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 5925-01-622-3506
NSN 5915-00-383-1471
NSN 6130-01-381-7103
NSN 5945-00-263-3036
NSN 6130-01-463-3376
NSN 5835-01-406-5943
NSN 6105-01-516-1927
NSN 5905-01-474-9336
NSN 5925-00-734-1441
NSN 6650-00-458-7586
NSN 7035-00-252-7467
NSN 5910-00-862-5850