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 5990-01-252-8175
NSN 2925-00-406-4381
NSN 5965-00-587-1916
NSN 5930-01-343-6033
NSN 5990-00-600-6151
NSN 6650-01-022-2617
NSN 5999-00-063-8248
NSN 5945-00-362-7192
NSN 6150-01-361-6939
NSN 6150-01-240-2320
NSN 5915-01-494-4195
NSN 5999-01-525-7937