Individual hose record

4644381 Hose Repair Specifications

Excavator · Hitachi · ZX650LC-3 · Attachments

Finished length750 mm

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Installation diagram — Pipe No. 21

Locate Pipe No. 21 in the diagram, then confirm part number 4644381 before removing the hose.

Hitachi ZX650LC-3 installation diagram showing hydraulic hose 4644381 at Pipe No. 21
Hitachi ZX650LC-3Part 4644381 · Pipe No. 21Open full-size diagram

Repair specifications

Part number
4644381
Diagram pipe number
21
Installation route
散热器~铁管(散热器)
Hose specification
DN19;4SP-12;28Mpa
Finished length
750 mm
Working pressure
28 MPa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
45°美制内螺纹平面密封
Quantity
1

Same system

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4634392

Installation route: 先导滤芯~过渡阀块(支架)

Length
1,450 mm
Specification
DN13;2SN-08;27.5MPa
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. 15

4643870

Installation route: 风扇液压油泵~过渡阀块(散热器)

Length
480 mm
Specification
DN19;4SP-12;28Mpa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
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