TM 9-2320-260-34-2
Table F-2. Torque Limits for Wet Fasteners.
CAPSCREW HEAD MARKINGS
SIZE
SAE GRADE
SAE GRADE
SAE GRADE
SAE GRADE
NO. 6 or 7
No. 8
No. 1 or 2
No. 5
POUND NEWTON
POUND NEWTON
DIA.
THREADS
DIA.
POUND NEWTON
POUND NEWTON
MILLIMETERS
FEET
INCHES
METERS
FEET
METERS
FEET
METERS
FEET METERS
PER INCH
10.8
1/4
6.35
6.1
7.2
9.76
9.0
12.20
14.64
4.5
20
--
--
12.6
17.09
6.35
7.32
12.20
5.4
9.0
1/4
28
7.94
21.6
29.29
5/16
9,9
13.42
17.1
23.19
15.3
20.75
18
24.3
32.95
--
7.94
15,87
5/16
24
11.7
17.1
23.19
9.53
39.6
3/8
16
16.2
21.97
30.6
41.49
53.70
27.9
37.83
44.1
9.53
--
--
59.80
18.0
24.41
42.71
3/8
24
31.5
63.0
85.43
7/16
34.17
44.1
59.80
49.5
67.12
14
11.11
25.2
70.2
--
--
95.19
36.61
49.5
67.12
7/16
11.11
27,0
20
94.5
76.5
103.73
128.14
47,60
91.53
67.5
1/2
13
12.70
35.1
--
108.0
146.45
50.04
36.9
76.5
103.73
12.70
1/2
20
108.0
146.45
139.5
189.16
9/16
134.24
14.29
62.24
99.0
12
45.9
--
--
207.47
67.12
108.0
146.45
153.0
9/16
14.29
49.5
18
76.89
150.3
256.28
135.0
183.06
203.81
189.0
11
15.88
56.7
5/8
--
--
292.90
207.47
216.0
153.0
15.88
85.5
115.94
5/8
18
337.5
457.65
252.0
341.71
94.5
128.14
243.0
329.51
3/4
19.05
10
--
512.57
265.5
360.02
378.0
103.5
140.35
3/4
19.05
16
738.34
144.0
482.06
396.0
536.98
544.5
7/8
9
22.23
195.26
355.5
823.77
--
607.5
7/8
14
22.23
157.5
213.57
391.5
530.87
1110.56
819.0
720.04
594.0
805.46
8
25.40
211.5
286.79
531.0
1208.20
--
891.0
225.0
305.10
594.0
805.46
25.40
14
--
--
1152.0- 1562.11-
720.0-
976.32-
28.58
1-1/8
--
1757.38
792.0
1073.95
1296.0
--
--
--
--
1637.99- 2221.11-
--
31.75
1-1/4
--
1800.00 2440.80
--
--
2142.0- 2904.55-
1314.0-
1781.78-
34.93
1-3/8
--
2448.0 3319.49
1512.0
2050.27
3856.5-
1746.0-
2844.0-
2367.58-
38.10
--
1-1/2
3204.0 4344.62
1980.0
2684.88
F-3
