Case C70 - Standard Torque Data for Nuts and Bolts

1001-6
STANDARD TORQUE DATA FOR NUTS AND BOLTS
NOTE: A "click type" torque wrench is recommended for the bolt torques listed below.
Chart 1 (Plain Nuts/Bolts)
BOLT
TYPE 8.8
TYPE 10.9
SIZE
MIN
MAX
MIN MAX
(mm)
.__,._ ___
lb ft Nm lbft Nm lb ft Nm
lb ft
Nm
-·
·-·--
M4
3.0
4.0
3.4 4.5 4.3 5.8
4.8
6.5
MS
4.8
6.5
5.5
7.5
7.0
9.5
7.8
10.5
M6
8.2 11.0
9.2
12.5
11.8
16.0
13.3
18.0
--
MB
20.0 27.0 22.5 31.0
28.7 39.0 32.3 44.0
M10
40.0 54.0
45.0
61.0
56.0
77.0
64.0
87.0
M12
69.0
94.0
78.0
106.0
100.0
134.0
110.0
151.0
•-•--u
, .. _,_
M14 110.0 150.0
125.0 170.0 160.0 215.0
180.0 240.0
M16
175.0
235.0
190.0 260.0
245.0
335.0
275.0
375.0
M20
345.0
470.0
390.0
530.0
480.0
650.0
540.0
730.0
M22
475.0 640.0
530.0
720.0
655.0 890.0 735.0 1000.0
M24
600.0
810.0
675.0
915.0
830.0 1125.0 930.0 1265.0
M30
1190.0 1615.0
1340.0
1815.0
1645.0 2235.0
1855.0
2515.0
·---·
M36
2080.0 2825.0
2340.0
3175.0
2875.0 3900.0 3235.0 4390.0
·-----
·~--
Chart 2 (Phosphate Coated Nuts/Bolts)
BOLT
TYPE 8.8
TYPE 10.9
SIZE
MIN
MAX MIN MAX
(mm)
lb ft Nm
lbft Nm lb ft Nm
lb ft Nm
M4
2.3 3.0 2.6 3.4
3.2
4.4
3.6
4.9
MS
3.6 4.9 4.1 5.6
5.2
7.1
5.9 8.0
...
--
M6
6.2 8.3
6.9
9.4
8.9 12.0 10.0 13.5
M8
15.0 20.3
16.9 23.3
21.5
29.2
24.2
32.8
M10
30.0 41.0
34.0 46.0
42.0
58.0
48.0
65.0
M12
52.0 71.0
59.0 80.0 75.0 101.0
83.0
113.0
M14
83.0
113.0
94.0
126.0
120.0
161.0
135.0
180.0
--
M16
131.0 176.0
143.0
195.0
185.0
251.0
205.0
280.0
M20
259.0
353.0
293.0
400.0
360.0
490.0
405.0 550.0
M22
355.0 480.0
400.0
540.0
490.0
665.0
550.0
750.0
M24
450.0
608.0
506.0
686.0
625.0 845.0
700.0
950.0
M30
893.0 1211.0
1005.0
1361.0
1235.0 1675.0
1390.0
1885.0
M36
1560.0 2119.0 1755.0 2381.0
2156.0 2925.0 2425.0 3295.0
·-
Don 8-86531
Issued 3-96
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