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 materials other than copper, iron or steel
NSN 4140-01-490-0200
NSN 5910-01-647-1111
NSN 6685-01-499-1995
NSN 5835-01-382-4592
NSN 5905-01-276-2193
NSN 5920-01-517-9915
NSN 5855-00-149-0766
NSN 5990-01-254-2936
NSN 6685-01-112-7658
NSN 6320-00-089-9426
NSN 5965-01-222-0166
NSN 6240-01-532-1468