Safety
7
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 = anticlockwise.
•
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
M 6
9.9 Nm (7.3 ft.lbs)
14 Nm (10.3 ft.lbs)
17 Nm (12.5 ft.lbs)
M 8
24 Nm (17.7 ft.lbs)
34 Nm (25 ft.lbs)
41 Nm (30.3 ft.lbs)
M 10
48 Nm (35.4 ft.lbs)
68 Nm (50.2 ft.lbs)
81 Nm (59.8 ft.lbs)
M 12
85 Nm (62.7 ft.lbs)
120 Nm (88.6 ft.lbs)
145 Nm (104 ft.lbs)
M 14
135 Nm (99.6 ft.lbs)
190 Nm (140 ft.lbs)
230 Nm (166 ft.lbs)
M 16
210 Nm (155 ft.lbs)
290 Nm (214 ft.lbs)
350 Nm (258 ft.lbs)
M 20
410 Nm (302 ft.lbs)
580 Nm (428 ft.lbs)
690 Nm (509 ft.lbs)
Front
Left
Right
Rear
Top
Bottom
Rotary direction right