Individual hose record

4437640 Hose Repair Specifications

Excavator · Hitachi · ZX230W-5N · Control Lever

Finished length2,950 mm

Locate this hose

Installation diagram — Pipe No. 18

Locate Pipe No. 18 in the diagram, then confirm part number 4437640 before removing the hose.

Hitachi ZX230W-5N installation diagram showing hydraulic hose 4437640 at Pipe No. 18
Hitachi ZX230W-5NPart 4437640 · Pipe No. 18Open full-size diagram

Repair specifications

Part number
4437640
Diagram pipe number
18
Installation route
右手柄~中转接头
Hose specification
DN10;1SN-6;7Mpa
Finished length
2,950 mm
Working pressure
7 MPa
Left fitting
美制内螺纹37°内锥
Right fitting
美制内螺纹37°内锥
Quantity
1

Same system

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Installation route: 左手柄~中转接头

Length
3,450 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. 32

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Installation route: 中转接头~分配阀下

Length
950 mm
Specification
DN10;1SN-6;7Mpa
Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 32

4664442

Installation route: 中转接头~分配阀下

Length
750 mm
Specification
DN10;1SN-6;7Mpa
Left fitting
美制内螺纹37°内锥
Right fitting
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Diagram Pipe No. 21

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Installation route: 左手柄~进回油阀

Length
1,300 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. 19

4446841

Installation route: 右手柄~中转接头

Length
2,900 mm
Specification
DN10;1SN-06;18MPa
Left fitting
美制内螺纹74°内锥
Right fitting
美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 17

4437638

Installation route: 右手柄~中转接头

Length
2,950 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
View full repair specifications

Diagram Pipe No. 11

4685578

Installation route: 中转接头~电磁阀(液压泵)

Length
2,750 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
View full repair specifications

Diagram Pipe No. 29

4630932

Installation route: 中转接头~分配阀下

Length
1,200 mm
Specification
DN10;1SN-06;18MPa
Left fitting
美制内螺纹74°内锥
Right fitting
45°美制内螺纹74°内锥
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