Metric Bolt Specifications - MacDon R85 Operator's Manual

Table 7.4 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
7.2.2 Metric Bolt Specifications
Table 7.5 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
169457
MAINTENANCE AND SERVICING
Torque (N·m)
Max. Min. Max.
165 16.8
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
23 28
45 55
78 95
124 152
193 236
377 460
651 796
18.6
38
68
109
166
239
Figure 7.4: Bolt Grades
330
A - Nominal Size
C - SAE-5
587
945
1.6
2.5
3.7
7.4
12.6
30
Figure 7.5: Bolt Grades
60
105
168
261
509
879
102
B - SAE-8
D - SAE-2
Revision G