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 4140-01-031-6391
NSN 6645-00-102-0015
NSN 6610-00-500-6944
NSN 6150-01-597-4874
NSN 5910-00-909-2684
NSN 5910-00-364-6995
NSN 6145-00-233-6010
NSN 6240-01-363-4539
NSN 5920-01-259-1014
NSN 5910-01-574-9765
NSN 6650-00-765-3189
NSN 5855-01-406-4821