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 5855-01-400-1590
NSN 6110-00-288-4179
NSN 5975-01-545-3708
NSN 6650-00-912-4229
NSN 6650-00-809-1817
NSN 6620-01-138-8250
NSN 5855-00-862-3345
NSN 6150-00-350-9180
NSN 7035-00-153-3826
NSN 6220-01-512-2028
NSN 5835-00-092-1136
NSN 7035-00-193-2269