Individual hose record

4452037 Hose Repair Specifications

Excavator · Hitachi · ZX230LC · Attachments

Finished length850 mm

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Installation diagram — Pipe No. 23

Locate Pipe No. 23 in the diagram, then confirm part number 4452037 before removing the hose.

Hitachi ZX230LC installation diagram showing hydraulic hose 4452037 at Pipe No. 23
Hitachi ZX230LCPart 4452037 · Pipe No. 23Open full-size diagram

Repair specifications

Part number
4452037
Diagram pipe number
23
Installation route
流速切换阀~过渡阀块(辅助)
Hose specification
DN6;1SN-4;7Mpa
Finished length
850 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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Specification
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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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Diagram Pipe No. 11

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Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 8

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Installation route: 分配阀左~电磁阀

Length
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Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 7

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Installation route: 先导泵~控制阀(辅助)

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. 33

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Installation route: 过渡阀块(辅助)~过渡阀块

Length
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Specification
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Left fitting
美制内螺纹74°内锥
Right fitting
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Diagram Pipe No. 12

4285797

Installation route: 控制阀(辅助)~慢速回流阀

Length
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Specification
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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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Diagram Pipe No. 28

4462262

Installation route: 大臂(辅助)~回油铁管(液压油箱)

Length
3,000 mm
Specification
DN10;2SN-6;34.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 22

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Installation route: 过渡阀块(辅助)~过渡阀块(辅助)

Length
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Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
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