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 4140-01-473-9973
NSN 6650-00-707-1417
NSN 6145-00-269-4271
NSN 5996-00-100-4932
NSN 4140-01-551-1125
NSN 6650-00-717-8913
NSN 5990-01-318-3238
NSN 5945-00-024-0460
NSN 6220-01-178-0171
NSN 5985-00-390-8837
NSN 6105-01-093-9893
NSN 2925-01-206-2250