Individual hose record

4450505 Hose Repair Specifications

Excavator · Hitachi · ZX240 · Swivel Joint

Finished length2,500 mm

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Installation diagram — Pipe No. 23

Locate Pipe No. 23 in the diagram, then confirm part number 4450505 before removing the hose.

Hitachi ZX240 installation diagram showing hydraulic hose 4450505 at Pipe No. 23 — **Hitachi ZX240**Part 4450505 · Pipe No. 23Open full-size diagram

Repair specifications

Part number: 4450505
Diagram pipe number: 23
Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达
Hose specification: DN6;1SN-04;22.5MPa
Finished length: 2,500 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

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Diagram Pipe No. 0

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Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

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Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
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Diagram Pipe No. 1

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Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

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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

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Diagram Pipe No. 23

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Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

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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. 0

4258300

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

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Specification: DN19;4SP-12;38Mpa
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

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Diagram Pipe No. 14

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Length: 2,500 mm
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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. 1

4258301

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,300 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
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Diagram Pipe No. 14A

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Installation route: 回转接头~回油铁管(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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