- Length
- 2,400 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
- 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Individual hose record
4447490 Hose Repair Specifications
Excavator · Hitachi · ZX290LC-5G · Swivel Joint
Finished length1,750 mm
Locate this hose
Installation diagram — Pipe No. 1
Locate Pipe No. 1 in the diagram, then confirm part number 4447490 before removing the hose.

Repair specifications
- Part number
- 4447490
- Diagram pipe number
- 1
- Installation route
- 回转接头~电磁阀
- Hose specification
- DN6;1SN-04;22.5MPa
- Finished length
- 1,750 mm
- Working pressure
- 22.5 MPa
- Left fitting
- 美制内螺纹74°内锥
- Right fitting
- 90°美制内螺纹74°内锥
- Quantity
- 1
Same system
Related Hoses
- Length
- 2,550 mm
- Specification
- DN13;1SN-08;16MPa
- Left fitting
- 美制内螺纹74°内锥
- Right fitting
- 90°美制内螺纹74°内锥
- Length
- 2,250 mm
- Specification
- DN13;2SN-08;27.5MPa
- Left fitting
- 美制内螺纹74°内锥
- Right fitting
- 90°美制内螺纹74°内锥
- Length
- 2,400 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
- 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Diagram Pipe No. 12
4429283
Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达
- Length
- 2,600 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
