Hydraulic line repair data

Hitachi EX200LC-5 Attachments – Lock Valve Hose List

Hitachi EX200LC-5 Attachments – Lock Valve currently has 3 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 3 records
Full specifications: 3 records
Systems: 1 systems
Length range: 500–2,600 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 56A

4370728

Installation route: 左大臂油缸锁止阀~分配阀上右

Length: 2,600 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. 32A

4304403

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length: 680 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. 24

4252875

Installation route: Left boom-cylinder lock valve → right boom-cylinder lock valveOriginal Chinese: 左大臂油缸锁止阀~右大臂油缸锁止阀

Length: 500 mm
Specification: DN6;2SN-4;68.5MPa
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 EX200LC-5 Attachments – Lock Valve?

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 EX200LC-5 Attachments – Lock Valve?

Based on published records with valid lengths, the range is 500–2,600 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi EX200LC-5 Attachments – Lock Valve?

The most frequent raw specifications in the current published records are: DN10;1SN-6;7Mpa (2 records), DN6;2SN-4;68.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi EX200LC-5 Attachments – Lock Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 4370728: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4304403: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4252875: 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 EX200LC-5 Attachments – Lock Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 56A (4370728), Pipe No. 32A (4304403), Pipe No. 24 (4252875). Open a record to compare its installation position with the linked manual page.