Hydraulic line repair data

Hitachi EX230LC-5 Swivel Joint Hose List

Coverage details

Hoses: 12 records
Full specifications: 12 records
Systems: 1 systems
Length range: 1,500–2,500 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 21

4402569

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

Length: 2,500 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. 1

4258301

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

Length: 2,300 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 0

4258300

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

Length: 2,300 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 0

4254418

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

Length: 2,150 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 8A

4334911

Installation route: 回转接头~回油铁管(液压油箱)

Length: 2,000 mm
Specification: DN12;1SN-08;7Mpa
Left fitting: 美制内螺纹37°内锥
Right fitting: 90°美制内螺纹37°内锥

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Diagram Pipe No. 17A

4346006

Installation route: 回转接头~电磁阀

Length: 1,500 mm
Specification: DN6;2层纤维-4;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 45°美制内螺纹37°内锥

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Diagram Pipe No. 1

4254419

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

Length: 2,150 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封

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Diagram Pipe No. 8

9135458

Installation route: 回转接头~回油铁管(液压油箱)

Length: 2,000 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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Diagram Pipe No. 21

4269812

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

Length: 2,500 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. 14

4262932

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

Length: 2,200 mm
Specification: DN12;4层纤维层-8;3MPa
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. 14

4266183

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

Length: 2,400 mm
Specification: DN12;4层纤维层-8;3MPa
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. 21

4257238

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

Length: 2,300 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. 11B

4353766

Installation route: 回转接头~分配阀右上

Length: 1,150 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

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Diagram Pipe No. 10

9142777

Installation route: 回转接头~分配阀右下

Length: 1,050 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

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Diagram Pipe No. 10B

4353765

Installation route: 回转接头~分配阀右下

Length: 1,050 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

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Diagram Pipe No. 13B

4361934

Installation route: 回转接头~分配阀左上

Length: 1,100 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

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Diagram Pipe No. 17

9147401

Installation route: 回转接头~电磁阀

Length: 1,500 mm
Specification: DN6;2层纤维-4;14MPa
Left fitting: 美制内螺纹37°内锥
Right fitting: 45°美制内螺纹37°内锥

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Diagram Pipe No. 12B

4349802

Installation route: 回转接头~分配阀左下

Length: 1,000 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

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Diagram Pipe No. 11

9142778

Installation route: 回转接头~分配阀右上

Length: 1,150 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

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Diagram Pipe No. 12

9147403

Installation route: 回转接头~分配阀左下

Length: 1,000 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

View full repair specifications

Diagram Pipe No. 13

9147404

Installation route: 回转接头~分配阀左上

Length: 1,100 mm
Specification: DN19;4SP-12;38Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: 90° light-series flangeOriginal Chinese: 90°法兰-轻型

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 EX230LC-5 Swivel Joint?

There are 12 published records. 12 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi EX230LC-5 Swivel Joint?

Based on published records with valid lengths, the range is 1,500–2,500 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi EX230LC-5 Swivel Joint?

The most frequent raw specifications in the current published records are: DN19;4SP-12;38Mpa (4 records), DN6;1SN-4;7Mpa (3 records), DN12;4层纤维层-8;3MPa (2 records), DN12;1SN-08;7Mpa (1 records), DN13;2SN-08;27.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi EX230LC-5 Swivel Joint?

Each record keeps the left and right fitting descriptions separate. Current examples: 4402569: left 美制内螺纹37°内锥; right 美制内螺纹37°内锥; 4258301: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal; 4258300: left American female thread, flat-face seal; right 90° elbow, American female thread, flat-face seal. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi EX230LC-5 Swivel Joint hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 21 (4402569), Pipe No. 1 (4258301), Pipe No. 0 (4258300), Pipe No. 0 (4254418). Open a record to compare its installation position with the linked manual page.