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7�6�7 Tightening torques for hydraulic ports
Observe the specifications in the standards or the manufacturer's specifications for
the threaded plugs, stud end, fittings, and threaded plugs at hydraulic ports. Also
note that the tightening torques may also depend on the permissible pressure and
temperature range and the application conditions.
Table 14: Recommended tightening torques for stud ends
Metric thread size
Tightening torque
M12 × 1.5
25+3 Nm
M14 × 1.5
45+5 Nm
M16 × 1.5
55+6 Nm
M18 × 1.5
70+7 Nm
M22 × 1.5
125+13 Nm
M27 × 2
180+20 Nm
M33 × 2
310+30 Nm
M42 × 2
450+45 Nm
Table 15: Recommended tightening torques for threaded plugs
Metric thread size
Tightening torque
M10 × 1
11+3.7 Nm
M12 × 1.5
16+5.3 Nm
M14 × 1.5
23.5+8 Nm
M16 × 1.5
29+10 Nm
M18 × 1.5
38+13 Nm
M20 × 1.5
46+15 Nm
M22 × 1.5
67+22 Nm
M24 × 1.5
86+29 Nm
M26 × 1.5
103+34 Nm
M27 × 2
103+34 Nm
M30 × 2
170+57 Nm
M33 × 2
200+67 Nm
M36 × 2
245+82 Nm
M38 × 2
245+82 Nm
M39 × 2
310+103 Nm
M42 × 2
380+127 Nm
Installation | Load-sensing control block SB11
RE 66177-B/2022-05-03, Bosch Rexroth AG
43/60
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