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 6130-01-646-6772
NSN 5920-00-422-5381
NSN 5915-01-388-2911
NSN 6620-00-176-5722
NSN 5935-01-412-8418
NSN 5910-01-580-0857
NSN 5999-01-269-7720
NSN 5996-01-435-5547
NSN 6135-00-062-5080
NSN 6320-01-129-9656
NSN 6220-01-541-4064
NSN 5975-01-117-1154