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 5950-01-520-4467
NSN 5960-01-573-6483
NSN 4140-00-751-1694
NSN 5935-01-348-4367
NSN 5985-00-291-1140
NSN 5920-01-437-8850
NSN 5930-01-634-0659
NSN 5950-00-290-8090
NSN 5910-01-570-3948
NSN 6110-01-099-6893
NSN 5996-01-467-8128
NSN 5999-00-486-0877