CHAPTER 20
PAGE 7
PAGE DATE: 7. July 2010
MAINTENANCE MANUAL EXTRA 300LT
20-10-03 Torque Values
Nuts, except of counter nuts are mainly stop nuts according
to LN 9348 or selflocking nuts according to AN 365
(MS 21044).
a) Standard torque values allowed for nuts according to DIN
and LN must be adhered to as follows:
b) Standard torque values allowed for nuts according to MS
must be adhered to as follows:
I M P O R T A N T On all bolt connections, the specified torque and lock-
ing method must be observed. Do not reuse stop nuts if
they can be run up finger tight!
Inch thread size
Torque value (Nm)
(in.lbs)
1/4 -28
3,5-4,5 30-40
5/16 -24
6,7-9,5 60-85
3/8 -24
10,7-12,5 95-110
7/16 -20
30,5-33,9 270-300
1/2 -20
32,8-46,3 290-410
9/16 -18
88,1-67,8 480-600
Metric thread size
Torque value
(Nm) (in.lbs)
M4
1,8 16
M5
3.9-4.3 35-38
M6
6.2-6.8 55-60
M8
15.2-16.8 144-148
M10
29.5-32.5 261-287
M12x1.5
51-57 452-504