Individual hose record

4315873 Hose Repair Specifications

Excavator · Hitachi · EX550LC · Control Lever

Finished length1,950 mm

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Installation diagram — Pipe No. 9

Locate Pipe No. 9 in the diagram, then confirm part number 4315873 before removing the hose.

Hitachi EX550LC installation diagram showing hydraulic hose 4315873 at Pipe No. 9
Hitachi EX550LCPart 4315873 · Pipe No. 9Open full-size diagram

Repair specifications

Part number
4315873
Diagram pipe number
9
Installation route
左手柄~过渡阀块(手柄)
Hose specification
DN10;1SN-06;18MPa
Finished length
1,950 mm
Working pressure
18 MPa
Left fitting
美制内螺纹74°内锥
Right fitting
美制内螺纹74°内锥
Quantity
1

Same system

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Installation route: 中转接头(手柄)~分配阀下右

Length
2,400 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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Diagram Pipe No. 8

4366752

Installation route: 中转接头(手柄)~过渡阀块(手柄)

Length
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Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 34

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Installation route: 右手柄~进回油阀

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Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 34

4287527

Installation route: 右手柄~进回油阀

Length
1,550 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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Diagram Pipe No. 8

4259316

Installation route: 中转接头(手柄)~过渡阀块(手柄)

Length
300 mm
Specification
DN6;2层纤维-4;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. 32

4304411

Installation route: 左手柄~进回油阀

Length
1,150 mm
Specification
DN10;1SN-6;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. 33

4299085

Installation route: 左手柄~进回油阀

Length
1,250 mm
Specification
DN10;1SN-6;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. 24

4343398

Installation route: 中转接头(行走踏板)~回油铁管(液压油箱)

Length
1,000 mm
Specification
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Left fitting
美制内螺纹37°内锥
Right fitting
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