Tightening Torque Chart - Kubota ZD1011-AU Operator's Manual

TIGHTENING TORQUE CHART

Thread Hexa-Bolt
size Head size
d (mm) B (mm)
M8 12 or 13
M10 14 or 17
M12 17 or 19
M14 19 or 22
A Figure "7" on the top of the bolt indicates that the bolt is of special material.
A Before tightening, check the figure on the top of bolt.
lbf-ft
17.5 - 20.3
(18.9 1.4)
35.4 - 41.2
(38.3 2.9)
57.1 - 66.5
(61.8 4.7)
91.1 - 108.5
(99.8 8.7)
7T
N-m
23.5 - 27.5
(25.5 2.0)
48.1 - 55.9
(52.0 3.9)
77.5 - 90.2
(83.9 6.3)
123.6 - 147.0
(135.3 11.7)
ADJUSTMENT 77
kgf-m
2.4 - 2.8
(2.6 0.2)
4.9 - 5.7
(5.3 0.4)
8.0 - 9.2
(8.6 0.6)
12.6 - 15.0
(13.8 1.2)