Rauch MDS 8.2 - Page 147

Metric thread with standard pitch
Thread Class
Tightening torque Max. assembly
pre-load
(µ
min
=0.12)
N
Nm lbf-ft (lbf-in)
M27
(X3)
8.8 1050 774.4 246000
10.9 1496 1013.3 351000
12.9 1750 1290.7 410000
M30
(X3.5)
8.8 1428 1053.2 300000
10.9 2033 1499.4 427000
12.9 2380 1755.4 499000
M36
(X4)
8.8 2482 1830.6 438000
10.9 3535 2607.3 623000
12.9 4136 3050.5 729000
Metric thread with fine pitch
Thread Class
Tightening torque Max. assembly
pre-load
(µ
min
=0.12)
N
Nm lbf-ft (lbf-in)
M8X1
8.8 26.1 19.2 20200
10.9 38.3 28.2 29700
12.9 44.9 33.1 34700
M10X1.25
8.8 51 37.6 31600
10.9 75 55.3 46400
12.9 87 64.2 54300
M12X1.25
8.8 90 66.4 48000
10.9 133 98 70500
12.9 155 114.3 82500
M12X1.5
8.8 87 64.2 45500
10.9 128 94.4 66800
12.9 150 110.6 78200
14. Appendix
MDS 8.2/14.2/18.2/20.2 5902916
147