
GENERAL TORQUE TIGHTENING CHART
UNLESS
OTHERWISE
INDICATED
Grade
6T
6mm
bolt/nut
8mm
bolt/nut
10mm
bolt/nut
12mm
bolt/nut
14mm
bolt/nut
Grade
8T
and
8.8
6mm
bolt/nut
8mm
bolt/nut
10mm
bolt/nut
12mm
bolt/nut
14mm
bolt/nut
Grade
5
capscrew
1/4
UNC
1/4
UNF
5/16
UNC
5/16
UNF
3/8
UNe
3/8
UNF
7/16
UNe
7/16
UNF
1/2
UNe
1/2
UNF
Westerbeke Diesel
Engines
62
0.7
-
1.0
1.6
-
2.3
3.2
-
4.7
5.6
-
8.2
7.7
-10.5
.8
-
1.2
1.8
-
2.7
3.7
-
5.5
6.4
-
9.5
10.4
-14.0
1.2
-
1.5
1.5
-
1.8
2.5
-
2.8
2.9
-
3.2
3.7
-
4.6
4.1
-
4.8
6.1
-
6.8
6.9
-
7.6
9.4
-10.1
10.1
-11.1
1b-ft.
5
-
7
12
-
17
23
-
24
41
-
59
56
-
76
6
-
9
13
-
20
27
-
40
46
-
69
75
-101
9
-
11
11-
13
18
-
20
21
-
23
28
-
33
30
-
35
44
-
49
50
-
55
68
-
73
73
-
80
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