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 4140-00-660-8699
NSN 6220-01-391-5323
NSN 5935-01-478-0507
NSN 5895-01-377-2435
NSN 5996-01-061-5142
NSN 5920-01-461-3214
NSN 5910-01-628-1965
NSN 6610-01-446-5975
NSN 6645-01-171-4528
NSN 6650-00-665-3658
NSN 7035-01-487-4038
NSN 5999-00-925-2502