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 6135-00-613-1068
NSN 6130-00-617-3087
NSN 6105-01-139-1036
NSN 5999-01-146-6758
NSN 6685-01-303-6512
NSN 6650-01-024-9554
NSN 6620-00-819-0493
NSN 5925-01-138-6344
NSN 6645-00-838-6939
NSN 5920-00-236-8660
NSN 5990-01-452-0911
NSN 5945-00-529-0409