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 6320-00-483-0451
NSN 5996-01-576-9852
NSN 6320-00-674-1361
NSN 5935-01-377-5009
NSN 5920-01-349-0012
NSN 6145-00-912-5712
NSN 6105-01-551-5492
NSN 5945-01-553-8531
NSN 5990-01-546-1649
NSN 6110-00-869-8655
NSN 6240-00-517-7053
NSN 5915-00-204-4660