Appendix
Standard tightening torques
Tab. 59: Hollow screw DIN 7643, Hexagon head screw DIN 910, Internal drive screw DIN 908
Information
Tolerances of the indicated tightening torques: 10%.
Always lubricate the thread before tightening these parts (engine oil).
Thread Tightening torque Thread Tightening torque Thread Tightening torque
M 6 x 1 7 Nm
5 ft-lb
M 24 x 1.5 68 Nm
50 ft-lb
M 42 x 2 240 Nm
177 ft-lb
M 8 x 1 7.5 Nm
6 ft-lb
M 26 x 1.5 75 Nm
55 ft-lb
M 45 x 1.5 270 Nm
199 ft-lb
M 8 x 1.5 7.5 Nm
6 ft-lb
M 27 x 2 87 Nm
64 ft-lb
M 45 x 2 270 Nm
199 ft-lb
M 10 x 1 15 Nm
11 ft-lb
M 30 x 1.5 115 Nm
85 ft-lb
M 48 x 1.5 300 Nm
221 ft-lb
M 10 x 1.25 15 Nm
11 ft-lb
M 30 x 2 115 Nm
85 ft-lb
M 48 x 2 300 Nm
221 ft-lb
M 12 x 1.5 20 Nm
15 ft-lb
M 33 x 2 120 Nm
89 ft-lb
M 52 x 1.5 380 Nm
280 ft-lb
M 14 x 1.5 30 Nm
22 ft-lb
M 36 x 1.5 155 Nm
114 ft-lb
M 52 x 2 380 Nm
280 ft-lb
M 16 x 1.5 40 Nm
30 ft-lb
M 36 x 2 155 Nm
114 ft-lb
M 56 x 2 430 Nm
317 ft-lb
M 18 x 1.5 40 Nm
30 ft-lb
M 38 x 1.5 171 Nm
126 ft-lb
M 60 x 2 510 Nm
376 ft-lb
M 20 x 1.5 47 Nm
35 ft-lb
M 39 x 2 215 Nm
159 ft-lb
M 64 x 2 570 Nm
420 ft-lb
M 22 x 1.5 70 Nm
52 ft-lb
M 42 x 1.5 240 Nm
177 ft-lb
M 65 x 2 620 Nm
457 ft-lb
Tab. 60: Tightening torques for screws according to DIN 7643, DIN 910, DIN 908
KD62V12 33525088601_8_1 EN_US
2022-09
© 2022 by Kohler Co. All rights reserved.
273