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 5930-01-289-6066
NSN 5975-01-058-3838
NSN 5990-00-562-8413
NSN 6610-01-417-3011
NSN 6135-01-648-0057
NSN 5835-00-023-0780
NSN 6620-00-679-5830
NSN 6685-00-155-4301
NSN 5950-01-416-7456
NSN 5998-01-534-5178
NSN 6130-01-557-2765
NSN 5999-01-418-2456