Individual hose record

4277867 Hose Repair Specifications

Excavator · Hitachi · EX220LC-3 · Swivel Joint

Finished length780 mm

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Installation diagram — Pipe No. 70A

Locate Pipe No. 70A in the diagram, then confirm part number 4277867 before removing the hose.

Hitachi EX220LC-3 installation diagram showing hydraulic hose 4277867 at Pipe No. 70A — Hitachi EX220LC-3Part 4277867 · Pipe No. 70AOpen full-size diagram

Repair specifications

Part number: 4277867
Diagram pipe number: 70A
Installation route: 回转接头~回油铁管(液压油箱)
Hose specification: DN10;1层纤维-6;14MPa
Finished length: 780 mm
Working pressure: 14 MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥
Quantity: 1

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Diagram Pipe No. 1

4254419

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,150 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 0

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Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

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Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 21

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Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

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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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Diagram Pipe No. 21

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Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

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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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Diagram Pipe No. 1

4258301

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,300 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 14

4266183

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,400 mm
Specification: DN12;4层纤维层-8;3MPa
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. 14

4262932

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,200 mm
Specification: DN12;4层纤维层-8;3MPa
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. 0

4254418

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,150 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

View full repair specifications