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 4140-01-184-1290
NSN 6145-01-255-2878
NSN 5975-00-402-8499
NSN 6135-00-686-4777
NSN 6105-01-506-5260
NSN 6110-01-437-6430
NSN 6145-01-442-3161
NSN 6135-01-422-1440
NSN 6220-01-068-4066
NSN 5910-00-282-2531
NSN 6145-01-426-8976
NSN 6105-00-161-1834