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WIM-PD-003 REV_D
Bolt Torque Specifications
The following chart applies to ISO metric screws with coarse pitch grades 8.8, 10.9, and 12.9 with clean
surfaces.
Bolt Size
[mm]
Pitch [mm]
Bolt Torque lbf-ft [Nm]
8.8
10.9
12.9
4
0.7
2 [3.1]
3 [4.3]
4 [5.2]
5
0.8
4 [6]
6 [8.5]
7 [10.1]
6
1
8 [10.4]
11 [14.6]
13 [17.5]
7
1
12 [15.7]
16 [22]
19 [26.4]
8
1.25
18 [24.6]
26 [34.7]
31 [41.6]
10
1.5
37 [50.1]
52 [70.5]
62 [84.6]
12
1.75
63 [84.8]
88 [119]
105 [143]
14
2
100 [135]
140 [190]
168 [228]
16
2
151 [205]
212 [288]
255 [346]
18
2.5
209 [283]
294 [398]
353 [478]
20
2.5
295 [400]
415 [562]
497 [674]
22
2.5
392 [532]
552 [748]
662 [897]
24
3
510 [691]
716 [971]
863 [1170]
27
3
745 [1010]
1047 [1420]
1254 [1700]
30
3.5
1010 [1370]
1423 [1930]
1704 [2310]
