Instruction Manual

MAINTENANCE AND SERVICING
Table 6.10 Flare-Type Hydraulic Tube Fittings
Torque Value
10
Flats from Fing
er
Tight (FFFT)
SAE No.
Tube Size
O.D. (in.)
Thread
Size (in.)
Nut Size
across Flats
(in.)
ft·lbf
N·m Flats Turns
3
3/16 3/ 8 7/16
681
1/6
4
1/4 7/16 9/16
9121
1/6
5
5/16 1/ 2 5/8
12 16 1
1/6
6
3/8 9/1 6 11/ 16
18 24 1
1/6
8
1/2 3/4 7/8
34 46 1
1/6
10
5/8 7/8
146621
1/6
12
3/41-1/161-1/4
75 102
3/4 1/8
14
7/8 1-3/8 1-3/8
90 122
3/4 1/8
16 1
1-5/16 1-1/2
105 142
3/4 1/8
10. Torque values shown are based on lubricated connections as in reassembly.
169899
1
21
Revision A