Hydraulic line repair data

Hitachi ZX300LC-6N Attachments – Breaker Hose List

Hitachi ZX300LC-6N Attachments – Breaker currently has 12 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 12 records
Full specifications: 12 records
Systems: 1 systems
Length range: 400–2,400 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 31

4429016

Installation route: 电磁阀(破碎器)~过渡阀块(破碎器)

Length: 2,250 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. 31

4449378

Installation route: 过渡阀块(破碎器)~电磁阀(破碎器)

Length: 2,400 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. 28

4453063

Installation route: 中转接头~分配阀上

Length: 630 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 45°美制内螺纹37°内锥

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Diagram Pipe No. 11

4647877

Installation route: 过渡阀块(破碎器)~分配阀左

Length: 950 mm
Specification: DN25;4SP-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. 17

FF509627

Installation route: 过渡阀块(破碎器)~回油铁管(液压油箱)

Length: 800 mm
Specification: DN31;1SN-20;6.3Mpa
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. 13

4648099

Installation route: 大臂(破碎器)~过渡阀块(破碎器)

Length: 1,300 mm
Specification: DN25;4SP-16;35Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 4

4648205

Installation route: 破碎器踏板~进回油阀

Length: 650 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 45°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. 3

4648204

Installation route: 破碎器踏板~进回油阀

Length: 550 mm
Specification: DN10;1SN-6;7Mpa
Left fitting: 45°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. 5

4696560

Installation route: 破碎器踏板~控制阀(破碎器)

Length: 1,200 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. 1

4650194

Installation route: 大臂(前段)~大臂(后段)

Length: 1,700 mm
Specification: DN25;4SP-16;35Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 34

4452734

Installation route: 电磁阀~过渡阀块(破碎器)

Length: 400 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. 32

4657420

Installation route: 液压油箱~电磁阀(破碎器)

Length: 2,250 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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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 ZX300LC-6N Attachments – Breaker?

There are 12 published records. 12 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX300LC-6N Attachments – Breaker?

Based on published records with valid lengths, the range is 400–2,400 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX300LC-6N Attachments – Breaker?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (5 records), DN6;1SN-04;22.5MPa (3 records), DN25;4SP-16;35Mpa (2 records), DN25;4SP-16;34.5MPa (1 records), DN31;1SN-20;6.3Mpa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX300LC-6N Attachments – Breaker?

Each record keeps the left and right fitting descriptions separate. Current examples: 4429016: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥; 4449378: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥; 4453063: left 美制内螺纹37°内锥; right 45°美制内螺纹37°内锥. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi ZX300LC-6N Attachments – Breaker hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 31 (4429016), Pipe No. 31 (4449378), Pipe No. 28 (4453063), Pipe No. 11 (4647877). Open a record to compare its installation position with the linked manual page.