Individual hose record

4470393 Hose Repair Specifications

Excavator · Hitachi · ZX250F · Control Valve

Finished length350 mm

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Installation diagram — Pipe No. 40

Locate Pipe No. 40 in the diagram, then confirm part number 4470393 before removing the hose.

Hitachi ZX250F installation diagram showing hydraulic hose 4470393 at Pipe No. 40 — Hitachi ZX250FPart 4470393 · Pipe No. 40Open full-size diagram

Repair specifications

Part number: 4470393
Diagram pipe number: 40
Installation route: 分配阀右~分配阀右
Hose specification: DN6;1SN-04;22.5MPa
Finished length: 350 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: 90°美制内螺纹74°内锥
Right fitting: 45°美制内螺纹74°内锥

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Diagram Pipe No. 1

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Installation route: 分配阀下~液压油箱

Length: 1,350 mm
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. 25

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Installation route: 分配阀后~液压油箱

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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. 45

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Installation route: 分配阀上~液压油箱

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Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 10

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Installation route: 分配阀左~分配阀左

Length: 450 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 90°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. 45

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Installation route: 分配阀上~液压油箱

Length: 650 mm
Specification: DN10;1SN-06;18MPa
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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