MacDon M155 2022 - Page 488

215676 468 Revision A
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Figure 8.7: Bolt Grades
Table 8.7 Metric Class 10.9 Bolts and Class 10 Free
Spinning Nut
Nominal
Size (A)
Torque (Nm) Torque (lbf·ft) (*lbf·in)
Min.
Max.
Min.
Max.
3-0.5 1.8 2
*18 *19
3.5-0.6 2.8 3.1
*27 *30
4-0.7 4.2
4.6
*41 *45
5-0.8 8.4 9.3
*82 *91
6-1.0 14.3 15.8
*140 *154
8-1.25 38 42 28 31
10-1.5
75
83 56 62
12-1.75 132
145
97 108
14-2.0 210 232 156 172
16-2.0 326 360 242 267
20-2.5 637 704 472 521
24-3.0 1101 1217 815 901
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Figure 8.8: Bolt Grades
Table 8.8 Metric Class 10.9 Bolts and Class 10 Distorted
Thread Nut
Nominal
Size (A)
Torque (Nm) Torque (lbf·ft) (*lbf·in)
Min.
Max.
Min.
Max.
3-0.5 1.3
1.5
*12 *13
3.5-0.6 2.1 2.3
*19 *21
4-0.7 3.1 3.4
*28 *31
5-0.8 6.3
7
*56 *62
6-1.0 10.7 11.8
*95 *105
8-1.25 26 29 19 21
10-1.5
51 57
38 42
12-1.75 90 99
66
73
14-2.0 143 158 106
117
16-2.0 222 246 165 182
20-2.5 434 480 322 356
24-3.0 750 829 556 614
REFERENCE