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 6150-00-222-5302
NSN 6620-00-901-7848
NSN 5915-01-615-9346
NSN 7035-00-076-4097
NSN 5999-01-089-2131
NSN 5920-00-894-2455
NSN 5965-01-051-0126
NSN 5930-01-485-2415
NSN 5996-00-838-7841
NSN 5950-01-546-0219
NSN 5965-01-116-1886
NSN 6650-00-161-4122