Hydraulic line repair data

Hitachi ZX190W-3 Hydraulic Pump Hose List

Coverage details

Hoses: 3 records
Full specifications: 3 records
Systems: 1 systems
Length range: 700–2,650 mm

Current system

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Use the number on the diagram, a part number, connection point, length, hose size, or fitting.

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 35

4663676

Installation route: 液压泵~分配阀(进油)

Length: 1,850 mm
Specification: DN22;4SP-14;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. 4

4655847

Installation route: 液压泵~电磁阀(隔板)

Length: 2,650 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

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Diagram Pipe No. 14

4668696

Installation route: 液压泵~吸油铁管

Length: 700 mm
Specification: DN25;1SN-16;7Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°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

9281350

Installation route: 液压泵~中转接头

Length: 4,150 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

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Diagram Pipe No. 36

4663677

Installation route: 液压泵~分配阀(进油)

Length: 2,350 mm
Specification: DN22;4SP-14;34.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 12A

4664648

Installation route: 液压泵~中转接头

Length: 4,150 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

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Diagram Pipe No. 8

4655323

Installation route: 液压泵~堵头(减震管)

Length: 450 mm
Specification: DN19;4SP-12;34.5Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 8

4655323

Installation route: 液压泵~堵头(减震管)

Length: 450 mm
Specification: DN19;4SP-12;34.5Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 9

4655324

Installation route: 液压泵~堵头(减震管)

Length: 450 mm
Specification: DN19;4SP-12;34.5Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 9

4655324

Installation route: 液压泵~堵头(减震管)

Length: 450 mm
Specification: DN19;4SP-12;34.5Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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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 ZX190W-3 Hydraulic Pump?

There are 3 published records. 3 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX190W-3 Hydraulic Pump?

Based on published records with valid lengths, the range is 700–2,650 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX190W-3 Hydraulic Pump?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (1 records), DN22;4SP-14;34.5MPa (1 records), DN25;1SN-16;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 ZX190W-3 Hydraulic Pump?

Each record keeps the left and right fitting descriptions separate. Current examples: 4663676: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal; 4655847: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4668696: left 90° elbow, American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi ZX190W-3 Hydraulic Pump hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 35 (4663676), Pipe No. 4 (4655847), Pipe No. 14 (4668696). Open a record to compare its installation position with the linked manual page.