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 5998-01-496-4297
NSN 6620-00-619-7769
NSN 5910-00-827-1218
NSN 6240-00-832-6867
NSN 5998-01-082-0834
NSN 6240-00-134-2085
NSN 6135-00-369-2368
NSN 5965-01-285-2133
NSN 6620-00-526-7917
NSN 6650-01-058-8692
NSN 6610-00-633-4338
NSN 6145-01-145-5177