Hydraulic line repair data

Hitachi ZX370 Attachments – Breaker Hose List

Hitachi ZX370 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: 310–3,200 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 60

4415389

Installation route: 大臂(破碎器)~回油铁管(液压油箱)

Length: 3,100 mm
Specification: DN10;2SN-6;34.5MPa
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. 16

4463973

Installation route: 破碎器踏板~过渡阀块(踏板)

Length: 310 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. 52

4269846

Installation route: 流速切换阀~过渡阀块(流速切换)

Length: 1,300 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. 13

4250888

Installation route: 大臂(后段)~卸压安全阀(破碎器)

Length: 1,200 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 29

4387816

Installation route: 大臂(破碎器)~控制阀(破碎器)

Length: 2,200 mm
Specification: DN10;2SN-6;34.5MPa
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. 15

4270447

Installation route: 控制阀(破碎器)~电磁阀(破碎器)

Length: 3,200 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. 36A

4265832

Installation route: 大臂(破碎器)~铁管(破碎器)

Length: 1,300 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 14

4404486

Installation route: 大臂(后段)~卸压安全阀(破碎器)

Length: 600 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: 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

4451543

Installation route: 小臂破碎器截止阀

Length: 1,400 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. 13

4273356

Installation route: 控制阀(破碎器)~过渡阀块(破碎器)

Length: 770 mm
Specification: DN19;4SP-12;34.5Mpa
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. 3

4452263

Installation route: 小臂破碎器截止阀左

Length: 1,800 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 36

9173059

Installation route: 大臂(破碎器)~铁管(破碎器)

Length: 1,300 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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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 ZX370 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 ZX370 Attachments – Breaker?

Based on published records with valid lengths, the range is 310–3,200 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX370 Attachments – Breaker?

The most frequent raw specifications in the current published records are: DN25;4SH-16;34.5Mpa (4 records), DN10;1SN-6;7Mpa (3 records), DN10;2SN-6;34.5MPa (2 records), DN25;4SP-16;35Mpa (2 records), DN19;4SP-12;34.5Mpa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX370 Attachments – Breaker?

Each record keeps the left and right fitting descriptions separate. Current examples: 4415389: left 美制内螺纹37°内锥; right 45°美制内螺纹37°内锥; 4463973: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4269846: left 美制内螺纹37°内锥; right 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 ZX370 Attachments – Breaker hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 60 (4415389), Pipe No. 16 (4463973), Pipe No. 52 (4269846), Pipe No. 13 (4250888). Open a record to compare its installation position with the linked manual page.