Kuka VisionTech 2.1

97 / 109Issued: 11.10.2013 Version: KST VisionTech 2.1 V1
18 Appendix
18 Appendix
18.1 Tightening torque
Tightening torque The following tightening torques are valid for screws and nuts where no other
specifications are given.
Tighten M5 domed cap nuts with a torque of 4.2 Nm.
Strength class
Screw size 8.8 10.9 12.9
M1.6 0.17 Nm 0.24 Nm 0.28 Nm
M2 0.35 Nm 0.48 Nm 0.56 Nm
M2.5 0.68 Nm 0.93 Nm 1.10 Nm
M3 1.2 Nm 1.6 Nm 2.0 Nm
M4 2.8 Nm 3.8 Nm 4.4 Nm
M5 5.6 Nm 7.5 Nm 9.0 Nm
M6 9.5 Nm 12.5 Nm 15.0 Nm
M8 23.0 Nm 31.0 Nm 36.0 Nm
M10 45.0 Nm 60.0 Nm 70.0 Nm
M12 78.0 Nm 104.0 Nm 125.0 Nm
M14 125.0 Nm 165.0 Nm 195.0 Nm
M16 195.0 Nm 250.0 Nm 305.0 Nm
M20 370.0 Nm 500.0 Nm 600.0 Nm
M24 640.0 Nm 860.0 Nm 1030.0 Nm
M30 1330.0 Nm 1700.0 Nm 2000.0 Nm