12
Bolt Torque
As used on this machine
• Bolt torque table shown below gives torque values for various bolts used.
• This chart is for non-lubricated threads.
• Replace with same strength bolt.
Torque Specifi cations. Torque values are identifi ed by their head markings.
Diameter
SAE 2
SAE 5
SAE 8
“
A
”
ft-lb
N.m
ft-lb
N.m
ft-lb
N.m
1/4
6
(8)
8
(11)
12
(16)
5/16
11
(15)
17
(24)
25
(33)
3/8
20
(27)
31
(42)
44
(59)
7/16
32
(43)
49
(67)
70
(95)
1/2
49
(66)
76
(105)
105
(145)
5/8
97
(130)
150
(205)
210
(285)
3/4
144
(195)
265
(360)
375
(510)
7/8
165
(225)
430
(585)
605
(820)
1
250
(340)
645
(875)
910
(1230)
1 1/8
355
(480)
795
(1080)
1290
(1750)
1 1/4
500
(680)
1120
(1520)
1820
(2460)
1 1/2
870
(1180)
1950
(2640)
3160
(4290)
Allen head cap screw are similar to
SAE 8 quality
These torques are for reference only. Not all these sizes and grades are necessarily used in this
machine. Bolts that are used as a pivot or hinge have to be used with a locknut, therefore only
tighten enough to secure the bolt and still allowing the part to rotate freely.
SAE 2
SAE 8
SAE 5
A
