Individual hose record

4268968 Hose Repair Specifications

Excavator · Hitachi · EX400LC-3 · Attachments – Breaker

Finished length1,300 mm

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Installation diagram — Pipe No. 21

Locate Pipe No. 21 in the diagram, then confirm part number 4268968 before removing the hose.

Hitachi EX400LC-3 installation diagram showing hydraulic hose 4268968 at Pipe No. 21
Hitachi EX400LC-3Part 4268968 · Pipe No. 21Open full-size diagram

Repair specifications

Part number
4268968
Diagram pipe number
21
Installation route
破碎器滤芯~回油铁管(分配阀)
Hose specification
DN32;2SN-20;7MPa
Finished length
1,300 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
1

Same system

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Installation route: 过渡阀块(破碎器)~破碎器滤芯

Length
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Specification
DN32;2SN-20;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. 34

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Installation route: 分配阀下左~过渡阀块(踏板)

Length
3,400 mm
Specification
DN10;1层纤维-6;14MPa
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

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
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Diagram Pipe No. 1

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. 58

4348070

Installation route: 分配阀左~铁管(破碎器)

Length
1,850 mm
Specification
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Left fitting
Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting
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Diagram Pipe No. 32

4283165

Installation route: 破碎器踏板~过渡阀块(踏板)

Length
1,000 mm
Specification
DN10;1层纤维-6;14MPa
Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 31

4344221

Installation route: 破碎器踏板~过渡阀块(踏板)

Length
1,000 mm
Specification
DN10;1层纤维-6;14MPa
Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 10

4343209

Installation route: 大臂(后段)~卸压安全阀(破碎器)

Length
900 mm
Specification
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Left fitting
American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting
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