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 5935-01-550-8304
NSN 7035-00-513-9764
NSN 4140-01-518-9774
NSN 5996-00-248-7061
NSN 5998-01-591-1629
NSN 5965-01-518-0623
NSN 6110-00-120-1215
NSN 6145-01-415-9593
NSN 6645-00-935-7046
NSN 6620-01-580-0883
NSN 6110-01-557-7700
NSN 5920-01-367-5791