Hydraulic line repair data

Hitachi ZX270LC-3 Control Valve Hose List

Hitachi ZX270LC-3 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: 430–850 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 6

4628911

Installation route: 分配阀上~回转马达

Length: 430 mm
Specification: DN25;1SN-16;8.8MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 45

4630947

Installation route: 分配阀左~电磁阀

Length: 850 mm
Specification: DN6;1SN-04;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. 35

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. 8

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. 33

4452733

Installation route: 分配阀右~电磁阀

Length: 450 mm
Specification: DN6;1SN-04;22.5MPa
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. 23

4643029

Installation route: 分配阀上~分配阀右

Length: 550 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 45°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. 51

4630946

Installation route: 分配阀下~电磁阀

Length: 850 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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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 ZX270LC-3 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 ZX270LC-3 Control Valve?

Based on published records with valid lengths, the range is 430–850 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX270LC-3 Control Valve?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (5 records), DN25;1SN-16;8.8MPa (1 records), DN6;1SN-04;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 ZX270LC-3 Control Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 4628911: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal; 4630947: left 美制内螺纹37°内锥; right 90°美制内螺纹37°内锥; 4427351: left 90°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 ZX270LC-3 Control Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 6 (4628911), Pipe No. 45 (4630947), Pipe No. 35 (4427351), Pipe No. 8 (4632041). Open a record to compare its installation position with the linked manual page.