- Length
- 900 mm
- Specification
- DN19;4SP-12;34.5Mpa
- Left fitting
- American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
- Right fitting
- American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Individual hose record
4388131 Hose Repair Specifications
Excavator · Hitachi · ZX250F · Boom Assembly
Finished length810 mm
Locate this hose
Installation diagram — Pipe No. 1
Locate Pipe No. 1 in the diagram, then confirm part number 4388131 before removing the hose.
Repair specifications
- Part number
- 4388131
- Diagram pipe number
- 1
- Installation route
- 大臂油缸左1/左4
- Hose specification
- DN25;4SH-16;38.8MPa
- Finished length
- 810 mm
- Working pressure
- 38.8 MPa
- Left fitting
- American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
- Right fitting
- American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
- Quantity
- 2
Same system
Related Hoses
Diagram Pipe No. 2
4388137
Installation route: Boom cylinder — left 2 / left 3Original Chinese: 大臂油缸左2/左3
- Length
- 810 mm
- Specification
- DN19;4SH-12;42MPa
- Left fitting
- American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
- Right fitting
- American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封