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 5996-01-231-4361
NSN 6135-01-322-4655
NSN 5998-00-920-2420
NSN 5998-01-050-8279
NSN 5945-00-466-3748
NSN 5960-01-107-9069
NSN 5915-01-177-4259
NSN 5915-00-045-9071
NSN 6610-01-618-7038
NSN 5930-01-157-9501
NSN 5996-00-597-2234
NSN 5920-01-398-7123