- Length
- 440 mm
- Specification
- DN6;1SN-4;7Mpa
- Left fitting
- 美制内螺纹37°内锥
- Right fitting
- 美制内螺纹37°内锥
Individual hose record
4284077 Hose Repair Specifications
Excavator · Hitachi · EX220LC-3 · Swing Motor
Finished length550 mm
Locate this hose
Installation diagram — Pipe No. 5
Locate Pipe No. 5 in the diagram, then confirm part number 4284077 before removing the hose.

Repair specifications
- Part number
- 4284077
- Diagram pipe number
- 5
- Installation route
- 回转马达~过渡阀块(回转马达)
- Hose specification
- DN6;2SN-4;34.5MPa
- Finished length
- 550 mm
- Working pressure
- 34.5 MPa
- Left fitting
- 美制内螺纹37°内锥
- Right fitting
- 90°美制内螺纹37°内锥
- Quantity
- 1
Same system
Related Hoses
Diagram Pipe No. 68A
4247344
Installation route: Swing motor → return steel line (hydraulic tank)Original Chinese: 回转马达~回油铁管(液压油箱)
- Length
- 1,800 mm
- Specification
- DN12;1层纤维-8;10.5MPa
- Left fitting
- 美制内螺纹37°内锥
- Right fitting
- 45°美制内螺纹37°内锥
- Length
- 600 mm
- Specification
- DN6;2SN-4;34.5MPa
- Left fitting
- 美制内螺纹37°内锥
- Right fitting
- 90°美制内螺纹37°内锥
