General Torque Values - Kohler Command PRO EFI Series Service Manual

Specifi cations

GENERAL TORQUE VALUES

English Fastener Torque Recommendations for Standard Applications
Bolts, Screws, Nuts and Fasteners Assembled Into Cast Iron or Steel
Size
Tightening Torque: N·m (in. lb.) ± 20%
8-32
10-24
10-32
1/4-20
1/4-28
5/16-18 17.0 (150)
5/16-24 18.7 (165)
3/8-16 29.4 (260)
3/8-24 33.9 (300)
Tightening Torque: N·m (ft. lb.) ± 20%
5/16-24
3/8-16
3/8-24
7/16-14 47.5 (35)
7/16-20 61.0 (45)
1/2-13 67.8 (50)
1/2-20 94.9 (70)
9/16-12 101.7 (75)
9/16-18 135.6 (100)
5/8-11 149.5 (110)
5/8-18 189.8 (140)
3/4-10 199.3 (147)
3/4-16 271.2 (200)
Metric Fastener Torque Recommendations for Standard Applications
Size
4.8
Tightening Torque: N·m (in. lb.) ± 10%
M4 1.2 (11)
M5 2.5 (22)
M6 4.3 (38)
M8 10.5 (93)
Tightening Torque: N·m (ft. lb.) ± 10%
M10 21.7 (16)
M12 36.6 (27)
M14 58.3 (43)
16
Grade 2
2.3 (20)
3.6 (32)
3.6 (32)
7.9 (70) 13.0 (115)
9.6 (85) 15.8 (140)
28.3 (250)
30.5 (270)
—
— 47.5 (35)
— 54.2 (40)
74.6 (55)
101.7 (75)
108.5 (80)
142.4 (105)
169.5 (125)
223.7 (165)
244.1 (180)
311.9 (230)
332.2 (245)
440.7 (325)
Property Class
5.8
1.7 (15)
3.2 (28)
5.7 (50)
13.6 (120)
27.1 (20)
47.5 (35)
76.4 (56)
N·m = in. lb. x 0.113
N·m = ft. lb. x 1.356
Grade 5
2.8 (25)
4.5 (40)
4.5 (40)
18.7 (165)
22.6 (200)
39.6 (350)
—
—
—
108.5 (80)
142.5 (105)
155.9 (115)
223.7 (165)
237.3 (175)
311.9 (230)
352.6 (260)
447.5 (330)
474.6 (350)
637.3 (470)
8.8 10.9
2.9 (26) 4.1 (36)
5.8 (51) 8.1 (72)
9.9 (88) 14.0 (124)
24.4 (216) 33.9 (300)
47.5 (35) 66.4 (49)
82.7 (61) 116.6 (86)
131.5 (97) 184.4 (136)
Torque Conversions
in. lb. = N·m x 8.85
ft. lb. = N·m x 0.737
KohlerEngines.com
Grade 2 or 5 Fasteners
Into Aluminum
Grade 8
—
—
—
17.0 (150)
—
—
—
40.7 (30)
67.8 (50)
81.4 (60)
12.9
5.0 (44)
9.7 (86)
16.5 (146)
40.7 (360)
81.4 (60)
139.7 (103)
219.7 (162)
2.3 (20)
3.6 (32)
—
7.9 (70)
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Noncritical
Fasteners
Into Aluminum
2.0 (18)
4.0 (35)
6.8 (60)
17.0 (150)
33.9 (25)
61.0 (45)
94.9 (70)
62 690 05 Rev. E