Hydraulic line repair data

Hitachi ZX230 Supply and Return Valve Hose List

Coverage details

Hoses: 2 records
Full specifications: 2 records
Systems: 1 systems
Length range: 3,150–3,200 mm

Current system

Find a hose in this system

Use the number on the diagram, a part number, connection point, length, hose size, or fitting.

Pipe number, part number, route, length, or fittingSearch another machine

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 8

4442173

Installation route: 进回油阀~中转接头

Length: 3,150 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. 13

4465617

Installation route: 进回油阀~中转接头

Length: 3,200 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

View full repair specifications

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 ZX230 Supply and Return 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 ZX230 Supply and Return Valve?

Based on published records with valid lengths, the range is 3,150–3,200 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX230 Supply and Return Valve?

The most frequent raw specifications in the current published records are: DN10;1SN-06;18MPa (1 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 ZX230 Supply and Return Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 4442173: left 美制内螺纹74°内锥; right 90°美制内螺纹74°内锥; 4465617: left 美制内螺纹74°内锥; right 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 ZX230 Supply and Return Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 8 (4442173), Pipe No. 13 (4465617). Open a record to compare its installation position with the linked manual page.