TM 9-6115-604-34
NAVFAC P-8-633-34
Table 1-2. Capscrew Markings and Torque Values
SAE GRADE NUMBER
1 or 2
5
6 or 7
8
CAPSCREW BODY-
POUND-FEET
POUND-FEET
POUND-FEET
POUND-FEET
SIZE INCHES-THREAD
(NEWTON-METERS)
(NEWTON-METERS)
(NEWTON-METERS)
(NEWTON-METERS)
1/4
- 20
5
8
10
12
(7)
(11)
(14)
(16)
- 28
6
10
12
14
(8)
(14)
(16)
(19)
5/16
-18
11
17
19
24
(15)
(23)
(26)
(33)
-24
1 3
1 9
24
27
(18)
(26)
(33)
(37)
3/8
-16
1 8
31
34
44
(24)
(42)
(46)
(60)
-24
20
35
43
49
(27)
(47)
(58)
(66)
7/16
-14
28
49
55
70
(38)
(66)
(75)
(95)
- 20
30
55
69
78
(41)
(75)
(94)
(106)
1/2
-13
39
75
85
105
(53)
(102)
(115)
(142)
- 20
41
85
105
120
(56)
(115)
(142)
(163)
9/16
- 12
51
110
120
155
(69)
(149)
(163)
(210)
-18
55
120
150
170
(75)
(163)
(203)
(230)
5/8
-11
83
150
167
210
(113)
(203)
(226)
(285)
-18
95
170
209
240
(129)
(230)
(283)
(325)
3/4
-10
105
270
280
375
(142)
(366)
(380)
(508)
-16
115
295
350
420
(156)
(400)
(475)
(569)
7/8
- 9
160
395
440
605
(217)
(536)
(597)
(820)
-14
175
435
550
675
(237)
(590)
(746)
(915)
1
-8
235
590
660
910
(319)
(800)
(895)
(1234)
- 14
250
660
825
990
(339)
(895)
(1119)
(1342)
1-9
