ABB IRB 660 Product Manual page 345

Dimension
M10
M12
M16
M20
M24
i
Water and air connectors
The following table specifies the recommended standard tightening torque for
water and air connectors when one or both connectors are made of brass.
Dimension
1/8
1/4
3/8
1/2
3/4
Product manual - IRB 660
3HAC025755-001 Revision: W
Tightening torque (Nm)
Class 10.9, lubricated
55
96
235
460
790
Lubricated with Molycote 1000, Gleitmo 603 or equivalent
Note
A special torque specified in the repair, maintenance or installation procedure
overrides the standard torque.
Tightening torque Nm -
Nominal
12
15
20
40
70
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7 Reference information
Tightening torque (Nm)
i
Class 12.9, lubricated
70
120
280
550
950
Tightening torque Nm -
Min.
8
10
15
30
55
7.4 Screw joints
Continued
i
Tightening torque Nm -
Max.
15
20
25
50
90
345