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 5996-00-518-3675
NSN 5920-00-983-3571
NSN 5999-01-441-8219
NSN 4140-01-413-4803
NSN 6650-01-044-0183
NSN 6610-01-461-8180
NSN 5960-00-831-2914
NSN 6610-01-543-5705
NSN 5925-01-061-9717
NSN 6105-00-456-0920
NSN 2925-01-037-5383
NSN 6105-01-461-8927