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 5945-01-328-2591
NSN 5945-00-960-0167
NSN 6145-01-574-9779
NSN 5945-01-173-2550
NSN 4140-01-328-6356
NSN 5835-01-185-1102
NSN 5950-01-339-6007
NSN 5915-01-209-0599
NSN 5920-01-419-0741
NSN 6145-01-540-9537
NSN 5855-01-558-2850
NSN 6645-01-270-1497