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 7035-01-429-0431
NSN 5895-01-277-0035
NSN 4140-00-800-7204
NSN 5996-01-144-4691
NSN 5855-00-228-8446
NSN 5905-00-548-0984
NSN 6685-01-485-6517
NSN 5985-00-203-5876
NSN 6240-00-137-2498
NSN 5835-01-406-4066
NSN 6150-00-015-6179
NSN 6620-01-372-4168