Individual hose record

4437902 Hose Repair Specifications

Excavator · Hitachi · EX1200-7 · Control Valve

Finished length1,100 mm

Locate this hose

Installation diagram — Pipe No. 24

Locate Pipe No. 24 in the diagram, then confirm part number 4437902 before removing the hose.

Hitachi EX1200-7 installation diagram showing hydraulic hose 4437902 at Pipe No. 24 — Hitachi EX1200-7Part 4437902 · Pipe No. 24Open full-size diagram

Repair specifications

Part number: 4437902
Diagram pipe number: 24
Installation route: 分配阀右~电磁阀(分配阀旁)
Hose specification: DN6;1SN-04;22.5MPa
Finished length: 1,100 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. 22

4455438

Installation route: 分配阀右~电磁阀(分配阀旁)

Length: 1,400 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. 22

4319150

Installation route: 分配阀后~接线板(液压油箱后)

Length: 1,380 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. 23

4722364

Installation route: 分配阀前~接线板(液压油箱后)

Length: 780 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. 21

4298000

Installation route: 分配阀下右~电磁阀(分配阀旁)

Length: 840 mm
Specification: DN6;1SN-4;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. 19

4366863

Installation route: 分配阀前~接线板(液压油箱后)

Length: 820 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