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 5985-01-585-2648
NSN 6130-01-026-0258
NSN 5910-01-594-6577
NSN 5965-01-107-8549
NSN 6320-01-436-0513
NSN 5910-00-061-5427
NSN 5925-00-584-7189
NSN 5945-01-607-6177
NSN 6320-00-004-9158
NSN 5835-00-907-4390
NSN 5905-01-105-6247
NSN 5985-00-158-5316