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WRENCH
BOLT
SIZE
DIA.
ASTM
ASTM
ASTM
ASTM
(mm) “A”
(mm) “B”
4.6
8.8
9.8
10.9
8
5
1.8 (2.4)
5.1 (6.9)
6.5 (8.8)
10
6
3 (4)
8.7 (12)
11.1 (15)
13
8
7.3 (10)
21.1 (29)
27 (37)
16
10
14.5 (20)
42 (57)
53 (72)
18
12
25 (34)
74 (100)
73 (99)
93 (126)
21
14
40 (54)
118 (160)
116 (157)
148 (201)
24
16
62 (84)
167 (226)
181 (245)
230 (312)
30
20
122 (165)
325 (440)
449 (608)
Proper torque for metric fasteners used on Bush Hog equipment.
Recommended torque in foot pounds (newton Meters).*
*U
se
7
5%
o
f t
he
sp
ec
ifie
d
tor
qu
e
va
lue
fo
r p
lat
ed
fasteners. Use 85% of the specified torque values for lubricated fasteners.
Numbers appearing on bolt heads
indicate ASTM class.
METRIC
Wrench
Size “A”
Bolt
Diameter “B”
TORQUE SPECIFICATIONS
Proper torque for metric fasteners used on Bush Hog equipment.
Recommended torque in foot pounds (newton Meters).*
77