Komatsu PC200-8M0 Shop Manual page 54

SEN06112-00
Table of tightening torque for hose (taper seal type and face seal type)
a Unless otherwise specified, tighten the hose fittings (taper seal type and face seal type) to the torque
shown in the following table.
a The table is applied to the threads coated with engine oil (wet threads)
Width
Nominal
across
No. of
flats
hose
(mm)
02 19
22
03
24
04 27 84 to 132 { 8.5 to 13.5}
05 32 128 to 186 {13.0 to 19.0} 157 {16.0}
06 36 177 to 245 {18.0 to 25.0} 216 {22.0}
(10) 41 177 to 245 {18.0 to 25.0} 216 {22.0}
(12) 46 197 to 294 {20.0 to 30.0} 245 {25.0}
(14) 55 246 to 343 {25.0 to 35.0} 294 {30.0}
Table of tightening torque for face seal joints
a The tightening torque table below applies to the seal joint (sleeve nut type)
a The table is applied to the threads coated with engine oil (wet threads).
Outer Width
diameter across
of pipe flats
(mm) (mm)
8 19
10 22
12 24 {27}
15 {16} 30 {32}
22 {20} 36
Reference: The face seal joint of the dimension in ( ) is also used, depending on the specification.
38
00-200
Tightening torque (Nm {kgm})
Range
34 to 54 { 3.5 to 5.5}
34 to 63 { 3.5 to 6.5}
54 to 93 { 5.5 to 9.5}
59 to 98 { 6.0 to 10.0}
Tightening torque (Nm {kgm})
Range
14 to 16 {1.4 to 1.6}
24 to 27 {2.4 to 2.7}
43 to 47 {4.4 to 4.8}
60 to 68 {6.1 to 6.8}
90 to 95 {9.2 to 9.7}
200 Foreword and general information
Taper seal
Thread size
Target
(mm)
44 { 4.5} –
44 { 4.5} 14
74 { 7.5} –
78 { 8.0} 18
103 {10.5} 22
24
30
33
36
42
Nominal No. –
Target threads per inch,
type of thread
15 {1.5} 9/16-18UN
25.5 {2.6} 11/16-16UN
45 {4.6} 13/16-16UN
64 {6.5} 1-14UN
92.5 {9.4} 1-3/16-12UN
Standard tightening torque table
Face seal
Nominal No. –
Thread root
threads per
diameter
inch, type of
(reference)
thread
9/16-18UN
–
11/16-16UN
–
13/16-16UN
1-14UNS
1-3/16-12UN
–
–
–
Face seal
Thread root
diameter
(Reference)
14.3
17.5
20.6
25.4
30.2
PC200, 200LC, 220, 220LC-8M0
14.3
–
17.5
–
20.6
25.4
30.2
–
–
–