TM 55-2815-574-24
0174
Table 1. SAE Standard Torque Table.
SAE GRADE NO. 2
SAE GRADE NO. 5
SAE GRADE NO. 8
DRY
WET
DRY
WET
DRY
WET
Dia.
THREADS
in-lb Nm in-lb Nm
in-lb
Nm
in-lb Nm in-lb
Nm
in-lb
Nm
in.
PER INCH
1/4
20
66
7.5
49
5.5
101
11.4
76
8.6
143
16.2
107
12.1
1/4
28
75
8.5
56
6.3
116
13.1
87
9.8
164
18.5
123
13.9
5/16
18
135
15.3 101
11.4
209
23.6
157
17.7 295
33.4
221
25
5/16
24
150
16.9 112
12.7
230
26
173
19.6 327
37
245
27.7
3/8
16
240
27.1 180
20.3
370
41.8
278
31.4 523
59.1
392
44.3
3/8
24
272
30.7 204
23.1
420
47.5
315
35.6 593
67
445
50.3
7/16
14
384
43.4 288
32.5
593
67
445
50.3 837
94.6
628
71
7/16
20
428
48.4 321
36.3
662
74.8
496
56
935
105.6 700
79.1
1/2
13
585
66.1 439
49.6
904
102.1
678
76.6 1277
144.3 958
108.2
1/2
20
660
74.6 495
55.9
1020
115.2
764
86.3 1440
162.7 1080
122