Hydraulic line repair data

Hitachi ZX190W-5N Swivel Joint Hose List

Hitachi ZX190W-5N Swivel Joint currently has 10 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 10 records
Full specifications: 10 records
Systems: 1 systems
Length range: 350–1,900 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 1

4250079

Installation route: 回转接头~铁管(分配阀)

Length: 1,000 mm
Specification: DN19;4SP-12;34.5MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 25

4724127

Installation route: 回转接头~刹车踏板

Length: 1,900 mm
Specification: DN10;2SN-6;20.5MPa
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. 1

4305229

Installation route: 回转接头~前传动轴

Length: 1,000 mm
Specification: DN10;2SN-06;20.5MPa
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. 0

4313427

Installation route: 回转接头~回油铁管(液压油箱)

Length: 1,000 mm
Specification: DN13;1SN-08;16MPa
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. 0

9254556

Installation route: 回转接头~回油铁管(液压油箱)

Length: 1,000 mm
Specification: DN13;1SN-08;16MPa
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. 3

4305229

Installation route: 回转接头~转向油缸

Length: 1,000 mm
Specification: DN10;2SN-06;20.5MPa
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. 36

4657309

Installation route: Swivel joint → travel motorOriginal Chinese: 回转接头~行走马达

Length: 420 mm
Specification: DN12;1SN-8;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. 23

4724125

Installation route: 回转接头~过渡阀块(刹车踏板)

Length: 1,850 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. 31

4436269

Installation route: 回转接头~回转接头下

Length: 350 mm
Specification: DN10;1SN-06;18MPa
Left fitting: 90°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. 1

4315339

Installation route: 回转接头~转向油缸

Length: 1,050 mm
Specification: DN10;4SH-06;44.5MPa
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 ZX190W-5N Swivel Joint?

There are 10 published records. 10 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX190W-5N Swivel Joint?

Based on published records with valid lengths, the range is 350–1,900 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX190W-5N Swivel Joint?

The most frequent raw specifications in the current published records are: DN10;2SN-06;20.5MPa (2 records), DN13;1SN-08;16MPa (2 records), DN10;1SN-06;18MPa (1 records), DN10;2SN-6;20.5MPa (1 records), DN10;4SH-06;44.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi ZX190W-5N Swivel Joint?

Each record keeps the left and right fitting descriptions separate. Current examples: 4250079: left American female thread, flat-face seal; right American female thread, flat-face seal; 4724127: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4305229: 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 ZX190W-5N Swivel Joint hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 1 (4250079), Pipe No. 25 (4724127), Pipe No. 1 (4305229), Pipe No. 0 (4313427). Open a record to compare its installation position with the linked manual page.