MacDon M155 Unloading And Assembly Instructions page 290

Table 8.2 SAE Grade 5 Bolt and Grade F Distorted Thread Nut
Torque (Nm)
Nominal
Size (A)
Min.
8.1
1/4-20
16.7
5/16-18
30
3/8-16
48
7/16-14
73
1/2-13
105
9/16-12
144
5/8-11
259
3/4-10
413
7/8-9
1-8 619
Table 8.3 SAE Grade 8 Bolt and Grade G Distorted Thread Nut
Torque (Nm)
Nominal
Size (A)
Min.
16.8
1/4-20
24
5/16-18
42
3/8-16
67
7/16-14
102
1/2-13
148
9/16-12
204
5/8-11
362
3/4-10
583
7/8-9
1-8 874
Table 8.4 SAE Grade 8 Bolt and Grade 8 Free Spinning Nut
Torque (Nm)
Nominal
Size (A)
Min.
16.8
1/4-20
35
5/16-18
61
3/8-16
98
7/16-14
150
1/2-13
217
9/16-12
299
5/8-11
531
3/4-10
855
7/8-9
1-8 1165
262320
Torque (lbf·ft) (*lbf·in)
Max. Min. Max.
9
*72
18.5
*149 *164
33 22
53 35
54
80
77
116
160 107
286 192
456 306
684 459
Torque (lbf·ft) (*lbf·in)
Max. Max.
Min.
18.6 *150 *165
26 18
46 31
74 50
113 76
163 109
225 151
400 268
644 432
966 647
Torque (lbf·ft) (*lbf·in)
Max. Max.
Min.
18.6
*150 *165
38 26
68 46
109 73
166 111
239 160
330 221
587 393
945 633
1288 863
REFERENCE
*80
24
39
59
86
118
212
Figure 8.2: Bolt Grades
338
A - Nominal Size
507
C - SAE-5
19
34
55
84
121
167
296
477
Figure 8.3: Bolt Grades
716
A - Nominal Size
C - SAE-5
28
50
81
123
177
345
435
700
Figure 8.4: Bolt Grades
A - Nominal Size
954
C - SAE-5
274
B
A C
D
B - SAE-8
D - SAE-2
B
A C
D
B - SAE-8
D - SAE-2
B
A C
D
B - SAE-8
D - SAE-2
Revision A