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 4140-00-952-2287
NSN 5999-00-033-9607
NSN 5965-00-493-6008
NSN 6620-00-079-0311
NSN 6620-01-331-4001
NSN 5960-00-963-1285
NSN 5895-01-579-8130
NSN 6150-01-172-0740
NSN 5996-01-319-3205
NSN 5930-01-141-6732
NSN 5985-01-150-3660
NSN 5935-01-394-5376