Hydraulic line repair data

Hitachi ZX250F Control Valve Hose List

Hitachi ZX250F Control Valve currently has 7 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 7 records
Full specifications: 7 records
Systems: 1 systems
Length range: 350–1,350 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 74

4632041

Installation route: 分配阀右~电磁阀

Length: 500 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 90°美制内螺纹74°内锥
Right fitting: 45°美制内螺纹74°内锥

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Diagram Pipe No. 1

4437943

Installation route: 分配阀下~液压油箱

Length: 1,350 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

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Diagram Pipe No. 40

4470393

Installation route: 分配阀右~分配阀右

Length: 350 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

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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

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Diagram Pipe No. 45

9198870

Installation route: 分配阀上~液压油箱

Length: 650 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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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

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Diagram Pipe No. 45

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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Based on current published data

Common Repair Questions

Questions appear only when a published record or linked PDF page provides the answer.

How many hoses are currently listed for Hitachi ZX250F Control Valve?

There are 7 published records. 7 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX250F Control Valve?

Based on published records with valid lengths, the range is 350–1,350 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX250F Control Valve?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (5 records), DN10;1SN-06;18MPa (1 records), DN10;1SN-6;7Mpa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX250F Control Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 4632041: left 90°美制内螺纹74°内锥; right 45°美制内螺纹74°内锥; 4437943: left 美制内螺纹74°内锥; right 90°美制内螺纹74°内锥; 4470393: left 美制内螺纹74°内锥; right 90°美制内螺纹74°内锥. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi ZX250F Control Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 74 (4632041), Pipe No. 1 (4437943), Pipe No. 40 (4470393), Pipe No. 25 (4444735). Open a record to compare its installation position with the linked manual page.