TIGHTENING TORQUES
182
WEAM009500
4.5.2 STANDARD TIGHTENING TORQUES
FOR HOSES WITH ORFS
If not specified otherwise, tighten the nuts of the hoses applying
the torque specified in the table.
If it is necessary to replace a hose, always use Komatsu original
spare parts having the same size of the part to be replaced.
a
Nm (Newton metre): 1 Nm = 0.102 kgm
RKA12600
a
Thread diameter
(a)
Wrench size
(mm)
TIGHTENING TORQUE
kgm
Nm
9/16” - 18
11/16” - 16
13/16” - 16
1” - 14
1.3/16” - 12
1.7/16” - 12
1.11/16” - 12
2” - 12
17
22
24
30
36
41
50
57
2,3 - 2,5
3,4 - 3,9
5,2 - 5,8
8,2 - 9,2
12,2 - 13,3
15,3 - 17,3
18,4 - 20,4
20,4 - 24,4
23 - 25
33 - 38
51 - 57
80 - 90
120 - 130
150 - 170
180 - 200
200 - 240
Summary of Contents for PC26MR-3
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Page 19: ...SAFETY AND ACCIDENT PREVENTION 17 ...
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Page 63: ...THE MACHINE AND ITS OPERATIONS 61 ...
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Page 171: ...MAINTENANCE 169 ...
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Page 227: ...TECHNICAL SPECIFICATIONS 225 ...
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Page 235: ...AUTHORISED EQUIPMENT 233 ...
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Page 252: ... 2008 KOMATSU UTILITY EUROPE S p A All Rights Reserved Printed in Europe 01 2008 ...