Kubota LA463, Operator'S Manual

Page: 35 / 40

23 MAINTENANCE
B
General torque specification
American standard screws, bolts and nuts with UNC or
UNF threads
Metric cap screws
SAE grade No. SAE GR.5 SAE GR.8 property class 8.8 Approx. SAE GR 5
1/4
(N-m)
(kgf-m)
(ft-lbs)
11.7 to 15.8
1.19 to 1.61
8.6 to 11.6
16.3 to 19.8
1.66 to 2.02
12.0 to 14.6
M6
(N-m)
(kgf-m)
(ft-lbs)
9.8 to 11.2
1.0 to 1.1
7.2 to 8.3
5/16
(N-m)
(kgf-m)
(ft-lbs)
23.1 to 27.8
2.35 to 2.83
17.0 to 20.5 32.5 to 39.3
3.31 to 4.01
24.0 to 29.0
M8
(N-m)
(kgf-m)
(ft-lbs)
23.6 to 27.4
2.4 to 2.8
17.4 to 20.2
3/8
(N-m)
(kgf-m)
(ft-lbs)
47.5 to 57.0
4.84 to 5.81
35.0 to 42.0 61.0 to 73.2
6.22 to 7.46
45.0 to 54.0
M10
(N-m)
(kgf-m)
(ft-lbs)
48.1 to 55.8
4.9 to 5.7
35.5 to 41.2
1/2
(N-m)
(kgf-m)
(ft-lbs)
108.5 to 130.2
11.06 to 13.28
80.0 to 96.0
149.2 to 179.0
15.21 to 18.25
110.0 to 132.0
M12
(N-m)
(kgf-m)
(ft-lbs)
77.5 to 90.1
7.9 to 9.2
57.2 to 66.5
9/16
(N-m)
(kgf-m)
(ft-lbs)
149.2 to 179.0
15.21 to 18.25
110.0 to 132.0 217.0 to 260.4
22.13 to 26.55
160.0 to 192.0
M14
(N-m)
(kgf-m)
(ft-lbs)
124 to 147
12.6 to 15.0
91.5 to 108.4
5/8
(N-m)
(kgf-m)
(ft-lbs)
203.4 to 244.1
20.74 to 24.89
150.0 to 180.0 298.3 to 358.0
30.42 to 36.51
220.0 to 264.0
M16
(N-m)
(kgf-m)
(ft-lbs)
196 to 225
20.0 to 23.0
145 to 166
M18
(N-m)
(kgf-m)
(ft-lbs)
275 to 318
28.0 to 32.5
203 to 235
M20
(N-m)
(kgf-m)
(ft-lbs)
368 to 431
37.6 to 44.0
272 to 318