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 5930-00-922-6491
NSN 5925-01-441-1465
NSN 5935-00-177-7950
NSN 6645-01-605-1485
NSN 7035-01-408-8698
NSN 5945-00-477-1671
NSN 2925-00-964-7128
NSN 6320-01-195-5583
NSN 5945-00-882-6600
NSN 5895-00-061-7192
NSN 5996-00-904-2038
NSN 6135-01-041-3829