Hydraulic line repair data

Hitachi ZX120 Attachments – Quick Coupler Hose List

Hitachi ZX120 Attachments – Quick Coupler currently has 5 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 5 records
Full specifications: 5 records
Systems: 1 systems
Length range: 450–1,900 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 44

4436352

Installation route: 电磁阀~电磁阀(快换)

Length: 600 mm
Specification: DN6;1SN-4;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. 8

4601514

Installation route: 大臂(快换)~小臂(快换)

Length: 1,900 mm
Specification: DN10;2SN-06;34.5MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 美制内螺纹37°内锥

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Diagram Pipe No. 41

4452733

Installation route: 中转接头~过渡阀块(快换)

Length: 450 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. 48

4392192

Installation route: 流速切换阀~过渡阀块(快换)

Length: 1,500 mm
Specification: DN6;1SN-4;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. 41

4452733

Installation route: 电磁阀(快换)~过渡阀块(快换)

Length: 450 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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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 ZX120 Attachments – Quick Coupler?

There are 5 published records. 5 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX120 Attachments – Quick Coupler?

Based on published records with valid lengths, the range is 450–1,900 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX120 Attachments – Quick Coupler?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (2 records), DN6;1SN-4;7Mpa (2 records), DN10;2SN-06;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 ZX120 Attachments – Quick Coupler?

Each record keeps the left and right fitting descriptions separate. Current examples: 4436352: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4601514: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4452733: 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 ZX120 Attachments – Quick Coupler hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 44 (4436352), Pipe No. 8 (4601514), Pipe No. 41 (4452733), Pipe No. 48 (4392192). Open a record to compare its installation position with the linked manual page.