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 6145-01-443-0473
NSN 6620-00-935-1321
NSN 5930-01-325-9720
NSN 7035-01-359-1761
NSN 5905-01-357-1110
NSN 6320-01-017-5274
NSN 5960-01-406-4136
NSN 5935-01-327-0027
NSN 5990-00-038-6482
NSN 7035-01-175-4321
NSN 5915-00-318-8872
NSN 5985-00-911-7556