____
1-3/8
34.93
1,314.0- 1,781.78-
2,142.0.
2,904.55-
____
1,512.0 2,050.27
2,448.0
3,319.49
_____
____
____
_____
1-1/2
38.10
1,746.0. 2,367.58-
2,844.0.
3,856.46
____
1,980.0 2,684.88
3,204.0
4,344.62
G-3
