General Torque Values
Metric Fastener Torque Recommendations for Standard Applications
Tightening Torque: N·m (in. lb.) + or - 10%
4.8
Size
M4
1.2 (11)
M5
2.5 (22)
M6
4.3 (38)
M8
10.5 (93)
Tightening Torque: N·m (ft. lb.) + or - 10%
4.8
M10
21.7 (16)
M12
36.6 (27)
M14
58.3 (43)
Oil Drain Plugs Tightening Torque: N•m (English Equiv.)
Size
Into Cast Iron
1/8" NPT
1/4"
17.0 (150 in. lb.)
3/8"
20.3 (180 in. lb.)
1/2"
27.1 (20 ft. lb.)
3/4"
33.9 (25 ft. lb.)
X-708-1
27.1/33.9 (20/25 ft. lb.)
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Property Class
5.8
8.8
1.7 (15)
2.9 (26)
3.2 (28)
5.8 (51)
5.7 (50)
9.9 (88)
13.6 (120)
24.4 (216)
Property Class
5.8
8.8
27.1 (20)
47.5 (35)
47.5 (35)
82.7 (61)
76.4 (55)
131.5 (97)
Into Aluminum
–
4.5 (40 in. lb.)
11.3 (100 in. lb.)
13.6 (120 in. lb.)
17.6 (13 ft. lb.)
21.7 (16 ft. lb.)
27.1/33.9 (20/25 ft. lb.)
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Safety and General Information
10.9
12.9
4.1 (36)
5.0 (44)
8.1 (72)
9.7 (86)
14.0 (124)
16.5 (146)
33.9 (300)
40.7 (360)
10.9
12.9
66.4 (49)
81.4 (60)
116.6 (86)
139.7 (103)
184.4 (136)
219.7 (162)
N·m = in. lb. x 0.113
N·m = ft. lb. x 1.356
in. lb. = N·m x 8.85
ft. lb. = N·m x 0.737
Section 1
Noncritical
Fasteners
Into Aluminum
2.0 (18)
4.0 (35)
6.8 (60)
17.0 (150)
Noncritical
Fasteners
Into Aluminum
33.9 (25)
61.0 (45)
94.9 (70)
Torque
Conversions
1.13
1