MAC215986
518
Revision A
7.1.2
Metric Bolt Specifications
–
Cast Aluminum
Specifications are provided for the appropriate final torque values for various sizes of metric bolts in cast aluminum.
NOTE:
The torque values provided in the following metric bolt torque tables apply to hardware installed dry; that is, hardware
with no grease, oil, or threadlocker on the threads or heads. Do
NOT
add grease, oil, or threadlocker to bolts or cap screws
unless you are directed to do so in this manual.
10013701001370
A
Figure 7.5: Bolt Grades
Table 7.5 Metric Bolt Bolting into Cast Aluminum
Nominal
Size (A)
Bolt Torque
8.8
(Cast Aluminum)
10.9
(Cast Aluminum)
Nm
lbf·ft
Nm
lbf·ft
M3
–
–
–
1
M4
–
–
4
2.6
M5
–
–
8
5.5
M6
9
6
12
9
M8
20
14
28
20
M10
40
28
55
40
M12
70
52
100
73
M14
–
–
–
–
M16
–
–
–
–
