Torques
10.1 Torques for the retaining bolts
09.03.2018
Maintenance manual 3 302 746 en 10 - 1
GMK5200-1
10 Torques
10.1 Torques for the retaining bolts
Metric standard screw-thread
Metric fine thread
Guide values
Thread size
(mm)
Spanner wrench size (mm)
Torques (maximum permissible
pre-tensioning for bolts) for oiled bolts (Nm)
Bolt quality
Hexagon
head bolt
Cylinder
screw
8.8 10.9 12.9
M 8
M 8 x 1
13 6
23
24
32
34
36
41
M 10
M 10 x 1.25
17 8
44
47
62
66
75
79
M 12
M 12 x 1.5
19 10
78
81
110
113
130
135
M 14
M 14 x 1.5
22 12
120
135
170
189
210
225
M 16
M 16 x 1.5
24 14
165
203
190
284
320
342
M 18
M 18 x 1.5
27 14
260
293
365
414
435
495
M 20
M 20 x 1.5
30 17
370
414
520
576
620
693
M 22
M 22 x 1.5
32 17
500
549
700
774
840
945
M 24
M 24 x 1.5
36 19
640
702
900
990
1,080
1,170
M 30 46 22 1,300 1,800 2,160
M 33 50 24 2,700
M36 55 27 3,300
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