- 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
4229840 Hose Repair Specifications
Excavator · Hitachi · EX220LC-3 · Boom Assembly
Finished length800 mm
Locate this hose
Installation diagram — Pipe No. 18
Locate Pipe No. 18 in the diagram, then confirm part number 4229840 before removing the hose.

Repair specifications
- Part number
- 4229840
- Diagram pipe number
- 18
- Installation route
- 大臂油缸
- Hose specification
- DN19;4SP-12;35Mpa
- Finished length
- 800 mm
- Working pressure
- 35 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
- 4
Same system
Related Hoses
- Length
- 900 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
- 1,600 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
- 90° heavy-series flangeOriginal Chinese: 90°法兰-重型
- Length
- 800 mm
- Specification
- DN19;4SP-12;35Mpa
- 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
- 850 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
- Length
- 1,300 mm
- Specification
- DN19;4SP-12;31Mpa
- 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
