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 5985-01-067-2089
NSN 5990-01-203-6089
NSN 5990-00-608-4779
NSN 5895-01-451-5610
NSN 7035-01-425-4496
NSN 5985-00-526-3469
NSN 5975-00-070-1819
NSN 5925-01-363-7765
NSN 7035-01-013-9889
NSN 4140-00-915-6125
NSN 6145-00-045-7684
NSN 5996-00-686-8818