TM 5-3895-383-24
Standard Torque for Metric Fasteners
SMCS Code: 1000; 7000; 7553
Table 9
Metric Nuts and Bolts
Thread Size
Standard Torque
Metric
M6
12 ± 3 N m (9 2 lb-ft)
M8
28 7 Nm (21 5 lb-ft)
M10
55 ± 10 N m (41 ± 7 lb-ft)
M12
100 ± 20 N m (75 ± 15 lb-ft)
M14
160 ± 30 N m (120 ± 22 lb-ft)
M16
240 40 Nm (175 30 lb-ft)
M20
460 60 Nm (340 44 lb-ft)
M24
800 100 Nm (590 75 lb-ft)
M30
1600 200 Nm (1180 150 lb-ft)
M36
2700 300 Nm (2000 220 lb-ft)
Table 10
Metric Taperlock Studs
Thread Size
Standard Torque
Metric
M6
8 3 Nm (6 2 lb-ft)
M8
17 ± 5 N m (13 ± 4 lb-ft)
M10
35 ± 5 N m (26 ± 4 lb-ft)
M12
65 ± 10 N m (48 ± 7 lb-ft)
M16
110 20 Nm (80 15 lb-ft)
M20
170 30 Nm (125 22 lb-ft)
M24
400 ± 60 N m (300 ± 44 lb-ft)
M30
750 ± 80 N m (550 60 lb-ft)
M36
1200 ± 150 N m (880 110 lb-ft)
Standard Torque for Worm Drive Band Hose Clamps
SMCS Code: 1000; 7000; 7553
Illustration 120
Table 11
Width of Clamp
Initial Installation
Torque On New Hose
7.9 mm (.31 inch)
0.9 0.2 Nm (8 2 lb-ft)
13.5 mm (.53 inch)
4.5 0.5 Nm (40 4 lb-ft)
159 mm (.63 inch)
7.5 0.5 Nm (65 4 lb-ft)
Width of Clamp
Reassembly or
Retightening Torque
7.9 mm (.31 inch)
0.7 0.2 Nm (6 2 lb-ft)
13.5 mm (.53 inch)
3.0 0.5 Nm (27 4 lb-ft)
15.9 mm (.63 inch)
4.5 05 Nm (40 4 lb-ft)
Standard Torque for Constant Torque Hose Clamps
SMCS Code: 1000; 7000; 7553
Use a constant torque hose clamp in place of any standard
hose clamp. Ensure that the constant torque hose clamp is the
same size as the standard hose clamp. Due to extreme
temperature changes, the hose will heat set. Heat setting can
cause hose clamps to loosen. Loose hose clamps can result
in leaks. There have been reports of component failures that
have been caused by hose clamps that have loosened. The
constant torque hose clamp will help prevent these failures.
Illustration 121
Maintenance Section
Torque Specifications
1-20
