Non-Return Marine Check Valve
Ensures one-way flow, preventing backflow. Robust design with easy maintenance for marine applications.
Non-Return Marine Check Valve
The Non-Return Valve prevents reverse flow, ensuring system integrity in marine applications. Designed for durability, it features an optional spring-loaded hinge for reliable closure. Available with a top-entry access option, it allows inline maintenance without pipe removal, reducing downtime. Constructed from nickel-aluminium bronze (NAB) or stainless steel, it withstands harsh conditions. Suitable for fresh water, grey water, HVAC, lubricating oil, and fuel oil systems, it operates in temperatures from -196°C to 225°C. With sizes up to DN 250, this robust valve provides long-term protection for pipes, pumps, and equipment, ensuring efficient and reliable performance.
Combines non-return and shut-off in one space-saving, manually controllable valve.Operates in extreme conditions with shock qualification and robust marine-grade materials.Simplifies servicing and installation with top-loaded parts and flexible configuration options.
Key features
Designed for marine and offshore useCompatible with water, oil, and fuel systemsOne-way flow with non-return sealingTop-entry design for inline maintenanceSpring-loaded hinge closure optionAvailable in sizes up to DN 250Operates from -196°C to 225°CNAB or stainless steel constructionDesigned for marine and offshore useHigh-reliability designSpecifications
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Fluid Types |
Black Water Fresh Water Fuel Oil Grey Water Lubricating Oil Sea Water Sewage |
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Port Size (“) |
1 to 9.5 |
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Material |
Nickel Aluminium Bronze (NAB) Stainless Steel |
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Temperature Limits (°C) |
-196 to 225 |
Parts & Service
Fairbanks Morse Defense offers an extensive portfolio of services to optimize performance, ensure reliability, and extend the life of your fleet – from the day its commissioned and for the many years that follow. Learn more about what our custom solutions can do for you.
Commercial Solutions
In addition to the defense industry, Fairbanks Morse Defense also works with the commercial industry. Our commercial customers can include municipal and nuclear power plants, hospitals, universities, and international stationary power applications.
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