GENERAL INFORMATION / Tightening
W1-2-3
TORQUE CHART
CAUTION: Use tools appropriate for the
work to be done. Makeshift tools and parts
create safety hazards. If an incorrect tool is
used, the tool may slip or come off or break,
resulting in personal injury.
Bolt Types
When tightening bolts and nuts, use the specified
torque. Bolts are classified according to materials and
applications. Be sure to use the correct bolts and nuts,
and tighten them to specification.
SA-040
W105-01-01-007
Specified Tightening Torque Chart
T Bolt, Socket bolt
H Bolt
M Bolt
Bolt
Dia.
Wrench
Size
Hexagon
Wrench
Size
N
⋅
m
kgf
⋅
m
lbf
⋅
ft
N
⋅
m
kgf
⋅
m
lbf
⋅
ft
N
⋅
m
kgf
⋅
m
lbf
⋅
ft
M 8
13
6
29.5
3
22
19.5
2
14.5
9.8
1
7.2
M 10
17
8
64
6.5
47
49
5
36
19.5
2
14.5
M 12
19
10
108
11
80
88
9
65
34
3.5
25.5
M 14
22
12
175
18
130
137
14
101
54
5.5
40
M 16
24
14
265
27
195
205
21
152
78
8
58
M 18
27
14
390
40
290
295
30
220
118
12
87
M 20
30
17
540
55
400
390
40
290
167
17
123
M 22
32
17
740
75
540
540
55
400
215
22
159
M 24
36
19
930
95
690
690
70
505
275
28
205
M 27
41
19
1370
140
1010
1030
105
760
390
40
290
M 30
46
22
1910
195
1410
1420
145
1050
540
55
400
M 33
50
24
2550
260
1880
1910
195
1410
740
75
540
M 36
55
27
3140
320
2310
2400
245
1770
930
95
690
Socket Bolt
Hexagon M Bolt
Hexagon H Bolt
Hexagon T Bolt