Hydraulic line repair data

Hitachi ZX120 Hydraulic Tank Hose List

Hitachi ZX120 Hydraulic Tank currently has 4 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 4 records
Full specifications: 4 records
Systems: 1 systems
Length range: 370–3,400 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 17A

4441179

Installation route: 液压油箱~进回油阀

Length: 3,400 mm
Specification: DN10;1层纤维-6;14MPa
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. 29A

4427838

Installation route: 液压油箱~中转接头

Length: 620 mm
Specification: DN6;2层纤维-4;14MPa
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. 25

4445714

Installation route: 液压油箱~电磁阀

Length: 370 mm
Specification: DN10;1SN-06;18MPa
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. 36

4442649

Installation route: 回油铁管(液压油箱)~先导滤芯

Length: 970 mm
Specification: DN13;2SN-08;27.5MPa
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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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 Hydraulic Tank?

There are 4 published records. 4 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX120 Hydraulic Tank?

Based on published records with valid lengths, the range is 370–3,400 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX120 Hydraulic Tank?

The most frequent raw specifications in the current published records are: DN10;1SN-06;18MPa (1 records), DN10;1层纤维-6;14MPa (1 records), DN13;2SN-08;27.5MPa (1 records), DN6;2层纤维-4;14MPa (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 Hydraulic Tank?

Each record keeps the left and right fitting descriptions separate. Current examples: 4441179: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4427838: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4445714: left 美制内螺纹74°内锥; right 90°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 Hydraulic Tank hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 17A (4441179), Pipe No. 29A (4427838), Pipe No. 25 (4445714), Pipe No. 36 (4442649). Open a record to compare its installation position with the linked manual page.