Metric Bolt Specifications - MacDon R113 Operator's Manual

Table 4.5 SAE Grade 8 Bolt and Grade 8 Free
Spinning Nut
Torque (ft·lbf)
Nominal
(*in·lbf)
Size (A)
Min.
1/4-20 *150
5/16-18 26
3/8-16 46
7/16-14 73
111
1/2-13
9/16-12 160
5/8-11 221
3/4-10 393
7/8-9 633
1-8 863
Metric Bolt Specifications
Table 4.6 Metric Class 8.8 Bolts and Class 9 Free
Spinning Nut
Torque (ft·lbf)
Nominal
(*in·lbf)
Size (A)
Min.
3-0.5 *13
3.5-0.6 *20
4-0.7 *29
5-0.8 *59
6-1.0 *101
8-1.25 20
10-1.5 40
12-1.75 70
14-2.0 113
16-2.0 175
20-2.5 341
24-3.0 589
169820
MAINTENANCE AND SERVICING
Torque (N·m)
Max. Min. Max.
*165 16.8 18.6
28 35
50 61
81 98
123 150
177 217
345 299
435 531
700 855
954 1165 1288
Torque (N·m)
Max. Min. Max.
*14 1.4
*22 2.2
*32 3.3
*66 6.7
*112 11.4 12.6
23 28
45 55
78 95
124 152
193 236
377 460
651 796
38
68
109
166
239
Figure 4.9: Bolt Grades
330
A - Nominal Size
C - SAE-5
587
945
1.6
2.5
3.7
7.4
30
Figure 4.10: Bolt Grades
60
105
168
261
509
879
109
B - SAE-8
D - SAE-2
Revision A