Maeda MC405C-3 - Hose Connector Tightening Torque

Mini-Crawler Crane M A E D A Section 5 – SPECIAL TOOLS AND STANDARD TIGHTENING TORQUE
1/2019 MC405C-3 5-17
Hose Connector Tightening Torque
Unless otherwise indicated, tighten hose
connectors using the torque values shown in the
following table:
Determine the appropriate tightening torque
based on the hose connector width across flats
(a).
Fig. 5-22
Hose No.
Width Across Flat
(Mark “a”)
Target value Tolerance
-
mm
N▪m
kgf▪m
N▪m
kgf▪m
02
19
44
4.5
35-54
3.5-5.5
03
22
74
7.5
54-93
5.5-9.5
24
78
8.0
59-98
6.0-10.0
04
27
103
10.5
84-132
8.5-13.5
05
32
157
16.0
128-186
13.0-19.0
06
36
216
22.0
177-245
18.0-25.0