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 copper having a pressure rating of 850 kpa or over
NSN 5925-01-491-7884
NSN 2925-00-071-4197
NSN 6220-00-226-1994
NSN 6650-01-034-0897
NSN 6620-01-155-4014
NSN 5930-00-233-2665
NSN 6685-00-495-1294
NSN 5999-01-389-0227
NSN 5965-01-210-7784
NSN 5930-01-284-8906
NSN 7035-00-553-6951
NSN 5998-01-126-6570