Kubota LA340 - General Torque Specification

GENERAL TORQUE SPECIFICATION
American standard cap screws with UNC or UNF threads
SAE grade No. GR5 or GR8
1/4
7.2 lbf⋅ft to 8.6 lbf⋅ft
9.8 to 11.7 N
⋅m
1.0 kgf⋅m to 1.2 kgf⋅m
5/16
14 lbf⋅ft to 17 lbf⋅ft
19 to 23.1 N⋅m
1.9 kgf⋅m to 2.4 kgf⋅m
3/8
25 lbf⋅ft to 30 lbf⋅ft
33.9 to 40.7 N⋅m
3.5 kgf⋅m to 4.2 kgf⋅m
1/4
7.2 lbf⋅ft to 8.6 lbf⋅ft
9.8 to 11.7 N⋅m
1.0 kgf⋅m to 1.2 kgf⋅m
1/2
65 lbf⋅ft to 78 lbf⋅ft
88.1 to 105.8 N⋅m
9.0 kgf⋅m to 10.8 kgf⋅m
9/16
90 lbf⋅ft to 108 lbf⋅ft
122 to 146.4 N⋅m
12.4 kgf⋅m to 14.9 kgf⋅m
5/8
130 lbf⋅ft to 156 lbf⋅ft
176.3 to 211.5 N⋅m
18.0 kgf⋅m to 21.6 kgf⋅m
Metric cap screws
Property class 8.8 Approx. SAE GR5
M6
7.2 lbf⋅ft to 8.3 lbf⋅ft
9.8 to 11.2 N
⋅m
1.0 kgf⋅m to 1.1 kgf⋅m
M8
17.4 lbf⋅ft to 20.2 lbf⋅ft
23.6 to 27.4 N⋅m
2.4 kgf⋅m to 2.8 kgf⋅m
M10
35.5 lbf⋅ft to 41.2 lbf⋅ft
48.1 to 55.8 N⋅m
4.9 kgf⋅m to 5.7 kgf⋅m
M12
57.2 lbf⋅ft to 66.5 lbf⋅ft
77.5 to 90.1 N⋅m
7.9 kgf⋅m to 9.2 kgf⋅m
M14
91.2 lbf⋅ft to 108 lbf⋅ft
124 to 147 N⋅m
12.6 kgf⋅m to 15.0 kgf⋅m
M16
145 lbf⋅ft to 166 lbf⋅ft
196 to 225 N⋅m
20.0 kgf⋅m to 23.0 kgf⋅m
MAINTENANCE OF THE BACKHOE GENERAL TORQUE SPECIFICATION
144
BX23S, LA340, BT603