Hydraulic line repair data

Caterpillar CAT®318C Attachments Hose List

Coverage details

Hoses: 9 records
Full specifications: 9 records
Systems: 1 systems
Length range: 1,205–3,550 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 1

4I-3511

Installation route: 左踏板~分配阀下

Length: 3,350 mm
Specification: DN10;-6;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. 10

219-5373

Installation route: 大臂(附加装置)~右过渡阀块(附加装置)

Length: 1,205 mm
Specification: DN25;6SH-16;42Mpa
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

4I-6003

Installation route: 左踏板~

Length: 2,650 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. 2

087-6583

Installation route: 右踏板~分配阀

Length: 2,530 mm
Specification: DN10;-6;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. 11

219-5374

Installation route: 大臂(附加装置)~左过渡阀块(附加装置)

Length: 1,260 mm
Specification: DN25;4SP-16;35Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 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. 15

240-5718

Installation route: 大臂(附加装置)~左过渡阀块(附加装置)

Length: 1,320 mm
Specification: DN25;6SH-16;42Mpa
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. 1

4I-0772

Installation route: 右踏板~分配阀

Length: 3,550 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. 9

227-0230

Installation route: 大臂(附加装置)~右过渡阀块(附加装置)

Length: 1,330 mm
Specification: DN25;4SP-16;35Mpa
Left fitting: Heavy-series flangeOriginal Chinese: 法兰-重型
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. 15

240-5718

Installation route: 大臂(附加装置)~过渡阀块(附加装置)

Length: 1,320 mm
Specification: DN25;6SH-16;42Mpa
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. 8

196-0590

Installation route: 过渡阀块(液压泵下)~

Length: 710 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. 7

178-4264

Installation route: 踏板(附加装置)~电磁阀(驾驶室)

Length: 520 mm
Specification: DN10;1SN-6;15.7Mpa
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. 3

087-4402

Installation route: 右踏板~进回油阀

Length: 480 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: 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

139-6001

Installation route: 大臂(附加装置)~小臂(附加装置)

Length: 1,100 mm
Specification: DN13;4SP-8;28Mpa
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

219-5375

Installation route: 左踏板~电磁阀(驾驶室)

Length: 2,740 mm
Specification: DN10;1SN-6;15.7Mpa
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. 4

108-7372

Installation route: 左踏板~分配阀

Length: 2,950 mm
Specification: DN10;-6;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. 4

087-6585

Installation route: 右踏板~

Length: 350 mm
Specification: DN10;-6;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. 6

178-4263

Installation route: 踏板(附加装置)~电磁阀(驾驶室)

Length: 342 mm
Specification: DN10;1SN-6;15.7Mpa
Left fitting: 90° elbow, American female thread, flat-face sealOriginal Chinese: 90°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. 4

218-1183

Installation route: 过渡阀块(回转马达右)

Length: 2,550 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: 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

4I-1025

Installation route: 左踏板~

Length: 300 mm
Specification: DN10;-6;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. 1

172-1074

Installation route: 附件装置管

Length: 1,100 mm
Specification: DN6;2SN-4;40Mpa
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. 7

087-5780

Installation route: 过渡阀块(回转马达右)

Length: 2,550 mm
Specification: DN10;-6;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. 6

4I-1025

Installation route: 左踏板~进回油阀

Length: 300 mm
Specification: DN10;-6;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. 8

4I-6118

Installation route: 驾驶室~

Length: 3,300 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. 1

118-6925

Installation route: 大臂(附加装置)~小臂(附加装置)

Length: 1,330 mm
Specification: DN13;4SP-8;28Mpa
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

219-5372

Installation route: 大臂(附加装置)~小臂(附加装置)

Length: 1,390 mm
Specification: DN25;6SH-16;42Mpa
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. 4

4I-6030

Installation route: 左踏板~分配阀上

Length: 3,350 mm
Specification: DN10;-6;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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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®318C Attachments?

There are 9 published records. 9 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Caterpillar CAT®318C Attachments?

Based on published records with valid lengths, the range is 1,205–3,550 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar CAT®318C Attachments?

The most frequent raw specifications in the current published records are: DN25;6SH-16;42Mpa (3 records), DN10;-6;10.3Mpa (2 records), DN10;1SN-6;10.4Mpa (2 records), DN25;4SP-16;35Mpa (2 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Caterpillar CAT®318C Attachments?

Each record keeps the left and right fitting descriptions separate. Current examples: 4I-3511: left American female thread, flat-face seal; right American female thread, flat-face seal; 219-5373: left American female thread, flat-face seal; right American female thread, flat-face seal; 4I-6003: 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®318C Attachments hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 1 (4I-3511), Pipe No. 10 (219-5373), Pipe No. 5 (4I-6003), Pipe No. 2 (087-6583). Open a record to compare its installation position with the linked manual page.