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 5975-00-405-4848
NSN 6220-01-581-5986
NSN 5920-01-018-0146
NSN 6650-01-077-7594
NSN 4140-01-338-5984
NSN 4140-00-295-0787
NSN 6650-00-098-6128
NSN 6150-01-025-6305
NSN 6145-00-062-5701
NSN 6130-01-433-3279
NSN 5960-00-245-2645
NSN 5855-01-338-1718