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 5996-01-591-8165
NSN 6620-00-303-9947
NSN 6130-00-930-8823
NSN 6620-00-312-2036
NSN 2925-01-515-3032
NSN 6110-00-411-0217
NSN 5960-01-419-5421
NSN 6620-01-476-0111
NSN 6150-01-229-1032
NSN 6610-01-073-2649
NSN 2925-01-097-0903
NSN 5855-00-482-9876