- Length
- 1,450 mm
- Specification
- DN25;4SH-16;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
4665040 Hose Repair Specifications
Excavator · Hitachi · ZX230W-5N · Boom Assembly
Finished length920 mm
Locate this hose
Installation diagram — Pipe No. 20
Locate Pipe No. 20 in the diagram, then confirm part number 4665040 before removing the hose.

Repair specifications
- Part number
- 4665040
- Diagram pipe number
- 20
- Installation route
- Boom cylinder — left 2 / left 3Original Chinese: 大臂油缸左2/左3
- Hose specification
- DN16;4SP-10;34.5Mpa
- Finished length
- 920 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
Related Hoses
Diagram Pipe No. 20
4666677
Installation route: Boom cylinder — left 2 / left 3Original Chinese: 大臂油缸左2/左3
- Length
- 910 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
- Length
- 920 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
- Length
- 880 mm
- Specification
- DN25;4SH-16;38.8MPa
- 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
- Length
- 1,200 mm
- Specification
- DN25;4SH-16;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
- Length
- 1,400 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
