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 5905-01-358-0285
NSN 5996-00-636-4849
NSN 5999-01-296-7610
NSN 6610-01-462-5980
NSN 5895-01-049-5226
NSN 5915-01-604-0185
NSN 5996-00-392-7626
NSN 5835-01-485-1408
NSN 6110-01-130-2024
NSN 5965-01-621-6012
NSN 5855-01-439-7214
NSN 7035-01-152-7331