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308.708.8185 | [email protected] | Rev. 11/20
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CHECKING BOLT TORQUE
The table shown below gives correct torque values for various bolts and capscrews. Tighten all bolts
to the torques specified in chart unless otherwise noted. Check tightness of bolts periodically, using
bolt torque chart as a guide. Replace hardware with the same grade bolt.
Torque Specifications
Bolt Diameter
Bolt Torque*
SAE Grade 2
SAE Grade 5
SAE Grade 8
INCH
lbft
(Nm)
lbft
(Nm)
lbft
(Nm)
1/4
6
(8)
9
(12)
12
(17)
5/16
10
(13)
19
(25)
27
(36)
3/8
20
(27)
33
(45)
45
(63)
7/16
30
(41)
53
(72)
75
(100)
1/2
45
(61)
80
(110)
115
(155)
9/16
70
(95)
115
(155)
165
(220)
5/8
95
(128)
160
(215)
220
(305)
3/4
165
(225)
290
(390)
400
(540)
7/8
170
(230)
420
(570)
650
(880)
1
226
(345)
630
(850)
970
(1320)
BOLT HEAD IDENTIFICATION
Grade 2
Grade 5
Grade 8
BOLT TORQUE CHART
MAINTENANCE & LUBE
Содержание Delta Plow
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