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 5835-01-108-4980
NSN 5999-01-511-9296
NSN 5895-01-015-7697
NSN 5945-01-290-7732
NSN 5905-01-427-3804
NSN 6105-01-363-4045
NSN 6610-01-212-2969
NSN 6320-00-725-0754
NSN 6105-00-505-8842
NSN 5950-00-521-5201
NSN 6240-01-083-9646
NSN 6320-00-931-4855