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.
NSN 7035-01-146-7096
NSN 5920-01-088-7205
NSN 5998-00-571-3299
NSN 5960-00-958-9147
NSN 2925-01-629-9416
NSN 5985-01-562-2373
NSN 5965-01-113-9061
NSN 6240-00-731-5071
NSN 5835-01-249-7393
NSN 5965-01-577-6597
NSN 6220-00-857-7565
NSN 5855-00-245-8461