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 5935-01-110-7020
NSN 6645-01-588-8437
NSN 6105-01-417-6277
NSN 6150-00-925-1005
NSN 5945-00-803-9539
NSN 6650-01-479-5075
NSN 5998-00-443-8822
NSN 4140-01-158-9515
NSN 6240-01-441-0784
NSN 5835-01-629-2044
NSN 5910-01-551-9571
NSN 5835-01-408-6529