Hydraulic line repair data

Caterpillar CAT®318D2 L Hydraulic Pump Hose List

Coverage details

Hoses: 2 records
Full specifications: 2 records
Systems: 1 systems
Length range: 440–840 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 9

387-3601

Installation route: 液压泵~测压接口

Length: 840 mm
Specification: DN10;1SN-6;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. 6

285-2564

Installation route: 液压泵上~先导滤芯

Length: 440 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 36

458-6746

Installation route: 液压泵~

Length: 2,860 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: 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

230-0185

Installation route: 液压泵上~分配阀后(进油)

Length: 950 mm
Specification: DN25;6SH-16;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. 6

269-9911

Installation route: 液压泵上~分配阀后(进油)

Length: 1,120 mm
Specification: DN25;6SH-16;42Mpa
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. 2

7I-1377

Installation route: 液压泵上~液压油箱

Length: 650 mm
Specification: DN19;1SN-12;8.7Mpa
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. 37

292-7446

Installation route: 液压泵~分配阀右

Length: 1,180 mm
Specification: DN10;6SH-6;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. 7

272-4606

Installation route: 液压泵上~液压油过滤器

Length: 990 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: 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. 33

278-6623

Installation route: 液压泵~分配阀右

Length: 2,200 mm
Specification: DN10;6SH-6;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. 8

381-5989

Installation route: 液压泵~液压泵吸油铁管

Length: 450 mm
Specification: DN19;1SN-12;8.7Mpa
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 L Hydraulic Pump?

There are 2 published records. 2 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Caterpillar CAT®318D2 L Hydraulic Pump?

Based on published records with valid lengths, the range is 440–840 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 L Hydraulic Pump?

The most frequent raw specifications in the current published records are: DN10;1SN-6;10.4Mpa (1 records), DN13;1SN-8;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 L Hydraulic Pump?

Each record keeps the left and right fitting descriptions separate. Current examples: 387-3601: left American female thread, flat-face seal; right American female thread, flat-face seal; 285-2564: 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 L Hydraulic Pump hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 9 (387-3601), Pipe No. 6 (285-2564). Open a record to compare its installation position with the linked manual page.