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 5996-01-323-9370
NSN 5998-01-325-1733
NSN 6320-00-853-1920
NSN 5835-01-113-8731
NSN 5905-00-394-7194
NSN 5930-01-292-6080
NSN 6130-00-549-2607
NSN 6650-01-089-3292
NSN 5999-00-922-1278
NSN 5920-01-023-0040
NSN 5960-01-599-9821
NSN 6135-01-350-1715