6o-ring face seal (orfs) hydraulic fittings, O-ring face seal (orfs) hydraulic fittings – MacDon R85 Rotary Disc 13 Foot Self-Propelled Windrower Header User Manual
Page 107
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Table 7.11 O-Ring Boss (ORB) Hydraulic Fittings (Adjustable)
Torque Value
2
Flats From Finger Tight (FFFT)
3
SAE No.
Thread
Size (in.)
Nut Size Across
Flats (in.)
ft·lbf
N·m
Flats
Turns
3
3/8
1/2
6
8
2
1/3
4
7/16
9/16
9
12
2
1/3
5
1/2
5/8
12
16
2
1/3
6
9/16
11/16
18
24
2
1/3
8
3/4
7/8
34
46
2
1/3
10
7/8
1
46
62
1-1/2
1/4
12
1-1/16
1-1/4
75
102
1
1/6
16
1-5/16
1-1/2
105
142
3/4
1/8
20
1-5/8
1-7/8
140
190
3/4
1/8
24
1-7/8
2-1/8
160
217
1/2
1/12
7.2.6
O-Ring Face Seal (ORFS) Hydraulic Fittings
1. Check components to ensure that the sealing surfaces
and fitting threads are free of burrs, nicks, and
scratches or any foreign material.
Figure 7.7
2.
Torque values shown are based on lubricated connections as in reassembly.
3.
Always default to the torque value for evaluation of adequate torque.
169455
99
Rev. E
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