Kubota ZD1021 - General Torque Specification

74 ADJUSTMENT
ENGLISH
GENERAL TORQUE SPECIFICATION
American standard cap screws
with UNC or UNF threads
Metric cap screws
SAE grade No.
GR.5 GR.8
Property class
Class 8.8 Class 10.9
5/16
(lbf-ft)
(N-m)
(kgf-m)
17 - 20.5
23.1 - 27.8
2.35 - 2.84
24 - 29
32.5 - 39.3
3.31 - 4.01
M6
(lbf-ft)
(N-m)
(kgf-m)
7.2 - 8.3
9.81 - 11.3
1.0 - 1.15
3/8
(lbf-ft)
(N-m)
(kgf-m)
35 - 42
47.5 - 57.0
4.84 - 5.82
45 - 54
61.0 - 73.2
6.22 - 7.47
M8
(lbf-ft)
(N-m)
(kgf-m)
17.4 - 20.2
23.5 - 27.5
2.4 - 2.8
21.7 - 25.3
29.4 - 34.3
3.0 - 3.5
1/2
(lbf-ft)
(N-m)
(kgf-m)
80 - 96
108.5 - 130.2
11.07 - 13.29
110 - 132
149.2 - 179.0
15.22 - 18.27
M10
(lbf-ft)
(N-m)
(kgf-m)
35.5 - 41.2
48.1 - 55.9
4.9 - 5.7
44.9 - 52.1
60.8 - 70.5
6.2 - 7.2
9/16
(lbf-ft)
(N-m)
(kgf-m)
110 - 132
149.2 - 179.0
15.22 - 18.27
160 - 192
217.0 - 260.4
22.14 - 26.57
M12
(lbf-ft)
(N-m)
(kgf-m)
57.2 - 66.5
77.5 - 90.2
7.9 - 9.2
76.0 - 86.8
103 - 117
10.5 - 12.0
5/8
(lbf-ft)
(N-m)
(kgf-m)
150 - 180
203.4 - 244.1
20.75 - 24.91
220 - 264
298.3 - 358.0
30.44 - 36.53
M14
(lbf-ft)
(N-m)
(kgf-m)
91.2 - 108
124 - 147
12.6 - 15.0
123 - 144
167 - 196
17.0 - 20.0
M16
(lbf-ft)
(N-m)
(kgf-m)
145 - 166
196 - 226
20.0 - 23.0
192 - 224
260 - 303
26.5 - 31.0