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 5990-00-532-2641
NSN 5960-01-313-9389
NSN 5996-00-379-0379
NSN 5855-00-151-3853
NSN 6610-01-571-8038
NSN 5835-00-503-2608
NSN 6145-00-847-2323
NSN 6320-00-225-7013
NSN 6240-00-501-7964
NSN 4140-01-243-4311
NSN 5999-01-254-2288
NSN 6240-00-056-1571