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 5965-00-015-7408
NSN 5975-01-312-0085
NSN 6220-01-441-2889
NSN 6220-01-377-5645
NSN 5910-00-035-5534
NSN 5910-00-979-4190
NSN 5935-01-256-8879
NSN 2925-01-320-0965
NSN 5998-00-686-2152
NSN 7035-01-236-5743
NSN 5965-01-555-7353
NSN 6620-00-650-4452