Hydraulic line repair data

Caterpillar CAT®318D2 Swivel Joint Hose List

Coverage details

Hoses: 3 records
Full specifications: 3 records
Systems: 1 systems
Length range: 1,860–2,400 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 5

7I-8249

Installation route: 回转接头~行走马达(规格1)

Length: 1,950 mm
Specification: DN13;-8;10.3Mpa
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. 4

187-5915

Installation route: 回转接头~行走马达(规格1)

Length: 2,400 mm
Specification: DN6;1SN-4;10.4Mpa
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. 14

536-4890

Installation route: 回转接头~行走马达(规格2)

Length: 1,860 mm
Specification: DN13;-8;10.3Mpa
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. 12

536-4886

Installation route: 回转接头~行走马达(规格2)

Length: 1,793 mm
Specification: DN19;6SH-12;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. 10

368-9380

Installation route: 回转接头~分配阀前左

Length: 880 mm
Specification: DN19;6SH-12;42Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°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. 13

536-4889

Installation route: 回转接头~行走马达(规格2)

Length: 2,300 mm
Specification: DN6;-4;10.3Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°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

196-0800

Installation route: 回转接头~行走马达(规格1)

Length: 1,850 mm
Specification: DN19;6SH-12;42Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°美制内螺纹平面密封
Right fitting: Heavy-series flangeOriginal Chinese: 法兰-重型

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Diagram Pipe No. 3

269-9585

Installation route: 回转接头~分配阀前右

Length: 1,190 mm
Specification: DN19;6SH-12;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. 9

368-9376

Installation route: 回转接头~回转马达(回油)

Length: 810 mm
Specification: DN13;1SN-8;10.4Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°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. 4

115-8631

Installation route: 回转接头~先导滤芯

Length: 2,280 mm
Specification: DN13;1SN-8;10.4Mpa
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

269-9920

Installation route: 回转接头~分配阀前左

Length: 950 mm
Specification: DN19;6SH-12;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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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®318D2 Swivel Joint?

There are 3 published records. 3 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Caterpillar CAT®318D2 Swivel Joint?

Based on published records with valid lengths, the range is 1,860–2,400 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar CAT®318D2 Swivel Joint?

The most frequent raw specifications in the current published records are: DN13;-8;10.3Mpa (2 records), DN6;1SN-4;10.4Mpa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Caterpillar CAT®318D2 Swivel Joint?

Each record keeps the left and right fitting descriptions separate. Current examples: 7I-8249: left American female thread, flat-face seal; right American female thread, flat-face seal; 187-5915: left American female thread, flat-face seal; right American female thread, flat-face seal; 536-4890: 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®318D2 Swivel Joint hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 5 (7I-8249), Pipe No. 4 (187-5915), Pipe No. 14 (536-4890). Open a record to compare its installation position with the linked manual page.