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 5950-01-651-6476
NSN 5985-00-418-3051
NSN 6105-00-596-9962
NSN 6650-01-656-2439
NSN 6130-00-339-6134
NSN 6110-01-583-8853
NSN 5905-01-116-7566
NSN 6145-01-502-7553
NSN 5930-00-875-1947
NSN 5999-00-928-8259
NSN 5935-01-437-3167
NSN 5950-00-954-6551