1 - GENERAL INSTRUCTIONS
12
TORQUE SPECIFICATIONS
FASTENING HARDWARE
Inspection and re-tightening
1. Regularly check that hardware is not loose.
2. Use torque limiting wrenches to tighten screws and
nuts.
Screws with metric threads
NOTE: Lock nuts may be used a maximum of three
times when approved.
Screw
size
Torque
For screws
5.8 (5 S)
For screws
8.8 (8 G)
For screws
10.9 (10 K)
Nm lb-ft Nm lb-ft Nm lb-ft
M4213243
M5436486
M6 7 5 10 7 14 10
M8 16 12 22.5 17 32.5 24
M1031.52344326246
M12 53 39 75 55 105 77
M14 79 58 118 87 165 122
M16 113 83 165 122 226 167
M18 172 127 245 181 343 253
M20 226 167 314 232 441 325
M22 284 209 392 289 559 412
M24 392 289 549 405 755 557
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