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Revision A
Table 6.8 O-Ring Boss (ORB) Hydraulic Fittings
–
Adjustable and Non-Adjustable
SAE Dash Size
Thread Size (in.)
Torque Value
3
Nm
lbf·ft (*lbf·in)
-2
5/16
–
24
10
–
11
*89
–
97
-3
3/8
–
24
18
–
20
*159
–
177
-4
7/16
–
20
29
–
32
21
–
24
-5
1/2
–
20
32
–
35
24
–
26
-6
9/16
–
18
40
–
44
30
–
32
-8
3/4
–
16
70
–
77
52
–
57
-10
7/8
–
14
115
–
127
85
–
94
-12
1 1/16
–
12
183
–
201
135
–
148
-14
1 3/16
–
12
237
–
261
175
–
193
-16
1 5/16
–
12
271
–
298
200
–
220
-20
1 5/8
–
12
339
–
373
250
–
275
-24
1 7/8
–
12
414
–
455
305
–
336
-32
2 1/2
–
12
509
–
560
375
–
413
6.4.4
O-Ring Boss Hydraulic Fittings
–
Non-Adjustable
The standard torque values for non-adjustable hydraulic fittings are provided. If a procedure specifies a different torque
value for the same type and size of fitting found in this topic, use the value specified in the procedure instead.
1004663
A
B
C
Figure 6.10: Hydraulic Fitting
1.
Inspect O-ring (A) and seat (B) for dirt or defects.
2.
Ensure that O-ring (A) is
NOT
on the threads. Adjust
O-ring (A) if necessary.
3.
Apply hydraulic system oil to the O-ring.
4.
Install fitting (C) into the port until the fitting is hand-tight.
5.
Torque fitting (C) according to values in Table
6.
Verify the final condition of the fitting.
Table 6.9 O-Ring Boss (ORB) Hydraulic Fittings
–
Adjustable and Non-Adjustable
SAE Dash Size
Thread Size (in.)
Torque Value
3
Nm
lbf·ft (*lbf·in)
-2
5/16
–
24
10
–
11
*89
–
97
-3
3/8
–
24
18
–
20
*159
–
177
-4
7/16
–
20
29
–
32
21
–
24
-5
1/2
–
20
32
–
35
24
–
26
3.
Torque values shown are based on lubricated connections as in reassembly.
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