Komatsu WA600-8 Operation & Maintenance Manual page 377

MAINTENANCE
Taper seal
Width
Outside di-
acros
ameter of
s flats
hose "a"
"b"
(mm)
(mm)
14 19
18 24
22 27 103
24 32 157
30 36 216
33 41 216
36 46 245
42 55 294
Face seal
Width
across
Nominal - No. of
flats
threads "a"
"b"
(mm)
9
/ -18UN 19
16
11
22
/ -16UN
16
13
27
/ -16UN
16
1-14UNS 32
3
1 / -12UN 36
16
Target value
Nm kgm
44 4.5
78 8.0
10.5
16.0
22.0
22.0
25.0
30.0
Target value
Nm
44
74
103
157
216
STANDARD TIGHTENING TORQUE FOR BOLTS AND NUTS
Tightening torque
Allowable range
Nm
34 to 63
59 to 98
84 to 132
128 to 186
177 to 245
177 to 245
197 to 294
246 to 343
Tightening torque
kgm Nm
4.5 34 to 54
7.5 54 to 93
10.5 84 to 132
16.0 128 to 186
22.0 177 to 245
kgm
3.5 to 6.5
6.0 to 10.0
8.5 to 13.5
13.0 to 19.0
18.0 to 25.0
18.0 to 25.0
20.0 to 30.0
25.0 to 35.0
Allowable range
kgm
3.5 to 5.5
5.5 to 9.5
8.5 to 13.5
13.0 to 19.0
18.0 to 25.0
4-11