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 4140-01-504-6051
NSN 6220-01-457-9678
NSN 5975-00-553-7151
NSN 6685-01-541-4932
NSN 6220-01-065-3359
NSN 6145-00-107-7913
NSN 5998-01-660-1710
NSN 6130-01-352-9126
NSN 6240-01-032-5034
NSN 6150-01-162-3180
NSN 6105-01-436-2733
NSN 5855-01-380-2708