FOREWORD
STANDARD TIGHTENING TORQUE
WB140PS-2N WB150PS-2N
00-15
12
TABLE OF TIGHTENING TORQUES FOR O-RING BOSS PIPING JOINTS
00
★
Unless there are special instructions, tighten the O-ring boss piping joints to the torque below.
TABLE OF TIGHTENING TORQUES FOR O-RING BOSS PLUGS
00
★
Unless there are special instructions, tighten the O-ring boss plugs to the torque below.
TIGHTENING TORQUE TABLE FOR HOSES (TAPER SEAL TYPE AND FACE
SEAL TYPE)
00
★
Tighten the hoses (taper seal type and face seal type) to the following torque, unless otherwise specified.
★
Apply the following torque when the threads are coated (wet) with engine oil.
Norminal No.
Thread diameter
Width across flat
Tightening torque (Nm {lbf ft})
mm
mm
Range
Target
02
14
Varies depending on
type of connector.
35 - 63 {25.81 - 46.46}
44 {32.45}
03, 04
20
84 - 132 {61.95 - 97.35}
103 {75.96}
05, 06
24
128 - 186 {94.40 - 137.18}
157 {115.79}
10, 12
33
363 - 480 {267.73 - 354.02}
422 {311.25}
14
42
746 - 1010 {550.22 - 744.93}
883 {651.26}
Norminal No.
Thread diameter
Width across flat
Tightening torque (Nm {lbf lb})
mm
mm
Range
Target
08
08
14
5.88 - 8.82 {4.33 - 6.50}
7.35 {5.42}
10
10
17
9.8 - 12.74 {7.22 - 9.39}
11.27 {8.31}
12
12
19
14.7 - 19.6 {10.84 - 14.45}
17.64 {13.01}
14
14
22
19.6 - 24.5 {14.45 - 18.07}
22.54 {16.62}
16
16
24
24.5 - 34.3 {18.07 - 25.29}
29.4 {21.68}
18
18
27
34.3 - 44.1 {25.29 - 32.52}
39.2 {28.91}
20
20
30
44.1 - 53.9 {32.52 - 39.75}
49.0 {36.14}
24
24
32
58.8 - 78.4 {43.36 - 57.82}
68.6 {50.59}
30
30
32
93.1 - 122.5 {68.66 - 90.35}
107.8 {79.50}
33
33
_
107.8 - 147.0 {79.50 - 108.42}
124.4 {91.75}
36
36
36
127.4 - 176.4 {93.96 - 130.10}
151.9 {112.03}
42
42
_
181.3 - 240.1 {133.72 - 177.08}
210.7 {155.40}
52
52
_
274.4 - 367.5 {202.38 - 271.05}
323.4 {238.52}
Nominal
size of hose
Width
across flats
Tightening torque (Nm {lbf ft})
Taper seal
type
Face seal type
Range
Target
Thread size
(mm)
Nominal thread
size - Threads per
inch, Thread series
Root diameter (mm)
(Reference)
02
19
34 - 54 {25.0 - 39.8}
44 {32.4}
-
9/16 - 18UN
14.3
34 - 63 {25.0 - 46.4}
44 {32.4}
14
-
-
03
22
54 - 93 {39.8 - 68.5}
74 {54.5}
-
11/16 -16UN
17.5
24
59 - 98 {43.5 - 72.2}
78 57.5}
18
-
-
04
27
84 - 132 {61.9 - 97.3}
103 {75.9}
22
13/16 - 16UN
20.6
05
32
128 - 186 {94.4 - 137.1} 157 {115.7}
24
1 - 14UNS
25.4
06
36
177 - 245 {130.5 - 180.7} 216 {159.3}
30
1 3/16 - 12UN
30.2
(10)
41
177 - 245 {130.5 - 180.7} 216 {159.3}
33
-
-
(12)
46
197 - 294 {145.3 - 216.8} 245 {180.7}
36
-
-
(14)
55
246 - 343 {181.4 - 252.9} 294 {216.8}
42
-
-
