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 6240-01-372-2039
NSN 5950-01-003-7869
NSN 5895-01-012-2202
NSN 6240-00-485-3128
NSN 5855-01-083-9053
NSN 6105-01-024-8077
NSN 6150-01-310-6397
NSN 5895-01-495-2764
NSN 6650-01-089-8890
NSN 6135-00-269-5843
NSN 4140-01-285-8753
NSN 6135-01-408-0313