Individual hose record

4450779 Hose Repair Specifications

Excavator · Hitachi · ZX450LC · Grease Lines

Finished length1,150 mm

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Installation diagram — Pipe No. 31

Locate Pipe No. 31 in the diagram, then confirm part number 4450779 before removing the hose.

Hitachi ZX450LC installation diagram showing hydraulic hose 4450779 at Pipe No. 31
Hitachi ZX450LCPart 4450779 · Pipe No. 31Open full-size diagram

Repair specifications

Part number
4450779
Diagram pipe number
31
Installation route
右大臂销黄油管
Hose specification
DN6;1SN-04;22.5MPa
Finished length
1,150 mm
Working pressure
22.5 MPa
Left fitting
美制内螺纹74°内锥
Right fitting
美制内螺纹74°内锥
Quantity
1

Same system

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Right fitting
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Diagram Pipe No. 33

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Right fitting
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Diagram Pipe No. 1

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美制内螺纹74°内锥
Right fitting
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Diagram Pipe No. 34

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Right fitting
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Diagram Pipe No. 30

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Installation route: 左大臂销黄油管

Length
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Specification
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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. 35

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Installation route: 大臂黄油管

Length
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Specification
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Left fitting
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Right fitting
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Diagram Pipe No. 6

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Installation route: Arm-cylinder grease lineOriginal Chinese: 小臂油缸黄油管

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. 3

4289772

Installation route: Arm-cylinder grease lineOriginal Chinese: 小臂油缸黄油管

Length
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Specification
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Left fitting
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Right fitting
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