Individual hose record

4470871 Hose Repair Specifications

Excavator · Hitachi · ZX210W · Swivel Joint

Finished length1,300 mm

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Installation diagram — Pipe No. 30B

Locate Pipe No. 30B in the diagram, then confirm part number 4470871 before removing the hose.

Hitachi ZX210W installation diagram showing hydraulic hose 4470871 at Pipe No. 30B
Hitachi ZX210WPart 4470871 · Pipe No. 30BOpen full-size diagram

Repair specifications

Part number
4470871
Diagram pipe number
30B
Installation route
回转接头~电磁阀(变速箱)
Hose specification
DN10;1SN-6;7Mpa
Finished length
1,300 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

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美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 30

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Installation route: 回转接头~电磁阀(变速箱)

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Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 34A

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Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
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Diagram Pipe No. 49

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Right fitting
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Diagram Pipe No. 49A

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Installation route: 回转接头~下盘支撑轴

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. 49A

4452733

Installation route: 回转接头~底盘支撑轴

Length
450 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. 34A

4374023

Installation route: 回转接头~过渡阀块(底盘)

Length
900 mm
Specification
DN19;2SN-12;21.5MPa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
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Diagram Pipe No. 34

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Installation route: 回转接头~过渡阀块(底盘)

Length
900 mm
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
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