Hydraulic line repair data

Hitachi ZX190W-3 Swivel Joint Hose List

Hitachi ZX190W-3 Swivel Joint currently has 11 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses
11 records
Full specifications
11 records
Systems
1 systems
Length range
350–1,700 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 25A

4420423

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

Length
500 mm
Specification
DN12;1SN-8;7Mpa
Left fitting
美制内螺纹37°内锥
Right fitting
90°美制内螺纹37°内锥
View full repair specifications

Diagram Pipe No. 36A

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
View full repair specifications

Diagram Pipe No. 31

9265954

Installation route: 回转接头~电磁阀

Length
750 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
View full repair specifications

Diagram Pipe No. 31A

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
View full repair specifications

Diagram Pipe No. 36

9265995

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
View full repair specifications

Diagram Pipe No. 29A

4674457

Installation route: 回转接头~电磁阀

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
View full repair specifications

Diagram Pipe No. 1A

4315339

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

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
View full repair specifications

Diagram Pipe No. 26

4304469

Installation route: 回转接头~回油铁管(液压油箱)

Length
1,200 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
View full repair specifications

Diagram Pipe No. 42

4665151

Installation route: 回转接头~刹车踏板

Length
1,700 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
View full repair specifications

Diagram Pipe No. 3A

4305229

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

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
View full repair specifications

Diagram Pipe No. 31A

4448946

Installation route: 回转接头~电磁阀

Length
750 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
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 ZX190W-3 Swivel Joint?

There are 11 published records. 11 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi ZX190W-3 Swivel Joint?

Based on published records with valid lengths, the range is 350–1,700 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX190W-3 Swivel Joint?

The most frequent raw specifications in the current published records are: DN12;1SN-8;7Mpa (4 records), DN10;1SN-06;18MPa (3 records), DN10;2SN-06;20.5MPa (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-3 Swivel Joint?

Each record keeps the left and right fitting descriptions separate. Current examples: 4420423: left 美制内螺纹37°内锥; right 90°美制内螺纹37°内锥; 4657309: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 9265954: 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 ZX190W-3 Swivel Joint hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 25A (4420423), Pipe No. 36A (4657309), Pipe No. 31 (9265954), Pipe No. 31A (4436269). Open a record to compare its installation position with the linked manual page.

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