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 5920-00-529-0618
NSN 5915-00-518-0851
NSN 5950-00-528-4423
NSN 4140-00-018-7690
NSN 6130-01-271-4540
NSN 5930-01-254-7731
NSN 5975-01-642-8044
NSN 6150-00-717-1596
NSN 5895-00-983-4105
NSN 5905-01-487-6048
NSN 6620-01-091-1038
NSN 6145-00-882-2500