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 6145-00-414-5315
NSN 5855-01-519-4991
NSN 6145-00-197-3533
NSN 6150-00-810-9605
NSN 6130-00-115-7116
NSN 5835-01-185-1102
NSN 6105-00-226-2185
NSN 5855-00-228-8446
NSN 5920-00-496-8006
NSN 5965-01-397-4967
NSN 6110-01-257-4563
NSN 6105-01-466-4936