Diagram Pipe No. 1
4257291
Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管
- Length
- 3,600 mm
- Specification
- DN6;1SN-04;22.5MPa
- Left fitting
- 美制内螺纹74°内锥
- Right fitting
- 美制内螺纹74°内锥
Individual hose record
Excavator · Hitachi · EX550LC-5 · Grease Lines
Locate this hose
Locate Pipe No. 0 in the diagram, then confirm part number 4314983 before removing the hose.

Same system
Diagram Pipe No. 1
Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管
Diagram Pipe No. 1
Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管
Diagram Pipe No. 1
Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管
Diagram Pipe No. 0
Installation route: Left boom-cylinder grease lineOriginal Chinese: 左大臂油缸黄油管
Diagram Pipe No. 0
Installation route: Left boom-cylinder grease lineOriginal Chinese: 左大臂油缸黄油管