MacDon M1240 - Page 526

215916 506 Revision A
Table 8.7 O-Ring Boss (ORB) Hydraulic Fittings – Non-Adjustable
SAE Dash Size
Thread Size (in.)
Torque Value
32
Nm
lbf·ft (*lbf·in)
-2
5/16–24
6–7 *53–62
-3
3/8–24
12–13 *106–115
-4
7/16–20
19–21 14–15
-5
1/2–20
21–33 15–24
-6
9/16–18
26–29 19–21
-8
3/4–16
46–50 34–37
-10
7/8–14
75–82 55–60
-12
1 1/16–12
120–132 88–97
-14
1 3/8–12
153–168 113–124
-16
1 5/16–12
176–193 130–142
-20
1 5/8–12
221–243 163–179
-24
1 7/8–12
270–298 199–220
-32
2 1/2–12
332–365 245–269
8.1.5 O-Ring Face Seal Hydraulic Fittings
The standard torque values are provided for O-ring face seal hydraulic fittings. 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.
Torque values are shown in the table below.
1001376
Figure 8.9: Hydraulic Fitting
1. Check the components to ensure that the sealing surfaces
and the fitting threads are free of burrs, nicks, scratches,
and any foreign material.
REFERENCE
32. Torque values shown are based on lubricated connections as in reassembly.