Product Manual A

WM006 FCP250-500-1000-EN Revision 1 - Sep 2019
30
TORQUE SETTINGS
Bolts
IMPORTANT: the spec given are for guidance only.
CHECKING BOLT TORQUE
The tables shown below give correct torque values for various bolts and
cap screws. Tighten all bolts to the torques specified in chart unless
otherwise noted. Check tightness of bolts periodically, using bolt torque
chart as a guide. Replace hardware with the same strength bolt.
English Torque Specifications
Size Typical Maximum Tightening Torque lb ft (Nm)
(in)
SAE Grade 2
SAE Grade 5
SAE Grade 8
Coarse Fine Coarse Fine Coarse Fine
1/4
4 4.7 6.3 7.3 9 10
5.42
6.37
8.54
9.89
12.2
13.6
5/16
8
9
13
14
18
20
10.8
12.2
17.6
19
24.4
27.1
3/8
15 17 23 26 33 37
20.3
23
31.2
35.2
44.7
50.1
4/9
24
27
37
41
52
58
32.5
36.6
50.1
55.6
70.5
78.6
1/2
37 41 57 64 80 90
50.1
55.6
77.2
86.7
108
122
9/16
53
59
82
91
115
129
71.8
79.9
111
123
156
175
5/8
73 83 112 128 159 180
98.9
112
152
173
215
244
3/4
115
138
200
223
282
315
156
187
271
302
382
427
7/8
129 144 322 355 454 501
175
195
436
481
615
679
1
188
210
483
541
682
764
255
285
654
733
924
1035