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 5935-01-288-1252
NSN 5975-01-025-8155
NSN 6645-00-232-4070
NSN 6150-01-183-8998
NSN 4140-01-634-0330
NSN 5920-01-075-4856
NSN 2925-01-327-3069
NSN 5990-00-964-9672
NSN 5975-01-168-6191
NSN 6645-01-247-4549
NSN 6105-00-432-0771
NSN 5990-00-915-1295