Individual hose record

4374424 Hose Repair Specifications

Excavator · Hitachi · ZX270LC · Grease Lines

Finished length2,800 mm

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Installation diagram — Pipe No. 19A

Locate Pipe No. 19A in the diagram, then confirm part number 4374424 before removing the hose.

Hitachi ZX270LC installation diagram showing hydraulic hose 4374424 at Pipe No. 19A
Hitachi ZX270LCPart 4374424 · Pipe No. 19AOpen full-size diagram

Repair specifications

Part number
4374424
Diagram pipe number
19A
Installation route
大臂油缸黄油管
Hose specification
DN6;1SN-4;10.5MPa
Finished length
2,800 mm
Working pressure
10.5 MPa
Left fitting
美制内螺纹37°内锥
Right fitting
公制卡套式
Quantity
1

Same system

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Diagram Pipe No. 3

4374912

Installation route: 大臂油缸黄油管

Length
6,580 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

Diagram Pipe No. 0

4437273

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

Length
3,900 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. 2

4437275

Installation route: 大臂油缸黄油管

Length
2,880 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. 1

4374426

Installation route: 大臂油缸黄油管

Length
2,980 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

Diagram Pipe No. 2

4374908

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

Length
3,920 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

Diagram Pipe No. 3

4619480

Installation route: 大臂油缸黄油管

Length
6,680 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

Diagram Pipe No. 1

4437274

Installation route: 大臂油缸黄油管

Length
3,020 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
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