MacDon R113 Assembly Instruction Manual page 14

Table 2.6 Metric Class 8.8 Bolts and Class 9 Distorted
Thread Nut
Torque (ft·lbf)
Nominal
(*in·lbf)
Size (A)
Min.
3-0.5 *9
3.5-0.6 *14
4-0.7 *20
5-0.8 *40
6-1.0 *69
8-1.25 *167
10-1.5 28
12-1.75 48
14-2.0 77
16-2.0 119
20-2.5 233
24-3.0 402
Table 2.7 Metric Class 10.9 Bolts and Class 10 Free
Spinning Nut
Torque (ft·lbf)
Nominal
(*in·lbf)
Size (A)
Min.
3-0.5 *18
3.5-0.6 *27
4-0.7
*41
5-0.8 *82
6-1.0 *140
8-1.25 28
10-1.5 56
12-1.75 97
14-2.0 156
16-2.0 242
20-2.5 472
24-3.0 815
169821
RECOMMENDED TORQUES
Torque (N·m)
Max. Min. Max.
*10 1
*15 1.5
*22 2.3
*45 4.5
*76 7.7
*185 18.8 20.8
30 37
53 65
85 104 115
132 161 178
257 314 347
444 543 600
Torque (N·m)
Max. Min. Max.
*19 1.8
*30 2.8
4.2
*45
*91 8.4
*154 14.3 15.8
31 38
62 75
108 132 145
172 210 232
267 326 360
521 637 704
901 1101 1217
1.1
1.7
2.5
5
8.6
Figure 2.6: Bolt Grades
41
72
2
3.1
4.6
9.3
42
Figure 2.7: Bolt Grades
83
8
Revision D