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 5930-00-320-8521
NSN 5999-01-440-0874
NSN 6135-01-167-7604
NSN 4140-00-785-1962
NSN 5996-01-549-1157
NSN 5920-01-168-7810
NSN 6240-00-872-3365
NSN 6650-01-496-2662
NSN 7035-01-394-3169
NSN 5945-01-649-7404
NSN 5925-01-634-0664
NSN 7035-00-517-8232