- Length
- 2,000 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
- 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Individual hose record
4449378 Hose Repair Specifications
Excavator · Hitachi · ZX210-5N · Swivel Joint
Finished length2,400 mm
Locate this hose
Installation diagram — Pipe No. 11
Locate Pipe No. 11 in the diagram, then confirm part number 4449378 before removing the hose.

Repair specifications
- Part number
- 4449378
- Diagram pipe number
- 11
- Installation route
- Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达
- Hose specification
- DN6;1SN-04;22.5MPa
- Finished length
- 2,400 mm
- Working pressure
- 22.5 MPa
- Left fitting
- 美制内螺纹74°内锥
- Right fitting
- 美制内螺纹74°内锥
- Quantity
- 2
Same system
Related Hoses
- Length
- 2,100 mm
- Specification
- DN13;2SN-08;27.5MPa
- Left fitting
- 美制内螺纹74°内锥
- Right fitting
- 美制内螺纹74°内锥
- Length
- 2,000 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
- 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
- Length
- 2,000 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
- 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
- Length
- 2,150 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
Diagram Pipe No. 11
4447566
Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达
- Length
- 2,200 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
- Length
- 2,200 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
- 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
- Length
- 2,300 mm
- Specification
- DN13;2SN-08;27.5MPa
- Left fitting
- 美制内螺纹74°内锥
- Right fitting
- 美制内螺纹74°内锥
