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 5960-01-654-4353
NSN 5915-01-628-2203
NSN 5855-01-618-9749
NSN 6220-00-258-2967
NSN 6240-00-426-1972
NSN 5855-01-199-2046
NSN 5855-01-118-2210
NSN 5985-01-502-6841
NSN 6320-00-024-1004
NSN 6220-01-141-6744
NSN 5998-01-502-6908
NSN 6620-01-394-0365