MacDon HC10 for D-Series - Manual (Page 28)

GENERAL INFORMATION
2.1.3 Metric Bolt Specifications Bolting into Cast Aluminum
Table 2.9 Metric Bolt Bolting into Cast Aluminum
Bolt Torque
8.8
(Cast Aluminum)
10.9
(Cast Aluminum)
Nominal
Size
ft·lbf N·m ft·lbf N·m
M3 1
M4 2.6 4
M5 5.5 8
M6 6 9 9 12
M8 14 20 20 28
M10 28 40 40 55
M12 52 70 73 100
M14
M16
Figure 2.4
A - Nominal Size
2.1.4 Flare-Type Hydraulic Fittings
1. Check flare and flare seat for defects that might
cause leakage.
2. Align tube with fitting before tightening.
3. Lubricate connection and hand-tighten swivel nut
until snug.
4. To prevent twisting the tube(s), use two wrenches.
Place one wrench on the connector body and with the
second, tighten the swivel nut to the torque shown.
Figure 2.5
A - Flare B - Nut
C - Flareseat D - Body
169254
20
Rev. D