Check Valve for high pressure air use. Also known as a non-return valve. This is the most widely used style on the market today. This valve is rated for up to 6,000 PSI service. This check valve should be used for air or nitrox only. It is not recommended for use with pure oxygen. Use our brass check valves for oxygen application.

This model has a 1/4 NPT Female Inlet by a 1/4 NPT Male Outlet, thus normal flow is Female to Male.