A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 6620-01-643-6817
NSN 6620-01-246-4314
NSN 5998-00-392-1954
NSN 5915-01-518-1551
NSN 5935-00-247-4746
NSN 2925-01-058-1718
NSN 6320-01-233-5798
NSN 5920-01-034-0125
NSN 5945-00-727-7867
NSN 5965-00-422-5415
NSN 5895-00-133-4099
NSN 6150-01-495-0749