Hydraulic line repair data

Hitachi ZX270LC-3 Swivel Joint Hose List

Coverage details

Hoses: 10 records
Full specifications: 10 records
Systems: 1 systems
Length range: 1,650–2,600 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 12

4450505

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

Length: 2,500 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. 7

4459641

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

Length: 2,550 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

4628618

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

Length: 2,300 mm
Specification: DN25;4SH-16;34.5Mpa
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. 1

4635305

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

Length: 2,400 mm
Specification: DN25;4SH-16;34.5Mpa
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

4635303

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

Length: 2,400 mm
Specification: DN25;4SH-16;34.5Mpa
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. 7

4438098

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

Length: 2,400 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. 5

4471645

Installation route: 回转接头~电磁阀

Length: 1,650 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. 12

4429283

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

Length: 2,600 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. 1

4628619

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

Length: 2,300 mm
Specification: DN25;4SH-16;34.5Mpa
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

4642975

Installation route: 回转接头~回油铁管(液压油箱)

Length: 2,250 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. 2

9317580

Installation route: 回转接头~分配阀左下

Length: 1,020 mm
Specification: DN25;4SP-16;32Mpa
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. 24

9317582

Installation route: 回转接头~分配阀左上

Length: 1,100 mm
Specification: DN25;4SP-16;32Mpa
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. 23A

4629054

Installation route: 回转接头~分配阀右上

Length: 1,170 mm
Specification: DN25;4SP-16;32Mpa
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. 24

9255952

Installation route: 回转接头~分配阀左上

Length: 1,100 mm
Specification: DN25;4SP-16;32Mpa
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. 21

9317579

Installation route: 回转接头~分配阀右下

Length: 1,080 mm
Specification: DN25;4SP-16;32Mpa
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. 22A

4629060

Installation route: 回转接头~分配阀左下

Length: 1,020 mm
Specification: DN25;4SH-16;38.8MPa
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. 23

9255948

Installation route: 回转接头~分配阀右上

Length: 1,170 mm
Specification: DN25;4SP-16;32Mpa
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. 21A

4629055

Installation route: 回转接头~分配阀右下

Length: 1,080 mm
Specification: DN25;4SP-16;32Mpa
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. 23A

4629054

Installation route: 回转接头~分配阀右上

Length: 1,170 mm
Specification: DN25;4SP-16;32Mpa
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. 23

9317581

Installation route: 回转接头~分配阀右上

Length: 1,170 mm
Specification: DN25;4SP-16;32Mpa
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. 24A

4629061

Installation route: 回转接头~分配阀左上

Length: 1,100 mm
Specification: DN25;4SH-16;38.8MPa
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. 22A

4717787

Installation route: 回转接头~分配阀左下

Length: 1,020 mm
Specification: DN25;4SP-16;32Mpa
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. 24A

4717789

Installation route: 回转接头~分配阀左上

Length: 1,100 mm
Specification: DN25;4SP-16;32Mpa
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. 22

9255951

Installation route: 回转接头~分配阀左下

Length: 1,020 mm
Specification: DN25;4SP-16;32Mpa
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. 21A

4629055

Installation route: 回转接头~分配阀右下

Length: 1,080 mm
Specification: DN25;4SP-16;32Mpa
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. 21

9255947

Installation route: 回转接头~分配阀右下

Length: 1,080 mm
Specification: DN25;4SP-16;32Mpa
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. 21A

4717786

Installation route: 回转接头~分配阀右下

Length: 1,080 mm
Specification: DN25;4SP-16;32Mpa
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. 23A

4717788

Installation route: 回转接头~分配阀右上

Length: 1,170 mm
Specification: DN25;4SP-16;32Mpa
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 ZX270LC-3 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 ZX270LC-3 Swivel Joint?

Based on published records with valid lengths, the range is 1,650–2,600 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi ZX270LC-3 Swivel Joint?

The most frequent raw specifications in the current published records are: DN25;4SH-16;34.5Mpa (4 records), DN6;1SN-04;22.5MPa (3 records), DN13;1SN-08;16MPa (2 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 ZX270LC-3 Swivel Joint?

Each record keeps the left and right fitting descriptions separate. Current examples: 4450505: left 美制内螺纹74°内锥; right 美制内螺纹74°内锥; 4459641: left 美制内螺纹74°内锥; right 90°美制内螺纹74°内锥; 4628618: 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 ZX270LC-3 Swivel Joint hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 12 (4450505), Pipe No. 7 (4459641), Pipe No. 0 (4628618), Pipe No. 1 (4635305). Open a record to compare its installation position with the linked manual page.