Individual hose record

4722251 Hose Repair Specifications

Excavator · Hitachi · ZX470LC-6 · Control Valve

Finished length1,950 mm

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Installation diagram — Pipe No. 4

Locate Pipe No. 4 in the diagram, then confirm part number 4722251 before removing the hose.

Hitachi ZX470LC-6 installation diagram showing hydraulic hose 4722251 at Pipe No. 4
Hitachi ZX470LC-6Part 4722251 · Pipe No. 4Open full-size diagram

Repair specifications

Part number
4722251
Diagram pipe number
4
Installation route
分配阀左~过渡阀块(大臂下部)
Hose specification
DN32;6SH-20;42MPa
Finished length
1,950 mm
Working pressure
42 MPa
Left fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting
75°法兰-重型
Quantity
1

Same system

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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. 9

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Installation route: 分配阀右~电磁阀(液压油箱)

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Left fitting
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Right fitting
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Diagram Pipe No. 11

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Installation route: 分配阀右~铁管(大臂油缸)

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Specification
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Left fitting
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Right fitting
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Diagram Pipe No. 25

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Installation route: 分配阀上~电磁阀

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Right fitting
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Diagram Pipe No. 10

4713494

Installation route: 分配阀下~电磁阀(液压油箱)

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. 21

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Installation route: 分配阀上~分配阀下

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. 24

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Installation route: 分配阀上~电磁阀

Length
350 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. 61

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Installation route: 分配阀下~过渡阀块(分配阀下)

Length
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Right fitting
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