Hydraulic line repair data

Caterpillar CAT®224B Swivel Joint Hose List

Coverage details

Hoses: 5 records
Full specifications: 5 records
Systems: 1 systems
Length range: 1,201–1,580 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 9

8U-0106

Installation route: 回转接头~电磁阀(连接支腿油缸)

Length: 1,580 mm
Specification: DN10;2SN-6;33Mpa
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. 9

8U-1638

Installation route: 回转接头~电磁阀

Length: 1,256 mm
Specification: DN10;2SN-6;33Mpa
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. 6

8U-3100

Installation route: 回转接头~前传动轴

Length: 1,295 mm
Specification: DN10;2SN-6;33Mpa
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. 5

8U-0111

Installation route: 回转接头3口~过渡阀块

Length: 1,201 mm
Specification: DN10;2SN-6;33Mpa
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. 9

8U-0106

Installation route: 回转接头5口~计量泵

Length: 1,580 mm
Specification: DN10;2SN-6;33Mpa
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. 17

5W-9851

Installation route: 回转接头5口~电磁阀

Length: 2,678 mm
Specification: DN8;-5;17.5Mpa
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

8U-4819

Installation route: 回转接头~电磁阀

Length: 3,144 mm
Specification: DN13;6SH-8;42Mpa
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. 22

8U-6641

Installation route: 回转接头~

Length: 469 mm
Specification: DN6;2SN-4;40Mpa
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. 21

8U-0293

Installation route: 回转接头0口~阀块

Length: 539 mm
Specification: DN19;2SN-12;21.5Mpa
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. 26

8U-0294

Installation route: 回转接头~回油铁管(液压油箱)

Length: 1,143 mm
Specification: DN10;2SN-6;33Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 45°美制内螺纹平面密封

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Diagram Pipe No. 11

8U-1663

Installation route: 回转接头2口~接头总成

Length: 610 mm
Specification: DN10;2SN-6;33Mpa
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

8U-3096

Installation route: 回转接头5口~前桥

Length: 1,541 mm
Specification: DN10;2SN-6;33Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: 45°美制内螺纹平面密封

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Diagram Pipe No. 12

8U-3092

Installation route: 回转接头~电磁阀

Length: 2,000 mm
Specification: DN13;6SH-8;42Mpa
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. 2

8U-1662

Installation route: 回转接头~

Length: 956 mm
Specification: DN10;2SN-6;33Mpa
Left fitting: 45°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. 5

8U-3098

Installation route: 回转接头0口~变速箱

Length: 1,450 mm
Specification: DN13;2SN-8;27.5Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°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. 11

8U-4819

Installation route: 回转接头~左支腿油缸

Length: 3,144 mm
Specification: DN13;6SH-8;42Mpa
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. 14

8U-0101

Installation route: 回转接头4口~变速箱

Length: 547 mm
Specification: DN8;-5;17.5Mpa
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. 16

8U-0105

Installation route: 回转接头~电磁阀(驾驶室)

Length: 2,214 mm
Specification: DN10;2SN-6;33Mpa
Left fitting: 45°美制内螺纹平面密封
Right fitting: 45°美制内螺纹平面密封

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Diagram Pipe No. 15

8U-3092

Installation route: 回转接头~右支腿油缸

Length: 2,000 mm
Specification: DN13;6SH-8;42Mpa
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

8U-4819

Installation route: 回转接头~右支腿油缸

Length: 3,144 mm
Specification: DN13;6SH-8;42Mpa
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. 6

8U-1657

Installation route: 回转接头1口~变速箱

Length: 1,300 mm
Specification: DN25;4SP-16;28Mpa
Left fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 7

8U-1658

Installation route: 回转接头3口~变速箱

Length: 1,170 mm
Specification: DN25;4SP-16;28Mpa
Left fitting: 45° heavy-series flangeOriginal Chinese: 45°法兰-重型
Right fitting: 90° heavy-series flangeOriginal Chinese: 90°法兰-重型

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Diagram Pipe No. 5

8U-3101

Installation route: 回转接头1口~变速箱

Length: 693 mm
Specification: DN10;2SN-6;33Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°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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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 Caterpillar CAT®224B Swivel Joint?

There are 5 published records. 5 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Caterpillar CAT®224B Swivel Joint?

Based on published records with valid lengths, the range is 1,201–1,580 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar CAT®224B Swivel Joint?

The most frequent raw specifications in the current published records are: DN10;2SN-6;33Mpa (5 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Caterpillar CAT®224B Swivel Joint?

Each record keeps the left and right fitting descriptions separate. Current examples: 8U-0106: left American female thread, flat-face seal; right American female thread, flat-face seal; 8U-1638: left American female thread, flat-face seal; right American female thread, flat-face seal; 8U-3100: left American female thread, flat-face seal; right 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 Caterpillar CAT®224B Swivel Joint hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 9 (8U-0106), Pipe No. 9 (8U-1638), Pipe No. 6 (8U-3100), Pipe No. 5 (8U-0111). Open a record to compare its installation position with the linked manual page.