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 5999-01-359-4771
NSN 6645-00-221-1058
NSN 5990-00-057-6348
NSN 7035-01-538-7381
NSN 5985-01-296-3586
NSN 5985-01-213-6059
NSN 5910-01-562-3887
NSN 5905-00-930-4028
NSN 5975-00-793-5550
NSN 5985-01-069-6872
NSN 6610-00-124-2876
NSN 5990-00-398-0507