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 2925-01-464-3093
NSN 6650-01-567-6877
NSN 5835-00-339-3020
NSN 5905-01-115-9679
NSN 5930-01-362-8703
NSN 5965-01-522-7706
NSN 6105-00-299-6373
NSN 6240-01-463-8276
NSN 5965-01-383-7235
NSN 5998-01-631-9958
NSN 2925-01-645-2948
NSN 5985-01-629-2198