Individual hose record

4437638 Hose Repair Specifications

Excavator · Hitachi · ZX200LC · Attachments

Finished length2,950 mm

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Installation diagram — Pipe No. 11A

Locate Pipe No. 11A in the diagram, then confirm part number 4437638 before removing the hose.

Hitachi ZX200LC installation diagram showing hydraulic hose 4437638 at Pipe No. 11A
Hitachi ZX200LCPart 4437638 · Pipe No. 11AOpen full-size diagram

Repair specifications

Part number
4437638
Diagram pipe number
11A
Installation route
分节大臂踏板~过渡阀块(踏板)
Hose specification
DN10;1SN-6;7Mpa
Finished length
2,950 mm
Working pressure
7 MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
Quantity
1

Same system

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Installation route: 分配阀左~流速切换阀

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. 16

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Installation route: 液压油箱~进回油阀

Length
3,900 mm
Specification
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Left fitting
美制内螺纹74°内锥
Right fitting
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Diagram Pipe No. 8

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Installation route: 电磁阀~进回油阀

Length
3,450 mm
Specification
DN10;1SN-06;18MPa
Left fitting
美制内螺纹74°内锥
Right fitting
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Diagram Pipe No. 45A

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Installation route: 分配阀右~控制阀(分节大臂)

Length
2,000 mm
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. 1

4451748

Installation route: 进回油阀~中转接头

Length
3,000 mm
Specification
DN10;1SN-06;18MPa
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. 17

4437944

Installation route: 电磁阀(行走踏板)~进回油阀

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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Diagram Pipe No. 19

4448831

Installation route: 液压油箱~过渡阀块(分节大臂)

Length
650 mm
Specification
DN6;1SN-4;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. 39

4435036

Installation route: 中转接头~分配阀下

Length
1,000 mm
Specification
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Left fitting
美制内螺纹74°内锥
Right fitting
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