Hydraulic line repair data

Hitachi ZX135US Hydraulic Pump Hose List

Coverage details

Hoses: 3 records
Full specifications: 3 records
Systems: 1 systems
Length range: 500–2,000 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. 20

9204019

Installation route: 液压泵~中转接头

Length: 2,000 mm
Specification: DN10;1SN-06;18MPa
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. 20A

4449326

Installation route: 液压泵~中转接头

Length: 2,000 mm
Specification: DN10;1SN-06;18MPa
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. 3

4436293

Installation route: 液压泵~先导滤芯

Length: 500 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. 14

9202045

Installation route: 液压泵~分配阀(进油)

Length: 1,630 mm
Specification: DN16;4SP-10;34.5Mpa
Left fitting: Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 21A

4449328

Installation route: 液压泵~中转接头

Length: 2,000 mm
Specification: DN10;1SN-06;18MPa
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. 14A

4455499

Installation route: 液压泵~分配阀(进油)

Length: 1,630 mm
Specification: DN16;4SP-10;34.5Mpa
Left fitting: Heavy-series flangeOriginal Chinese: 法兰-重型
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 13

9202044

Installation route: 液压泵~分配阀(进油)

Length: 1,650 mm
Specification: DN16;4SP-10;34.5Mpa
Left fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 21

9200097

Installation route: 液压泵~中转接头

Length: 2,000 mm
Specification: DN10;1SN-06;18MPa
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. 13

4449353

Installation route: 液压泵~吸油铁管

Length: 1,650 mm
Specification: DN16;4SP-10;34.5Mpa
Left fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 13A

4455500

Installation route: 液压泵~分配阀(进油)

Length: 1,650 mm
Specification: DN16;4SP-10;34.5Mpa
Left fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 14

4449354

Installation route: 液压泵~液压油箱

Length: 800 mm
Specification: DN12;1SN-8;7MPa
Left fitting: 90°美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°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 ZX135US 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 ZX135US Hydraulic Pump?

Based on published records with valid lengths, the range is 500–2,000 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX135US Hydraulic Pump?

The most frequent raw specifications in the current published records are: DN10;1SN-06;18MPa (2 records), DN6;1SN-04;22.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX135US Hydraulic Pump?

Each record keeps the left and right fitting descriptions separate. Current examples: 9204019: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥; 4449326: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥; 4436293: 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 ZX135US Hydraulic Pump hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 20 (9204019), Pipe No. 20A (4449326), Pipe No. 3 (4436293). Open a record to compare its installation position with the linked manual page.