- Length
- 770 mm
- Specification
- DN16;4SP-10;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
4384989 Hose Repair Specifications
Excavator · Hitachi · ZX160LC · Boom Assembly
Finished length890 mm
Locate this hose
Installation diagram — Pipe No. 7
Locate Pipe No. 7 in the diagram, then confirm part number 4384989 before removing the hose.

Repair specifications
- Part number
- 4384989
- Diagram pipe number
- 7
- Installation route
- 小臂油缸
- Hose specification
- DN19;4SP-12;34.5Mpa
- Finished length
- 890 mm
- Working pressure
- 34.5 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
