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 5935-00-064-2830
NSN 5920-01-500-1880
NSN 5998-01-270-5158
NSN 6620-01-616-3303
NSN 6650-01-068-2010
NSN 5910-01-204-5320
NSN 6110-00-614-4763
NSN 6130-01-455-4530
NSN 6105-01-441-5509
NSN 5965-00-764-1841
NSN 5965-00-892-3850
NSN 6685-01-475-2048