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 steel
NSN 5950-01-379-5661
NSN 5945-01-051-4905
NSN 5996-01-437-8824
NSN 4140-01-591-0004
NSN 5855-01-410-8979
NSN 6220-00-784-5904
NSN 6110-01-278-6890
NSN 5998-00-171-9998
NSN 6135-01-315-9214
NSN 6135-00-767-0331
NSN 5945-01-388-7320
NSN 6150-00-787-5668