An item 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 is specifically designed and/or cleaned for oxygen systems. See also valve, check; valve, stop-check.
NSN 5835-00-074-3700
NSN 6320-01-039-5467
NSN 6110-01-398-3816
NSN 2925-01-658-9457
NSN 6110-00-578-7243
NSN 5915-01-555-8081
NSN 5930-00-846-3674
NSN 5999-01-134-2489
NSN 6320-00-676-9387
NSN 5905-01-026-0781
NSN 6240-01-594-2102
NSN 5835-00-407-6820