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 5930-01-110-2931
NSN 5996-01-504-7033
NSN 5835-00-933-9609
NSN 5998-01-126-2259
NSN 6135-00-255-1340
NSN 5935-00-919-4491
NSN 5935-00-419-0121
NSN 6620-01-527-3326
NSN 4140-00-833-6239
NSN 6650-01-029-2995
NSN 6145-01-104-8186
NSN 5945-01-250-5634