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 5945-01-461-2401
NSN 5999-01-629-9562
NSN 6220-01-435-7582
NSN 5935-01-581-9582
NSN 6135-00-073-8939
NSN 5945-01-615-4983
NSN 5965-00-908-1402
NSN 5920-00-263-0622
NSN 5905-00-324-5919
NSN 5990-00-622-1010
NSN 6620-01-484-4153
NSN 5950-01-580-0598