Individual hose record

4303104 Hose Repair Specifications

Excavator · Hitachi · EX220LC-3 · Attachments – Breaker

Finished length2,450 mm

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Installation diagram — Pipe No. 21

Locate Pipe No. 21 in the diagram, then confirm part number 4303104 before removing the hose.

Hitachi EX220LC-3 installation diagram showing hydraulic hose 4303104 at Pipe No. 21 — Hitachi EX220LC-3Part 4303104 · Pipe No. 21Open full-size diagram

Repair specifications

Part number: 4303104
Diagram pipe number: 21
Installation route: 分配阀上~接线板(破碎器踏板)
Hose specification: DN10;1层纤维-6;14MPa
Finished length: 2,450 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

Same system

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Diagram Pipe No. 7

4210341

Installation route: 破碎器踏板~行走踏板

Length: 1,200 mm
Specification: DN10;1层纤维-6;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 36

4311183

Installation route: 破碎器踏板~接线板(踏板)

Length: 1,130 mm
Specification: DN10;1层纤维-6;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 8

4210340

Installation route: 破碎器踏板~进回油阀

Length: 1,350 mm
Specification: DN10;1层纤维-6;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 4

4286819

Installation route: 大臂(前段)~大臂(后段)

Length: 1,850 mm
Specification: DN25;4SP-16;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. 23

4310582

Installation route: 破碎器踏板~接线板(踏板)

Length: 1,080 mm
Specification: DN10;1层纤维-6;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

View full repair specifications