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 5925-01-214-6494
NSN 5945-01-595-4386
NSN 5835-01-142-9233
NSN 6130-01-600-8887
NSN 4140-01-379-4430
NSN 5945-01-449-4995
NSN 5925-01-212-5707
NSN 5835-01-080-7784
NSN 6135-01-180-9611
NSN 5985-00-260-2716
NSN 6610-00-469-7175
NSN 6110-01-289-4689