Hydraulic line repair data

Caterpillar CAT®315 GC Attachments – Quick Coupler Hose List

Coverage details

Hoses: 4 records
Full specifications: 4 records
Systems: 1 systems
Length range: 260–3,140 mm

Current system

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Use the number on the diagram, a part number, connection point, length, hose size, or fitting.

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 22

585-7442

Installation route: 大臂(快换)~快速联轴阀

Length: 3,020 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 6

388-0110

Installation route: 快换装置管

Length: 550 mm
Specification: DN3;-2;0Mpa
Left fitting: 美制锥形外螺纹30°内锥
Right fitting: 美制锥形外螺纹30°内锥

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Diagram Pipe No. 23

585-7445

Installation route: 大臂(快换)~快速联轴阀

Length: 3,140 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: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 5

388-0105

Installation route: 快换装置管

Length: 260 mm
Specification: DN3;-2;0Mpa
Left fitting: 美制锥形外螺纹30°内锥
Right fitting: 美制锥形外螺纹30°内锥

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Diagram Pipe No. 18

440-5314

Installation route: 快换装置管

Length: 284 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

585-7340

Installation route: 快速联轴阀~液压油箱

Length: 890 mm
Specification: DN10;1SN-6;10.4Mpa
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. 19

440-5315

Installation route: 快换装置管

Length: 270 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. 18

325-9227

Installation route: 快速联轴阀~液压泵

Length: 500 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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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®315 GC Attachments – Quick Coupler?

There are 4 published records. 4 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Caterpillar CAT®315 GC Attachments – Quick Coupler?

Based on published records with valid lengths, the range is 260–3,140 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar CAT®315 GC Attachments – Quick Coupler?

The most frequent raw specifications in the current published records are: DN10;6SH-6;42Mpa (2 records), DN3;-2;0Mpa (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®315 GC Attachments – Quick Coupler?

Each record keeps the left and right fitting descriptions separate. Current examples: 585-7442: left American female thread, flat-face seal; right American female thread, flat-face seal; 388-0110: left 美制锥形外螺纹30°内锥; right 美制锥形外螺纹30°内锥; 585-7445: 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®315 GC Attachments – Quick Coupler hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 22 (585-7442), Pipe No. 6 (388-0110), Pipe No. 23 (585-7445), Pipe No. 5 (388-0105). Open a record to compare its installation position with the linked manual page.