Individual hose record

4437902 Hose Repair Specifications

Excavator · Hitachi · ZX350LC-3 · Attachments

Finished length1,100 mm

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Installation diagram — Pipe No. 0

Locate Pipe No. 0 in the diagram, then confirm part number 4437902 before removing the hose.

Hitachi ZX350LC-3 installation diagram showing hydraulic hose 4437902 at Pipe No. 0 — Hitachi ZX350LC-3Part 4437902 · Pipe No. 0Open full-size diagram

Repair specifications

Part number: 4437902
Diagram pipe number: 0
Installation route: 电磁阀~过渡阀块(流速切换)
Hose specification: DN6;1SN-04;22.5MPa
Finished length: 1,100 mm
Working pressure: 22.5 MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥
Quantity: 1

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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. 19

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Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 43

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Installation route: 控制阀(辅助)~过渡阀块(辅助)

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Left fitting: 美制内螺纹74°内锥
Right fitting: 美制内螺纹74°内锥

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Diagram Pipe No. 204

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Installation route: 过渡阀块(分节大臂)~

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Specification: DN6;1SN-04;22.5MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 18

4323278

Installation route: 先导泵~吸油铁管

Length: 650 mm
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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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