O-Ring Face Seal (Orfs) Hydraulic Fittings - MacDon R85 Operator's Manual

Table 7.11 O-Ring Boss (ORB) Hydraulic Fittings (Adjustable)
Thread
SAE No.
Size (in.)
3
3/8
4 7/16
5 1/2
6 9/16
8 3/4
10 7/8
12
1-1/16
16 1-5/16
20 1-5/8
24 1-7/8

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.
2. Torque values shown are based on lubricated connections as in reassembly.
3. Always default to the torque value for evaluation of adequate torque.
169457
MAINTENANCE AND SERVICING
Nut Size Across
Flats (in.)
1/2
9/16
5/8
11/16
7/8
1
1-1/4
1-1/2
1-7/8
2-1/8
Torque Value Flats From Finger Tight (FFFT)
2
ft·lbf N·m
6 8
9 12
12 16
18 24
34 46
46 62
75 102
105 142
140 190
160 217
Figure 7.7
107
Flats Turns
2
1/3
2 1/3
2 1/3
2 1/3
2 1/3
1-1/2 1/4
1
1/6
3/4 1/8
3/4 1/8
1/2 1/12
3
Rev. F