A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes packing, preformed; ring, piston; and seal ring, metal.
Classification: Parts of linear acting hydraulic power engines and motors
NSN 6645-00-149-1100
NSN 5920-01-331-3199
NSN 4140-00-958-6916
NSN 6110-01-472-2504
NSN 5975-01-107-8345
NSN 5835-01-041-8104
NSN 5920-01-318-5923
NSN 6240-01-491-1754
NSN 5999-01-616-8707
NSN 6110-01-206-5162
NSN 5910-01-263-1690
NSN 6105-01-496-3073