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 5920-01-221-9598
NSN 5920-00-905-8504
NSN 5835-01-515-6537
NSN 5998-00-100-6334
NSN 5996-00-178-1016
NSN 5990-00-683-1095
NSN 6240-01-408-4356
NSN 2925-01-444-6676
NSN 5999-01-343-8927
NSN 5965-00-729-6835
NSN 5925-01-230-4981
NSN 6650-01-483-4267