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 5915-00-539-9930
NSN 5999-01-112-1015
NSN 6220-01-099-3429
NSN 5920-01-549-4070
NSN 5930-01-257-1219
NSN 5945-00-919-6032
NSN 6240-01-656-4920
NSN 6620-01-363-8362
NSN 6650-01-435-2994
NSN 5835-01-221-0451
NSN 6620-01-178-4771
NSN 5985-01-608-0077