Tightening torques
The value for the tightening torque [1] of the clamping screw is punched into the clamping hub from above.
Information on the screw sizes and tightening torques can be found in the table below:
Quality of clamping hub bolt = strength class 12.9 | ||||
---|---|---|---|---|
Clamping hub diameter [mm] | Clamping screw H | Width across flats [mm] | Tightening torque [Nm] | Maximum axial force [N] |
8 | M3 | 2.5 | 2 | 70 |
9 | M3 | 2.5 | 2 | 70 |
11 | M4 | 3 | 4.1 | 70 |
14 | M5 | 4 | 9.5 | 70 |
16 | M6 | 5 | 14 | 150 |
19 | M6 | 5 | 14 | 150 |
24 | M8 | 6 | 35 | 220 |
28 | M6 | 5 | 14 | 220 |
32 | M10 | 8 | 79 | 300 |
38 | M10 | 8 | 79 | 300 |