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 5835-00-594-4921
NSN 5855-00-973-5717
NSN 5935-01-650-1864
NSN 5990-01-040-1320
NSN 5920-00-526-9238
NSN 6110-01-240-2180
NSN 5855-01-519-3814
NSN 6685-01-604-9278
NSN 5920-01-597-0121
NSN 6620-00-556-1976
NSN 6145-01-468-2586
NSN 6105-01-561-0330