Individual hose record

4289772 Hose Repair Specifications

Excavator · Hitachi · EX220LC-3 · Grease Lines

Finished length3,600 mm

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Installation diagram — Pipe No. 4

Locate Pipe No. 4 in the diagram, then confirm part number 4289772 before removing the hose.

Hitachi EX220LC-3 installation diagram showing hydraulic hose 4289772 at Pipe No. 4
Hitachi EX220LC-3Part 4289772 · Pipe No. 4Open full-size diagram

Repair specifications

Part number
4289772
Diagram pipe number
4
Installation route
Arm-cylinder grease lineOriginal Chinese: 小臂油缸黄油管
Hose specification
DN6;1SN-04;22.5MPa
Finished length
3,600 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
1

Same system

Related Hoses

Diagram Pipe No. 4

4252852

Installation route: Left boom-cylinder grease lineOriginal Chinese: 左大臂油缸黄油管

Length
3,050 mm
Specification
DN6;2层纤维-4;14MPa
Left fitting
美制内螺纹74°内锥
Right fitting
美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 2

4260316

Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管

Length
2,920 mm
Specification
DN6;2层纤维-4;14MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
View full repair specifications

Diagram Pipe No. 3

4252853

Installation route: Left boom-cylinder grease lineOriginal Chinese: 左大臂油缸黄油管

Length
2,960 mm
Specification
DN6;2层纤维-04;14MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
View full repair specifications

Diagram Pipe No. 2

4252853

Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管

Length
2,960 mm
Specification
DN6;2层纤维-04;14MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
View full repair specifications
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