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 6650-01-629-9480
NSN 6645-00-915-1817
NSN 6620-01-221-9296
NSN 6645-01-236-3494
NSN 6620-00-170-5296
NSN 5920-01-258-3664
NSN 5920-01-277-6335
NSN 5895-00-169-7912
NSN 6135-01-618-8314
NSN 5835-01-508-2528
NSN 6650-00-401-1496
NSN 4140-01-411-3710