INCH BOLT AND CAP SCREW
TORQUE VALUES
TYPE
HEAD
MARK
SIZE(D)
Lub*
1/4"
7
5/16"
15
3/8"
26
7/16"
41
1/2"
63
9/16"
90
5/8"
125
3/4"
225
7/8"
360
1"
540
1-1/8"
675
1-1/4"
950
1-3/8"
1250
1-1/2"
1650
*Lub means coated with a lubricant such as engine oil, or fasteners with phospate or oil coatings. "Dry"
means plain or zinc plated without any lubrication.
DO NOT use these values if a different torque value or tightening procedure is given for a specific applica-
tion. Torque values listed are for general use only. Check tightness of fasteners periodically.
Make sure fastener threads are clean and that you properly start thread engagement. This will prevent them
from failing when tightening. Fasteners should be replaced with the same or higher grade. If higher grade
fasteners are used, these should only be tightened to the strength of the original.
Tighten plastic insert or crimped steel-type lock nuts to approximately 50 percent of the dry torque shown
inthe chart, applied to the nut, not the bolt head.
ODB COMPANY
Maintenance Section
4.5 Torque Values
SAE GRADE
5
8
LB-FT
LB-FT
Dry*
Lub*
9
10
12.5
18
21
26
33
36
46
52
58
75
80
90
115
115
130
160
160
175
225
280
310
400
450
500
650
675
750
975
850
1075
1350
1200
1500
1950
1550
2000
2550
2100
2650
3350
METRIC BOLT AND CAP SCREW TORQUE
8.8 or 9.8
HEAD
MARK
SIZE(D)
LB-FT
Dry*
Lub* Dry* Lub* Dry* Lub* Dry*
M6
6.5
M8
16
M10
32
M12
55
M14
88
M16
140
M18
195
M20
275
M22
375
M24
475
M27
700
M30
950
M33
1300 1650 1850 2350 2150 2750
M36
1650 2100 2350 3000 2750 3500
VALUES
CLASS
10.9
LB-FT
8.5
9.5
12
20
24
30
40
47
60
70
80
105
110
130
165
175
200
255
250
275
350
350
400
500
475
540
675
600
675
850
875
1000 1250 1150 1500
1200 1350 1700 1600 2000
800-446-9823
12.9
LB-FT
11.5
14.5
28
35
55
70
95
120
150
190
240
300
325
410
460
580
625
800
800
1000
54
SKB700
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