Individual hose record

4437943 Hose Repair Specifications

Excavator · Hitachi · ZX250 · Control Valve

Finished length1,350 mm

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Installation diagram — Pipe No. 1

Locate Pipe No. 1 in the diagram, then confirm part number 4437943 before removing the hose.

Hitachi ZX250 installation diagram showing hydraulic hose 4437943 at Pipe No. 1 — Hitachi ZX250Part 4437943 · Pipe No. 1Open full-size diagram

Repair specifications

Part number: 4437943
Diagram pipe number: 1
Installation route: 分配阀下~液压油箱
Hose specification: DN6;1SN-04;22.5MPa
Finished length: 1,350 mm
Working pressure: 22.5 MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥
Quantity: 1

Same system

Related Hoses

Diagram Pipe No. 10

DH900311

Installation route: 分配阀左~分配阀左

Length: 450 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 90°美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

View full repair specifications

Diagram Pipe No. 6

4437944

Installation route: 分配阀上~液压油箱

Length: 650 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

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Diagram Pipe No. 25

4444735

Installation route: 分配阀后~液压油箱

Length: 950 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

View full repair specifications

Diagram Pipe No. 10

4427351

Installation route: 分配阀左~分配阀左

Length: 450 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 90°美制内螺纹74°内锥
Right fitting: 90°美制内螺纹74°内锥

View full repair specifications