MacDon FD75 OM - Manual (Page 262)

MAINTENANCE AND SERVICING
Table 6.7 Metric Class 10.9 Bolts and Class 10 Free
Spinning Nut
Torque (ft·lbf)
(*in·lbf)
Torque (N·m)
Nominal
Size (A)
Min. Max. Min. Max.
3-0.5 *18 *19 1.8 2
3.5-0.6 *27 *30 2.8 3.1
4-0.7 *41 *45 4.2 4.6
5-0.8 *82 *91 8.4 9.3
6-1.0 *140 *154 14.3 15.8
8-1.25 28 31 38 42
10-1.5 56 62 75 83
12-1.75 97 108 132 145
14-2.0 156 172 210 232
16-2.0 242 267 326 360
20-2.5 472 521 637 704
24-3.0 815 901 1101 1217
Figure 6.7: Bolt Grades
Table 6.8 Metric Class 10.9 Bolts and Class 10
Distorted Thread Nut
Torque (ft·lbf)
(*in·lbf)
Torque (N·m)
Nominal
Size (A)
Min. Max. Min. Max.
3-0.5 *12 *13 1.3 1.5
3.5-0.6 *19 *21 2.1 2.3
4-0.7 *28 *31 3.1 3.4
5-0.8 *56 *62 6.3 7
6-1.0 *95 *105 10.7 11.8
8-1.25 19 21 26 29
10-1.5 38 42 51 57
12-1.75 66 73 90 99
14-2.0 106 117 143 158
16-2.0 165 182 222 246
20-2.5 322 356 434 480
24-3.0 556 614 750 829
Figure 6.8: Bolt Grades
169894 248 Revision A