8-11
Tightening torque
(2)
Part name
Bolt size
Torque
Wrench size
kgf
余
m
lbf
余
ft
in
mm
Hexagon socket head bolt
(material : SCM435)
M 5
0.7
5.1
0.16
4
M 6
1.2
8.7
0.20
5
M 8
3.0
21.7
0.24
6
M10
5.8
42.0
0.31
8
M12
10.0
72.3
0.39
10
M14
16.0
116
0.47
12
M16
24.0
174
0.55
14
M18
34.0
246
0.55
14
M20
44.0
318
0.67
17
PT plug (material : S45C)
侍 #
Wind a seal tape 1 1/2 to 2
turns round the plug
PT1/16
0.7
5.1
0.16
4
PT 1/8
1.05
7.59
0.20
5
PT 1/4
1.75
12.7
0.24
6
PT 3/8
3.5
25.3
0.31
8
PT 1/2
5.0
36.2
0.39
10
PF plug (material : S45C)
PF 1/4
3.0
21.7
0.24
6
PF 1/2
10.0
72.3
0.39
10
PF 3/4
15.0
109
0.55
14
PF 1
19.0
137
0.67
17
PF 1 1/4
27.0
195
0.67
17
PF 1 1/2
28.0
203
0.67
17
