Operator`s manual
TABLE
OF
STANDARD
HARDWARE
TIGHTENING
TORQUES
Unless stated otherwise
for
a specific assembly. use
the
following
torque
values
when
tightening standard
hardware.
Pitch
Ib-ft
kg-m
Grnde
4T
6mm
bolt
head/nut
1
2.9 -
5.1
0.4-
0.7
Bmm
bolt
head/nut
1.25
7.2-
11.6
1.0 - 1.6
10mm
bolt
head/nut
1.25
13.7 - .22.4
1.9 -
3.1
10mm
bolt
head/nut
1.5
13.0 - 21.7
1.8 -
3.0
12mm
boll
head/nut
1.25 (ISO)
25.3 - 39.8
3.5 - 5.5
12mm
bolt
head/nut
1.5
25.3 - 39.8
3.5 - 5.5
12mm
bolt
head/nut
1.75
21.7 - 36.2
3.0 - 5.0
13mm
bolt
head/nut
1.5
32.5 -
50.6
4.5 - 7.0
14mm
bolt
head/nut
1.5
36.2 - 57.9
5.0 - 8.0
14mm
bolt
head/nut
2
34.0 - 55.7
4.7 - 7.7
16mm
bolt
head/nut
1.5
54.2 - 79.6
7.5-11.0
16mm
bolt
head/nut
2
51.4-76.7
7.1
-10.6
Grade6T
6mm
bolt
head/nut
1
4.3 -
6.5
0.6 - 0.9
8mm
bolt
head/nut
1.25
10.8 - 15.9
1.5 - 2.2
10mm
bolt
head/nut
1.25
21.7 - 32.5
3.0 - 4.5
10mm
bolt
head/nut
1.5
19.5 - 30.4
2.7 - 4.2
12mm
bolt
head/nut
1.25 (ISO)
36.2 - 57.9
5.0 - 8.0
12mm
bolt
head/nut
1.5
36.2 - 50.6
5.0 - 7.0
12mm
bolt
head/nut
1.75
34.7 - 49.2
4.8 - 6.8
Grade 7T aT a[]d !l.!l
Smm
bolt
head/nut
5.8 - 8.7
0.8 - 1.2
Bmm
bolt
head/nut
1.25
14.5-
21.7
2.0 - 3.0
lOmm
bolt
head/nut
1.25
28.9 - 39.8
4.0 - 5.5
1 Dmm
bolt
head/nut
1.5
26.8 -
37.S
3.7 - 5.2
12mm
bolt
head/nut
1.25 (ISO)
54.2 - 75.9
7.5-10.5
12mm
bolt
head/nut
1.5
50.6 - 65.1
7.0 - 9.0
12mm
bolt
head/nut
1.75
43.4 - 61.5
6.0 - 8.5
13mm
bolt
head/nut
1.5
.57.9
- 86.8
8.0 -12.0
14mm
bolt
head/nut
1.5
72.3 -108.5
10.0 -15.0
14mm
bolt
head/nut
2
68.7 -101.3
9.5 - 14.0
16mm
bolt
head/nut
1.5
108.5 - 166.4
15.0 - 23.0
16mm
bolt
head/nut
2
101.3 - 159.1
14.0 - 22.0
Grade
(;
QapSQ[9W
1/4
UNC
9 -
11
1.2 - 1.5
1/4
UNF
11
-
13
1.5-
1.8
5/16
UNC
18
- 20
2.5 - 2.8
5/16
UNF
21
- 23
2.9 - 3.2
3/8
UNC
28 - 33
3.7 - 4.6
3/8
UNF
30 - 35
4.1
- 4.8
7/16
UNC
44
- 49
6.1
- 6.8
7/16
UNF
50 - 55
6.9 - 7.6
1/2
UNC
68
- 73
9.4-10.1
1/2
UNF
73 -
80 10.1-11.1
93
Westerbeke
Diesel
Engines