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1-10
Metric Hardware Torque Charts
Specifications
CSR-20 & CSR-40, September 1999
Metric Hardware Torque Charts
Bolt Size
Bolt Type
M6
M8
M10
M12
and Class*
N.m (Ft.-lb.)
N.m (Ft.-lb.)
N.m (Ft.-lb.)
N.m (Ft.-lb.)
HH – CL 5.8
6-9 (4-7)
12-16 (9-12)
27-34 (20-25)
48-61 (35-40)
HH – CL 8.8
10-13 (7-10)
20-27 (15-20)
41-47 (30-35)
75-88 (55-65)
HH – CL 10.9
14-17 (10-13)
27-34 (20-25)
54-68 (40-50)
102-122 (75-90)
HH – CL 12.9
17-21 (12-16)
41-47 (30-35)
68-81 (50-60)
122-149 (90-110)
HH – SS (2)
10-13 (7-10)
20-27 (15-20)
41-47 (30-35)
75-88 (55-65)
Bolt Size
Bolt Type
M14
M16
M18
M22
and Class*
N.m (Ft.-lb.)
N.m (Ft.-lb.)
N.m (Ft.-lb.)
N.m (Ft.-lb.)
HH – CL 5.8
75-88 (55-65)
115-135 (85-100)
177-216 (130-160)
339-406 (250-300)
HH – CL 8.8
115-135 (85-100)
177-216 (130-160)
271-339 (200-250)
475-610 (350-450)
HH – CL 10.9
136-176 (100-130)
224-298 (180-220)
393-474 (290-350)
678- 813 (500-600)
HH – CL 12.9
177-216 (130-160)
285-352 (210-260)
448-542 (330-400)
881-1016 (650-750)
HH – SS (2)
115-135 (85-100)
177-216 (130-160)
271-339 (200-250)
475-610 (350-450)
*HH = Hex Head, CL = Class.