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 5935-01-516-1301
NSN 5999-00-438-6757
NSN 5998-01-466-8159
NSN 5915-01-351-5466
NSN 5990-00-688-7045
NSN 5998-01-370-9686
NSN 6610-00-766-7923
NSN 5925-01-201-9902
NSN 4140-01-322-3227
NSN 6150-01-057-7855
NSN 5998-00-320-2946
NSN 5985-01-313-0162