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 6620-01-197-8207
NSN 5930-00-796-4051
NSN 4140-01-054-3553
NSN 6150-01-489-0271
NSN 5950-01-557-7304
NSN 5960-01-424-1781
NSN 5910-01-623-3740
NSN 6645-01-570-3215
NSN 5905-01-634-0595
NSN 5905-01-195-2184
NSN 5930-01-172-1449
NSN 6650-01-024-9554