Individual hose record

4257291 Hose Repair Specifications

Excavator · Hitachi · ZX300LC-6N · Grease Lines

Finished length3,600 mm

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Installation diagram — Pipe No. 8

Locate Pipe No. 8 in the diagram, then confirm part number 4257291 before removing the hose.

Hitachi ZX300LC-6N installation diagram showing hydraulic hose 4257291 at Pipe No. 8
Hitachi ZX300LC-6NPart 4257291 · Pipe No. 8Open full-size diagram

Repair specifications

Part number
4257291
Diagram pipe number
8
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. 1

4483563

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

Length
2,900 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
View full repair specifications

Diagram Pipe No. 7

4358894

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

Length
670 mm
Specification
DN10;1SN-6;7Mpa
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. 1

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. 16

4358894

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

Length
670 mm
Specification
DN10;1SN-6;7Mpa
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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