Individual hose record

4455438 Hose Repair Specifications

Excavator · Hitachi · EX1200-7 · Control Valve

Finished length1,400 mm

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Installation diagram — Pipe No. 22

Locate Pipe No. 22 in the diagram, then confirm part number 4455438 before removing the hose.

Hitachi EX1200-7 installation diagram showing hydraulic hose 4455438 at Pipe No. 22 — Hitachi EX1200-7Part 4455438 · Pipe No. 22Open full-size diagram

Repair specifications

Part number: 4455438
Diagram pipe number: 22
Installation route: 分配阀右~电磁阀(分配阀旁)
Hose specification: DN6;1SN-04;22.5MPa
Finished length: 1,400 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

Same system

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Installation route: 分配阀后~接线板(液压油箱后)

Length: 1,380 mm
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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. 23

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Installation route: 分配阀前~接线板(液压油箱后)

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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. 21

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Installation route: 分配阀下右~电磁阀(分配阀旁)

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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. 24

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Installation route: 分配阀右~电磁阀(分配阀旁)

Length: 1,100 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. 19

4366863

Installation route: 分配阀前~接线板(液压油箱后)

Length: 820 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

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