Bolt Torque; Checking Bolt Torque - Farm King 45 Series Operator And Parts Manual

Bolt Torque

Checking Bolt Torque

The tables shown below give correct torque values for various bolts and hex bolts. 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 strength bolt.
Bolt Diameter
(inches)
"A"
0.25 (1/4)
0.313 (5/16)
0.375 (3/8)
0.438 (7/16)
0.5 (1/2)
0.563 (9/16)
0.625 (5/8)
.75 (3/4)
0.875 (7/8)
1
Torque figures indicated above are valid for non-greased or non-oiled threads and heads unless otherwise
specified. Therefore, do not grease or oil bolts or hex bolts unless otherwise specified in this manual. When
using locking elements, increase torque values by 5%.
* Torque value for bolts and hex bolts are identified by their head markings.
28
Bolt Torque*
Grade 2 Bolts
SAE 2
(lb-ft) (N.m)
6 8
10 13
20 27
30 42
45 61
70 95
95 128
165 225
170 230
225 345
Bolt Torque - 45 Series Rotary Tiller
Grade 5 Bolts
SAE 5
(lb-ft) (N.m)
9 12
19 25
33 45
53 72
80 110
115 155
160 215
290 390
420 570
630 850
Grade 8 Bolts
SAE 8
(lb-ft) (N.m)
12 17
27 36
45 63
75 100
115 155
165 220
220 305
400 540
650 880
970 1320