Individual hose record

4437978 Hose Repair Specifications

Excavator · Hitachi · ZX470-5A · Control Lever

Finished length4,300 mm

Locate this hose

Installation diagram — Pipe No. 12

Locate Pipe No. 12 in the diagram, then confirm part number 4437978 before removing the hose.

Hitachi ZX470-5A installation diagram showing hydraulic hose 4437978 at Pipe No. 12
Hitachi ZX470-5APart 4437978 · Pipe No. 12Open full-size diagram

Repair specifications

Part number
4437978
Diagram pipe number
12
Installation route
右手柄~中转接头
Hose specification
DN10;1SN-06;18MPa
Finished length
4,300 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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Diagram Pipe No. 0

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Installation route: 左手柄~进回油阀

Length
2,200 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. 15

4713483

Installation route: 中转接头~分配阀上

Length
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
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Diagram Pipe No. 7

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Installation route: 中转接头~电磁阀(液压油箱)

Length
1,650 mm
Specification
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Left fitting
美制内螺纹74°内锥
Right fitting
美制内螺纹74°内锥
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Diagram Pipe No. 3

4634371

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
美制内螺纹74°内锥
View full repair specifications

Diagram Pipe No. 15

4600798

Installation route: 左手柄~中转接头

Length
4,400 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. 7

4713480

Installation route: 中转接头~分配阀上左

Length
700 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. 2

4634370

Installation route: 中转接头~分配阀下

Length
1,250 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. 2

4675799

Installation route: 中转接头~分配阀下

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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