Hydraulic line repair data

Hitachi EX750-5 Solenoid Valve Hose List

Coverage details
Hoses
2 records
Full specifications
2 records
Systems
1 systems
Length range
750–1,250 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. 51

4375832

Installation route: Installation route — English review pendingOriginal Chinese: 电磁阀~接线板(遮蔽板)

Length
750 mm
Specification
DN10;1SN-6;7Mpa
Left fitting
90° elbow, American female thread, 37° internal cone seatOriginal Chinese: 90°美制内螺纹37°内锥
Right fitting
American male thread, 37° external cone seatOriginal Chinese: 美制外螺纹37°外锥
View full repair specifications

Diagram Pipe No. 30

4368704

Installation route: Installation route — English review pendingOriginal Chinese: 电磁阀~回油铁管(液压油箱)

Length
1,250 mm
Specification
DN10;1SN-6;7Mpa
Left fitting
American female thread, 37° internal cone seatOriginal Chinese: 美制内螺纹37°内锥
Right fitting
90° elbow, American female thread, 37° internal cone seatOriginal Chinese: 90°美制内螺纹37°内锥
View full repair specifications

Workshop guide

Finding the correct hydraulic hose for Hitachi EX750-5 Solenoid Valve

Start with the machine and route

For Hitachi EX750-5 Solenoid Valve, identify the exact model and hydraulic system on the machine first. A part number or diagram pipe number is the fastest way to narrow a replacement hose; if neither is visible, compare the installation route and the existing hose.

See all Hitachi EX750-5 systems

Read the dimensions before cutting

Check whether a listed dimension is finished assembly length, hose-only length, or cut length. These are not interchangeable. Confirm hose specification and pressure rating, then compare both ends separately: thread, sealing seat, size, angle, and orientation.

Records to compare

  • 4375832750 mm · DN10;1SN-6;7Mpa · Installation route — English review pending
  • 43687041,250 mm · DN10;1SN-6;7Mpa · Installation route — English review pending

Use the drawing as a location check

Where an installation drawing or manual figure is available, match its callout to the part number and physical route. A hydraulic circuit diagram explains connections but does not show the exact routing of a hose on the machine. Take the old hose or clear end-fitting photographs to the workshop if any dimension is missing.

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 EX750-5 Solenoid Valve?

There are 2 published records. 2 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi EX750-5 Solenoid Valve?

Based on published records with valid lengths, the range is 750–1,250 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi EX750-5 Solenoid Valve?

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

How can I identify the left and right hose fittings for Hitachi EX750-5 Solenoid Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 4375832: left 90° elbow, American female thread, 37° internal cone seat; right American male thread, 37° external cone seat; 4368704: left American female thread, 37° internal cone seat; right 90° elbow, American female thread, 37° internal cone seat. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi EX750-5 Solenoid Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 51 (4375832), Pipe No. 30 (4368704). Open a record to compare its installation position with the linked manual page.

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