13-18
®
GENERAL TORQUE SPECS
(continued...)
ISO METRIC SHCS BOLT TORQUE (COARSE)
ISO METRIC SHCS BOLT TORQUE (FINE)
Some components on your machine or attachment may
require different torques than what is listed from these tables.
Special torque specifications are listed throughout the chapters of
BARKO Operation, Service and Parts Manuals.
UNC SHCS BOLT TORQUE (COARSE)
UNF SHCS BOLT TORQUE (FINE)
ft-lb N-m ft-lb N-m
6
0.75
12.5
17
8
11
8
1.00
30
41
20
27
10
1.25
57
77
38
52
12
1.50
99
134
66
89
14
1.50
165
224
110
149
16
1.50
250
339
170
230
18
1.50
405
549
270
366
20
1.50
560
759
375
508
22
1.50
745 1010 500
678
24
2.00
970 1315 645
875
Dia (mm)
Pitch
Class 12.9
Dry
Lubricated
ft-lb N-m ft-lb N-m
6
1.00
11
15
8
11
8
1.25
28
38
19
26
10
1.50
54
73
36
49
12
1.75
95
129
63
85
14
2.00
155
210
105
142
16
2.00
235
319
160
217
18
2.00
20
2.50
460
624
305
414
22
2.50
625
847
415
563
24
3.00
790 1071 525
712
Dia (mm)
Pitch
Class 12.9
Dry
Lubricated
NOTICE
Threads
ft-lb N-m ft-lb N-m
1/4
28
16
22
13
18
5/16
24
32
43
25
34
3/8
24
58
79
46
62
7/16
20
91
123
73
99
1/2
20
140
190
112
152
5/8
18
270
366
216
293
3/4
16
472
640
378
512
7/8
16
752 1020 602
816
1
14
1147 1555 918 1245
1 1/8
12
1 1/4
12
2263 3068 1811 2455
1 3/8
12
3051 4137 2440 3308
1 1/2
12
4002 5426 3202 4341
UNF
ASTM A574
per Inch
Dry
Lubricated
Threads
ft-lb N-m ft-lb N-m
1/4
20
14
19
11
15
5/16
18
29
39
23
31
3/8
16
51
69
41
56
7/16
14
81
110
65
88
1/2
13
124
168
99
134
5/8
11
238
323
191
259
3/4
10
423
574
339
460
7/8
9
682
925
545
739
1
8
1022 1386 818 1109
1 1/8
7
1449 1965 1159 1571
1 1/4
7
2044 2771 1635 2217
1 3/8
6
2680 3634 2144 2907
1 1/2
6
3557 4823 2846 3859
UNC
ASTM A574
per Inch
Dry
Lubricated
07/26/2018
Updated
OPERATOR’S
Summary of Contents for 295B
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