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 6150-00-534-1831
NSN 6110-00-100-4775
NSN 6650-01-418-0790
NSN 5960-00-650-7476
NSN 5960-00-230-5331
NSN 5835-01-200-3244
NSN 2925-00-005-1618
NSN 6105-01-477-5453
NSN 5965-01-018-0746
NSN 4140-01-400-3610
NSN 6320-00-174-1362
NSN 6105-01-259-4649