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 5999-00-529-0157
NSN 7035-00-562-9881
NSN 6130-01-266-0964
NSN 5910-01-626-6556
NSN 6130-00-351-9374
NSN 6610-01-386-0647
NSN 6610-01-406-4985
NSN 6135-01-515-6600
NSN 5945-01-651-8654
NSN 5835-01-447-2544
NSN 5945-01-097-9020
NSN 5925-01-644-5658