NOTICE
▶ The shrink disc is mounted correctly and fixed when the faces of the outer ring and the inner ring are
aligned. Minimum misalignments are permissible.
3
4
A
3
Outer ring
4
Inner ring
[A]
Free of grease
NOTICE
▶ If a different tightening torque is indicated on the shrink disc, this tightening torque has priority over the
value indicated in the table.
Tightening torques of clamping screws
g860 gearbox
Thread
Wrench size
Tightening torque
-B45
mm
M6
mm
10
Nm
12
Mechanical installation
-B70
-B140
M6
M8
10
13
12
30
Mounting
-B320
M8
13
30
19