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 4140-00-842-3341
NSN 5910-00-266-0885
NSN 6610-01-518-7367
NSN 6240-00-633-1243
NSN 6610-01-633-8931
NSN 5925-00-156-4044
NSN 4140-01-224-6994
NSN 5960-00-504-7640
NSN 6620-01-211-9063
NSN 5915-01-618-6397
NSN 6620-01-259-5944
NSN 6130-00-420-4092