1.12 Hardware—Specifications
Material Specification, Strength and Torque
Standard Hardware and Tightening Torques (Nm) Bolts/Studs: ISO 898-1, Nuts: ISO 898-
2
Grade 10.9
Grade 8.8
Grade 4.8
Maximum
Minimum
Maximum
Minimum
Maximum
Minimum
Thread Size
3.4
2.4
1.4
1.1
M4
6.7
4.9
2.7
2.2
M5
15.0
11.0
11.5
8.5
4.7
3.7
M6
35.0
25.0
28.0
20.0
M8
70.0
50.0
55.0
41.0
M10
125.0
95.0
92.0
68.0
M12
200
150
153
113
M14
310.0
230.0
230.0
170.0
M16
399.4
317.5
317.0
252.0
M18
541.8
434.7
430.0
345.0
M20
743.4
592.2
590.0
470.0
M22
945.0
756.0
750.0
600.0
M24
This torque chart is a recommendation and the converter is responsible for the optimal torque for a
specific joint.
Date of Publication: 02/2017
FORD
RANGER
2015