Individual hose record

4022547 Hose Repair Specifications

Excavator · Hitachi · EX1200-7 · Grease Lines

Finished length450 mm

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Installation diagram — Pipe No. 24

Locate Pipe No. 24 in the diagram, then confirm part number 4022547 before removing the hose.

Hitachi EX1200-7 installation diagram showing hydraulic hose 4022547 at Pipe No. 24 — Hitachi EX1200-7Part 4022547 · Pipe No. 24Open full-size diagram

Repair specifications

Part number: 4022547
Diagram pipe number: 24
Installation route: 大臂油缸黄油管
Hose specification: DN6;1SN-4;7MPa
Finished length: 450 mm
Working pressure: 7 MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥
Quantity: 2

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Diagram Pipe No. 25

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

Length: 650 mm
Specification: DN6;1SN-4;7MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Diagram Pipe No. 22

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Installation route: 过渡阀块(黄油)~过渡阀块(大臂下)

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Diagram Pipe No. 31

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Installation route: 小臂销黄油管

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Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Diagram Pipe No. 24

4022547

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

Length: 450 mm
Specification: DN6;1SN-4;7MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Diagram Pipe No. 9

4435078

Installation route: 分流阀(黄油)~过渡阀块(黄油)

Length: 2,950 mm
Specification: DN6;1SN-4;20.5MPa
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. 24

4022547

Installation route: 小臂销黄油管

Length: 450 mm
Specification: DN6;1SN-4;7MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

View full repair specifications