SERVICE
21
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
Hexagon (A/F)
Torque Settings
in
(mm)
in
Nm
kgf m
lbf ft
1
/
4
(6.3)
7
/
16
14
1.4
10
5
/
16
(7.9)
1
/
2
28
2.8
20
3
/
8
(9.5)
9
/
16
49
5.0
36
7
/
16
(11.1)
5
/
8
78
8.0
58
1
/
2
(12.7)
3
/
4
117
12.0
87
9
/
16
(14.3)
13
/
16
170
17.3
125
5
/
8
(15.9)
15
/
16
238
24.3
175
3
/
4
(19.0)
1
1
/
8
407
41.5
300
7
/
8
(22.2)
1
5
/
16
650
66.3
480
1
(25.4)
1
1
/
2
970
99.0
715
1
1
/
4
(31.7)
1
7
/
8
1940
198.0
1430
1
1
/
2
(38.1)
2
1
/
4
3390
345.0
2500
Metric Grade 8.8 Bolts
Bolt Size
Hexagon (A/F)
Torque Settings
(mm)
mm
Nm
kgf m
lbf ft
M5
(5)
8
7
0.7
5
M6
(6)
10
12
1.2
9
M8
(8)
13
28
3.0
21
M10
(10)
17
56
5.7
42
M12
(12)
19
98
10
72
M16
(16)
24
244
25
180
M20
(20)
30
476
48
352
M24
(24)
36
822
84
607
M30
(30)
46
1633
166
1205
M36
(36)
55
2854
291
2105
Rivet Nut Bolts/Screws
Bolt Size
Torque Settings (for steel rivet nuts)
(mm)
Nm
kgf m
lbf ft
M3
(3)
1.2
0.12
0.9
M4
(4)
3.0
0.3
2.0
M5
(5)
6.0
0.6
4.5
M6
(6)
10.0
1.0
7.5
M8
(8)
24.0
2.5
18.0
M10
(10)
48.0
4.9
35.5
M12
(12)
82.0
8.4
60.5
Note
: All bolts used on JCB machines are high tensile and must not be replaced by bolts of a lesser tensile specification.
A1461-1
Summary of Contents for XR Series
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Page 10: ...SAFETY 5 5 Decals cont d A1461 1...
Page 24: ...SERVICE 19 19 A1461 1 C021980 15 14 8 13 17 9 10 12 6 6 16 7 11 2 3 4 1 0882_1...
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Page 48: ...MAINTENANCE 19F 19F A1461 1 C021980 15 14 8 13 17 9 10 12 6 6 16 7 11 2 3 4 1 0882_1...
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Page 71: ...SERVICE 19G 19G A1461 1 C021980 15 14 8 13 17 9 10 12 6 6 16 7 11 2 3 4 1 0882_1...
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Page 95: ...SERVIZIO 19L 19L A1461 1 C021980 15 14 8 13 17 9 10 12 6 6 16 7 11 2 3 4 1 0882_1...
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