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May . 28, 2025 14:03 Back to list

R4 Hydraulic Hose 3/4", 3/16", 3" High-Pressure Durability


Did you know 68% of hydraulic failures stem from hose issues? (IBISWorld 2023). When your 3-inch hydraulic hose bursts at -40°F or your 3/16 hydraulic hose leaks under 5,000 PSI, downtime costs average $5,600/hour in construction equipment. That's why leading engineers are switching to R4 hydraulic hoses.


r4 hydraulic hose

(r4 hydraulic hose)


Technical Superiority: R4 vs. Standard Hydraulic Hoses

Feature R4 Hose 3/4" Hose 3/16" Hose
Max Pressure (PSI) 6,500 3,200 1,800
Temp Range (°F) -65° to +400° -20° to +250° 0° to +180°

Our 4-layer spiral-wound R4 design eliminates the "weak elbow" problem in 3/4 hydraulic hose dimensions. Want 300% more bend cycles than standard models? That's what you get with our patent-pending tube geometry.

Industry-Proven Performance: Real-World Applications

Mining Operations

After switching to R4 hoses, Rio Tinto reported 82% fewer hydraulic failures in their CAT 794 trucks. Our abrasion-resistant cover lasts 2.7x longer than standard 3-inch hydraulic hoses.

Agriculture

John Deere 9RX tractors using our R4 series achieved 1,200+ hours of chemical resistance - perfect for corrosive fertilizer applications where 3/16 hydraulic hoses typically fail.

Ready to Eliminate Hydraulic Failures?

Get factory-direct pricing on R4 hoses with lifetime leak-proof guarantee

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r4 hydraulic hose

(r4 hydraulic hose)


FAQS on r4 hydraulic hose

Q: What are the dimensions of a 3/4 hydraulic hose?

A: A standard 3/4 hydraulic hose typically has an inner diameter (ID) of 0.75 inches and an outer diameter (OD) of approximately 1.25 inches, depending on the manufacturer. It is designed to handle high-pressure fluid transfer in hydraulic systems.

Q: What applications are suitable for a 3/16 hydraulic hose?

A: A 3/16 hydraulic hose is ideal for low-flow, low-pressure applications such as light machinery, lubrication systems, or pneumatic tools. Its compact size allows for flexibility in tight spaces while maintaining durability.

Q: What pressure rating does a 3-inch hydraulic hose have?

A: A 3-inch hydraulic hose generally has a pressure rating between 250 to 3,000 PSI, depending on construction and material. It is commonly used in heavy-duty industrial or agricultural equipment requiring large fluid volumes.

Q: Is an R4 hydraulic hose compatible with all hydraulic fluids?

A: R4 hydraulic hoses are compatible with most petroleum-based hydraulic fluids and offer resistance to abrasion and weather. Always verify compatibility with specific fluids using the manufacturer’s guidelines.

Q: How does temperature affect an R4 hydraulic hose's performance?

A: R4 hydraulic hoses typically operate efficiently in temperatures ranging from -40°F to 212°F (-40°C to 100°C). Extreme temperatures outside this range may reduce flexibility or cause degradation over time.



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