Individual hose record

4290668 Hose Repair Specifications

Excavator · Hitachi · EX200LC-2 · Attachments – Lock Valve

Finished length570 mm

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Installation diagram — Pipe No. 16

Locate Pipe No. 16 in the diagram, then confirm part number 4290668 before removing the hose.

Hitachi EX200LC-2 installation diagram showing hydraulic hose 4290668 at Pipe No. 16
Hitachi EX200LC-2Part 4290668 · Pipe No. 16Open full-size diagram

Repair specifications

Part number
4290668
Diagram pipe number
16
Installation route
小臂油缸锁止阀~铁管(锁止阀)
Hose specification
DN25;1SN-16;7MPa
Finished length
570 mm
Working pressure
7 MPa
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
Quantity
1

Same system

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Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
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Diagram Pipe No. 30

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Installation route: 前小臂油缸锁止阀~后小臂油缸锁止阀

Length
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Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
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Diagram Pipe No. 33

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Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length
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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
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Diagram Pipe No. 24

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Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length
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Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
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Diagram Pipe No. 15

4326456

Installation route: 大臂(锁止阀)~铁管(锁止阀)

Length
870 mm
Specification
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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
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