Safety
8
Screw and bolt
tightening torques
Note the tightening torques that are shown in the table or specified in
the text. The torque specifications refer to a dry coefficient of friction
(0.12).
Direction
information
Direction information (right, left, front, rear) is given in relation to the
direction of travel. Rotary direction is defined as follows:
•
Rotary direction right = clockwise.
•
Rotary direction left = counterclockwise.
•
Rotation about a vertical axis, viewed from top to bottom.
•
Rotation about a horizontal axis, viewed at right angles to the
direction of travel, from left to right.
•
The rotation of screws and nuts, etc. is always viewed from the
operating side.
8.8
10.9
12.9
M6
9.9 Nm (7.3 ft.lbs)
14 Nm (10.3 ft.lbs)
17 Nm (12.5 ft.lbs)
M8
24 Nm (17.7 ft.lbs)
34 Nm (25 ft.lbs)
41 Nm (30.3 ft.lbs)
M10
48 Nm (35.4 ft.lbs)
68 Nm (50.2 ft.lbs)
81 Nm (59.8 ft.lbs)
M12
85 Nm (62.7 ft.lbs)
120 Nm (88.6 ft.lbs)
145 Nm (104 ft.lbs)
M14
135 Nm (99.6 ft.lbs)
190 Nm (140 ft.lbs)
230 Nm (166 ft.lbs)
M16
210 Nm (155 ft.lbs)
290 Nm (214 ft.lbs)
350 Nm (258 ft.lbs)
M20
410 Nm (302 ft.lbs)
580 Nm (428 ft.lbs)
690 Nm (509 ft.lbs)
