Hydraulic line repair data

Hitachi ZX290LC-5G Swivel Joint Hose List

Hitachi ZX290LC-5G Swivel Joint currently has 6 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 6 records
Full specifications: 6 records
Systems: 1 systems
Length range: 1,750–2,600 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 1

4447490

Installation route: 回转接头~电磁阀

Length: 1,750 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. 0

4635303

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,400 mm
Specification: DN25;4SH-16;34.5Mpa
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. 7

4459641

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,550 mm
Specification: DN13;1SN-08;16MPa
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. 1

4642975

Installation route: 回转接头~回油铁管(液压油箱)

Length: 2,250 mm
Specification: DN13;2SN-08;27.5MPa
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. 1

4635305

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,400 mm
Specification: DN25;4SH-16;34.5Mpa
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. 12

4429283

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 2,600 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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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 ZX290LC-5G Swivel Joint?

There are 6 published records. 6 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX290LC-5G Swivel Joint?

Based on published records with valid lengths, the range is 1,750–2,600 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX290LC-5G Swivel Joint?

The most frequent raw specifications in the current published records are: DN25;4SH-16;34.5Mpa (2 records), DN6;1SN-04;22.5MPa (2 records), DN13;1SN-08;16MPa (1 records), DN13;2SN-08;27.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX290LC-5G Swivel Joint?

Each record keeps the left and right fitting descriptions separate. Current examples: 4447490: left 美制内螺纹74°内锥; right 90°美制内螺纹74°内锥; 4635303: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal; 4459641: 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 ZX290LC-5G Swivel Joint hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 1 (4447490), Pipe No. 0 (4635303), Pipe No. 7 (4459641), Pipe No. 1 (4642975). Open a record to compare its installation position with the linked manual page.