21
Torque Settings
Use only where no torque setting is specified in the text. Values are for dry threads and may be within three per cent of the
figures stated. For lubricated threads the values should be REDUCED by one third.
UNF Grade 'S' Bolts
Bolt Size
in
(mm)
1
/
(6.3)
4
5
/
(7.9)
16
3
/
(9.5)
8
7
/
(11.1)
16
1
/
(12.7)
2
9
/
(14.3)
16
5
/
(15.9)
8
3
/
(19.0)
4
7
/
(22.2)
8
1
(25.4)
1
1
/
(31.7)
4
1
1
/
(38.1)
2
Metric Grade 8.8 Bolts
Bolt Size
(mm)
M5
(5)
M6
(6)
M8
(8)
M10
(10)
M12
(12)
M16
(16)
M20
(20)
M24
(24)
M30
(30)
M36
(36)
Rivet Nut Bolts/Screws
Bolt Size
(mm)
M3
(3)
M4
(4)
M5
(5)
M6
(6)
M8
(8)
M10
(10)
M12
(12)
Note: All bolts used on JCB machines are high tensile and must not be replaced by bolts of a lesser tensile specification.
All manuals and user guides at all-guides.com
SERVICE
Hexagon (A/F)
in
Nm
7
/
14
16
1
/
28
2
9
/
49
16
5
/
78
8
3
/
117
4
13
/
170
16
15
/
238
16
1
1
/
407
8
5
1
/
650
16
1
1
/
970
2
1
7
/
1940
8
1
2
/
3390
4
Hexagon (A/F)
mm
Nm
8
7
10
12
13
28
17
56
19
98
24
244
30
476
36
822
46
1633
55
2854
Torque Settings (for steel rivet nuts)
Nm
1.2
3.0
6.0
10.0
24.0
48.0
82.0
A1461-1
Torque Settings
kgf m
lbf ft
1.4
10
2.8
20
5.0
36
8.0
58
12.0
87
17.3
125
24.3
175
41.5
300
66.3
480
99.0
715
198.0
1430
345.0
2500
Torque Settings
kgf m
lbf ft
0.7
5
1.2
9
3.0
21
5.7
42
10
72
25
180
48
352
84
607
166
1205
291
2105
kgf m
lbf ft
0.12
0.9
0.3
2.0
0.6
4.5
1.0
7.5
2.5
18.0
4.9
35.5
8.4
60.5
21