TM 5-2420-231-23-3
0371
TORQUE TABLES
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Table 1. Torque Limits - SAE Standard Fasteners.
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CURRENT USAGE
MUCH USED
MUCH USED
USED AT TIMES
USED AT TIMES
MINIMUM
MEDIUM
BEST
QUALITY OF
MATERIAL
INDETERMINATE
COMMERCIAL
COMMERCIAL
COMMERCIAL
SAE Grade Number
1 or 2
5
6 or 7
8
CAPSCREW BODY
SIZE IN. - THREAD
LB-FT (NM)
LB-FT (NM)
LB-FT (NM)
LB-FT (NM)
1/4
20
5
(7)
8
(11)
10
(14)
12
(16)
28
6
(8)
10
(14)
14
(19)
5/16
18
11
(15)
17
(23)
19
(26)
24
(33)
24
13
(18)
19
(26)
27
(37)
3/8
16
18
(24)
31
(42)
34
(46)
44
(60)
24
20
(27)
35
(47)
49
(66)
55
(75)
70
(95)
49
(66)
7/16
14
28
(38)
55
(75)
78
(106)
30
(41)
20
85
(115)
105
(142)
75
(102)
1/2
13
39
(53)
85
(115)
120
(163)
41
(56)
20
120
(163)
155
(210)
110
(149)
9/16
12
51
(69)
120
(163)
170
(231)
55
(75)
18
5/8
11
83
(113)
150
(203)
167
(226)
210
(285)
18
95
(129)
170
(231)
240
(325)
3/4
10
105
(142)
270
(366)
280
(380)
375
(508)
16
115
(156)
295
(400)
420
(569)
440
(597)
605
(820)
395
(536)
7/8
9
160
(217)
435
(590)
675
(915)
175
(237)
14
660
(895)
910
(1,234)
590
(800)
1
8
235
(319)
660
(895)
990
(1,342)
250
(339)
14
