- Length
- 1,000 mm
- Specification
- DN12;2SN-8;27.5MPa
- 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
4452858 Hose Repair Specifications
Excavator · Hitachi · ZX75US-3 · Boom Assembly
Finished length1,120 mm
Locate this hose
Installation diagram — Pipe No. 14
Locate Pipe No. 14 in the diagram, then confirm part number 4452858 before removing the hose.

Repair specifications
- Part number
- 4452858
- Diagram pipe number
- 14
- Installation route
- Arm cylinder — leftOriginal Chinese: 小臂油缸左
- Hose specification
- DN12;2SN-8;27.5MPa
- Finished length
- 1,120 mm
- Working pressure
- 27.5 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
- 1
Same system
