Individual hose record

4401234 Hose Repair Specifications

Excavator · Hitachi · EX370-5 · Grease Lines

Finished length6,660 mm

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Installation diagram — Pipe No. 4

Locate Pipe No. 4 in the diagram, then confirm part number 4401234 before removing the hose.

Hitachi EX370-5 installation diagram showing hydraulic hose 4401234 at Pipe No. 4
Hitachi EX370-5Part 4401234 · Pipe No. 4Open full-size diagram

Repair specifications

Part number
4401234
Diagram pipe number
4
Installation route
大臂黄油管
Hose specification
DN5;2层纤维-3;14MPa
Finished length
6,660 mm
Working pressure
14 MPa
Left fitting
美制内螺纹37°内锥
Right fitting
公制卡套式
Quantity
4

Same system

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

Length
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Specification
DN6;1SN-04;22.5MPa
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. 2

4407364

Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管

Length
3,400 mm
Specification
DN5;2层纤维-3;14MPa
Left fitting
美制内螺纹37°内锥
Right fitting
公制卡套式
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Diagram Pipe No. 0A

4401540

Installation route: 黄油泵~大臂(黄油)

Length
3,000 mm
Specification
DN6;1SN-4;10.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
公制卡套式
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Diagram Pipe No. 12

4257291

Installation route: Left boom-cylinder grease lineOriginal Chinese: 左大臂油缸黄油管

Length
3,600 mm
Specification
DN6;1SN-04;22.5MPa
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. 11

4289772

Installation route: Right boom-cylinder grease lineOriginal Chinese: 右大臂油缸黄油管

Length
3,600 mm
Specification
DN6;1SN-04;22.5MPa
Left fitting
美制内螺纹74°内锥
Right fitting
美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 3

4374427

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

Length
3,560 mm
Specification
DN5;2层纤维-3;14MPa
Left fitting
美制内螺纹37°内锥
Right fitting
公制卡套式
View full repair specifications
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