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.
Classification: Check valves of steel
NSN 5985-00-291-1140
NSN 4140-01-517-1885
NSN 4140-00-492-2468
NSN 6645-01-576-2691
NSN 5910-00-683-8276
NSN 6610-01-472-2757
NSN 5990-01-426-7350
NSN 5835-01-347-8714
NSN 6620-01-629-4045
NSN 5895-01-655-2147
NSN 5975-01-352-5647
NSN 5990-01-127-1108