Hydraulic line repair data

Caterpillar CAT®311F LRR Solenoid Valve Hose List

Coverage details

Hoses: 3 records
Full specifications: 3 records
Systems: 1 systems
Length range: 440–1,650 mm

Current system

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Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 7

248-9443

Installation route: 电磁阀(回转马达右)~

Length: 440 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. 5

102-8274

Installation route: 电磁阀(回转马达右)~

Length: 510 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. 8

7Y-4190

Installation route: 电磁阀(回转接头上)~驾驶室

Length: 1,650 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. 1

4I-0806

Installation route: 电磁阀(回转接头上)~驾驶室

Length: 1,700 mm
Specification: DN10;1SN-6;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. 11

319-9707

Installation route: 电磁阀(分配阀前)~蓄能器电磁阀(分配阀右后)

Length: 930 mm
Specification: DN10;-6;10.3Mpa
Left fitting: 45°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

307-5126

Installation route: 电磁阀(回转马达右)~控制阀(回转马达左)

Length: 1,200 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: 45°美制内螺纹平面密封

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Diagram Pipe No. 6

5I-4396

Installation route: 电磁阀(回转接头上)~

Length: 400 mm
Specification: DN10;1SN-6;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

087-5766

Installation route: 电磁阀(回转马达右)~控制阀(回转马达左)

Length: 680 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. 5

7Y-4384

Installation route: 电磁阀(分配阀前)~

Length: 3,050 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

087-4531

Installation route: 电磁阀(回转接头左)~过渡阀块(回转马达左)

Length: 600 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. 27

286-6461

Installation route: 电磁阀(分配阀右)~进回油阀

Length: 2,700 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

4I-0800

Installation route: 电磁阀(回转马达右)~驾驶室

Length: 1,300 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. 5

087-5778

Installation route: 蓄能器电磁阀(分配阀右后)~过渡阀块(回转马达左后)

Length: 1,780 mm
Specification: DN10;1SN-6;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. 5

111-0988

Installation route: 电磁阀(分配阀前)~电磁阀(分配阀右后)

Length: 1,950 mm
Specification: DN10;1SN-6;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. 24

278-6796

Installation route: 电磁阀(分配阀右)~

Length: 920 mm
Specification: DN10;1SN-6;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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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®311F LRR Solenoid Valve?

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®311F LRR Solenoid Valve?

Based on published records with valid lengths, the range is 440–1,650 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Caterpillar CAT®311F LRR Solenoid Valve?

The most frequent raw specifications in the current published records are: DN10;1SN-6;10.4Mpa (2 records), DN10;-6;10.3Mpa (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®311F LRR Solenoid Valve?

Each record keeps the left and right fitting descriptions separate. Current examples: 248-9443: left American female thread, flat-face seal; right American female thread, flat-face seal; 102-8274: left American female thread, flat-face seal; right American female thread, flat-face seal; 7Y-4190: 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®311F LRR Solenoid Valve hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 7 (248-9443), Pipe No. 5 (102-8274), Pipe No. 8 (7Y-4190). Open a record to compare its installation position with the linked manual page.