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 6320-01-592-6248
NSN 5996-01-160-5588
NSN 5985-01-152-2022
NSN 5945-01-013-8585
NSN 5915-01-578-6153
NSN 6240-01-648-6370
NSN 5905-01-658-3317
NSN 6320-00-036-3688
NSN 6110-00-473-5111
NSN 5920-01-604-4033
NSN 5925-01-040-0438
NSN 5895-01-108-4315