2 - 1
Section E
Hydraulics
9803/6400
Section E
2 - 1
Issue 3*
Torque Specification
All Machines (see Note on Contents Page)
Pump
Torque
Part Name Size Tool Name
Nm kgf m lbf ft
Hexagonal Socket Head M5 7 0.70 5 B = 4
(Material quality SCM 435)
M6 12 1.20 9 5
M8 29 3.00 22 6
M10 57 5.8 42 8
M12 98 10.00 72 10
M14 157 16.00 116 12 Allen wrench
M16 235 24.00 174 14
M18 333 34.00 246 14
M20 432 44.00 318 17
PT UMESEN PT 1/16 7 0.70 5 4
(Material quality S45C)
Wrap seal tape 1.5~2 times PT 1/8 10 1.05 8 5
PT 1/4 17 1.75 13 6 Allen wrench
PT 3/8 34 3.50 25 8
PT 1/2 49 5.00 36 10
PO PLUG PF 1/4 29 3.00 22 6
(Material quality S35C)
PF PLUG PF 1/2 98 10.00 72 10
(Material quality S45C)
PF 3/4 147 15.00 109 14 Allen wrench
PF 1 186 19.00 137 17
PF 11/4 265 27.00 195 17
PF 11/2 275 28.00 203 17
Component Nm kgf m lbf ft Part No. Remarks Qty
Hexagonal socket 432 44 318 401 M20 8
head bolts
Hexagonal socket 29 3 22 406, 413 M8 4
head bolts
Hexagonal socket 12 1.2 9 407 M6 3
head bolts
Vp plug 36 3.7 27 466 PF
1
/
4
3
Vp plug 168 17 123 468 PF
3
/
4
4
9 0.9 6 490 NPTF
1
/
16
Tilting pin, Servo Piston
333 34 246 531, 532 M24 x 2 2, 2
Hexagon nut 235 24 174 808 M20 2
This table refers to the Hydraulic pump sectional drawing
*