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 6240-01-137-7383
NSN 5985-00-358-2547
NSN 6220-01-157-0628
NSN 5960-01-528-1147
NSN 6320-00-908-6841
NSN 6650-00-948-3647
NSN 6650-01-436-1173
NSN 6135-00-871-3646
NSN 6130-01-200-5683
NSN 5996-01-188-0252
NSN 5855-01-435-5548
NSN 4140-01-634-0330