Individual hose record

4448853 Hose Repair Specifications

Excavator · Hitachi · ZX270LC · Attachments

Finished length1,050 mm

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Installation diagram — Pipe No. 8

Locate Pipe No. 8 in the diagram, then confirm part number 4448853 before removing the hose.

Hitachi ZX270LC installation diagram showing hydraulic hose 4448853 at Pipe No. 8
Hitachi ZX270LCPart 4448853 · Pipe No. 8Open full-size diagram

Repair specifications

Part number
4448853
Diagram pipe number
8
Installation route
分配阀左~电磁阀
Hose specification
DN6;1SN-4;7Mpa
Finished length
1,050 mm
Working pressure
7 MPa
Left fitting
美制内螺纹37°内锥
Right fitting
90°美制内螺纹37°内锥
Quantity
1

Same system

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Diagram Pipe No. 40

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Installation route: 分配阀右~液压油箱

Length
720 mm
Specification
DN6;1SN-4;7MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
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Diagram Pipe No. 53

4453683

Installation route: 分配阀左~流速切换阀

Length
850 mm
Specification
DN6;1SN-4;7Mpa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
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Diagram Pipe No. 28

4462262

Installation route: 大臂(辅助)~控制阀(辅助)

Length
3,000 mm
Specification
DN10;2SN-6;34.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
45°美制内螺纹37°内锥
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Diagram Pipe No. 33

4452733

Installation route: 过渡阀块(辅助)~过渡阀块

Length
450 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. 28

4462262

Installation route: 大臂(辅助)~回油铁管(液压油箱)

Length
3,000 mm
Specification
DN10;2SN-6;34.5MPa
Left fitting
美制内螺纹37°内锥
Right fitting
45°美制内螺纹37°内锥
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Diagram Pipe No. 7

4285795

Installation route: 先导泵~控制阀(辅助)

Length
500 mm
Specification
DN12;4SP-8;34.5Mpa
Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
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Diagram Pipe No. 18

4452733

Installation route: 过渡阀块(控制阀(分节油缸))~过渡阀块

Length
450 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. 15

4366894

Installation route: 控制阀(辅助)~电磁阀(辅助)

Length
830 mm
Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
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