TM 5-3895-385-23-3
0445
Table 1. Torque Specifications for Standard Inch Fasteners -- BMPM, Non-Engine -- Continued.
CAP SCREWS: SAE GRADE 5
CAP SCREWS: SAE GRADE 8
Size
Thread
TORQUE
TORQUE
TORQUE
TORQUE
FT-LB
Nm
FT-LB
Nm
Dry
Lubed
Dry
Lubed
Dry
Lubed
Dry
Lubed
1-1/4
7 UNC
1120
840
1520
1140
1820
1360
2460
1850
12 UNF
1240
930
1680
1260
2010
1500
2730
2050
1-3/8
6 UNC
1470
110
1990
1490
2380
1780
3230
2420
12 UNF
1670
1250
2270
1700
2710
2040
3680
2760
1-1/2
6 UNC
1950
1460
2640
1980
3160
2370
4290
3210
12 UNF
2190
1650
2970
2230
3560
2670
4820
3620
Table 2. Standard Inch Cap Screw Markings and Torque Values -- Engine.
CAP SCREWS: SAE GRADE 5
CAP SCREWS: SAE GRADE 8
Size
Thread
TORQUE
TORQUE
TORQUE
TORQUE
FT-LB
Nm
FT-LB
Nm
Cast
Alum.
Cast
Alum.
Cast
Alum.
Cast
Alum.
Iron
Iron
Iron
Iron
1/4
20 UNC
7
6
9
8
11
6
15
8
28 UNF
9
7
12
9
13
7
18
9
5/16
18 UNC
15
12
20
16
22
12
30
16
24 UNF
17
14
23
19
24
14
33
19
3/8
16 UNC
30
20
40
25
40
20
55
25
24 UNF
30
25
40
35
45
25
60
35
7/16
14 UNC
45
35
60
45
65
35
90
45
20 UNF
50
40
65
55
70
40
95
55
1/2
13 UNC
70
55
95
75
95
55
130
75
20 UNF
75
60
100
80
110
60
150
80
