The Hydraulic Non Return Valve Screwed End is a high-performance industrial hydraulic non return valve designed to allow free flow in one direction and prevent reverse flow in hydraulic systems. This Hydraulic Non Return Valve ensures leak-proof operation, system safety, and reliable performance in demanding industrial applications.
Available in sizes from 1/4″ to 1½″, this valve is ideal for hydraulic circuits where backflow prevention is critical for system protection and efficiency.
Overview-
The Hydraulic Non Return Valve Screwed End is a seat-type valve that allows fluid flow from port A to B while blocking reverse flow. Its compact screwed-end design ensures easy installation in hydraulic pipelines and systems.
Industries looking to buy hydraulic non return valve solutions prefer this product due to its robust construction, high pressure handling, and consistent performance in industrial environments.
Key Features:
- High-quality seat type design for leak-proof sealing
- Allows free flow in one direction and blocks reverse flow
- Compact screwed end connection for easy installation
- Suitable for inline mounting applications
- High pressure resistance up to 315 bar
- Durable construction for long service life
- Minimal maintenance and reliable operation
- Compatible with mineral oil-based hydraulic systems
Hydraulic Non Return Valve Specifications:-
The hydraulic non return valve specifications are designed to meet industrial standards:
- Type: Hydraulic Non Return Valve
- Connection: Screwed End
- Size Range: 1/4″ to 1½″
- Mounting: Inline mounting
- Operating Pressure: Up to 315 bar
- Media: Mineral Oil
- Viscosity Range: 10 cSt to 380 cSt
- Temperature Range: -20°C to +70°C
- Cracking Pressure Options: 0.5, 1.5, 3, 5, 7 bar
These hydraulic non return valve specifications make it suitable for a wide range of hydraulic applications.
Working Principle:
The Hydraulic Non Return Valve operates on a simple yet effective mechanism:
- Fluid flows freely from inlet (A) to outlet (B)
- Internal spring-loaded element opens under forward pressure
- Reverse flow forces the valve to close tightly
- Ensures complete backflow prevention and system protection
This makes the Hydraulic Non Return Valve Screwed End highly reliable for critical hydraulic systems.
Applications:
This industrial hydraulic non return valve is widely used in:
- Hydraulic power packs
- Industrial automation systems
- Construction and heavy equipment
- Injection molding machines
- Oil and fluid handling systems
Performance Benefits:
- Prevents reverse flow and system damage
- Ensures safe and efficient hydraulic operation
- Reduces maintenance and downtime
- Improves system reliability
- Long-lasting and durable performance
The Hydraulic Non Return Valve Screwed End 1/4″ to 1½″ is a reliable solution for preventing backflow in hydraulic systems. With strong construction, optimized hydraulic non return valve specifications, and efficient operation, it ensures safety, durability, and high performance in industrial applications.
If you are looking to buy hydraulic non return valve solutions that offer reliability and long service life, this Hydraulic Non Return Valve is an ideal choice.
FAQs for Hydraulic Non Return Valve (Screwed End):
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How does a hydraulic non return valve help prevent backflow in hydraulic systems?
A hydraulic non return valve allows fluid to flow in only one direction, preventing backflow that can damage pumps, cylinders, and other hydraulic components. -
Is a hydraulic non return valve suitable for high-pressure applications?
Yes, a hydraulic non return valve is designed to withstand high-pressure hydraulic operations, ensuring reliable sealing and smooth flow control in demanding environments. -
How do I select the right size hydraulic non return valve for my system?
Choosing the right hydraulic non return valve depends on your line size and flow rate; selecting from 1/4″ to 1½″ ensures proper compatibility and optimal performance in your hydraulic setup. -
What maintenance is required for a hydraulic non return valve to ensure long service life?
Maintenance of a hydraulic non return valve includes checking for contamination, inspecting the internal spring and sealing surfaces, and ensuring the valve opens and closes smoothly without blockage.





This hydraulic non return valve works perfectly in my high-pressure line. The screwed-end design fits tightly without leaks, and the flow direction control is very accurate. Excellent quality for hydraulic systems.
I’m very happy with this hydraulic non return valve. The build quality is strong, the threading is precise, and it prevents backflow completely. Ideal for compact hydraulic circuits.
Super reliable hydraulic non return valve. It handles pressure smoothly, installation is simple, and the performance is consistent even under continuous load.
This hydraulic non return valve is durable and performs exactly as expected. The screwed-end design ensures a secure fit, and the valve gives perfect one-way flow without any vibration issues.