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 2925-01-154-2949
NSN 6135-00-165-3756
NSN 5996-00-136-4965
NSN 6320-00-139-1090
NSN 5950-00-284-2213
NSN 4140-01-098-0213
NSN 6610-01-346-1426
NSN 6135-01-485-3450
NSN 6645-01-502-3068
NSN 5998-01-150-0151
NSN 6105-01-660-5743
NSN 5910-01-604-7927