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 6620-01-026-7371
NSN 6150-00-323-8226
NSN 5990-01-393-4808
NSN 5998-01-449-2806
NSN 5835-01-160-7282
NSN 5985-00-497-8765
NSN 6105-01-381-4733
NSN 6150-01-171-7284
NSN 6610-01-099-0303
NSN 6110-01-385-9337
NSN 5998-01-153-7426
NSN 5935-01-088-4885