Valve size 0.500in.
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 5935-01-580-0653
NSN 5835-01-281-7281
NSN 5920-01-295-1268
NSN 4140-01-579-3686
NSN 5945-00-081-1338
NSN 5985-01-098-5321
NSN 7035-00-541-8516
NSN 5990-01-442-3520
NSN 5990-00-170-4239
NSN 5975-01-089-9053
NSN 6650-01-145-5663
NSN 6220-01-430-9729