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 5895-01-513-7767
NSN 2925-00-799-5989
NSN 6645-00-421-5287
NSN 2925-00-964-7128
NSN 5910-01-263-6163
NSN 5950-01-298-9341
NSN 5990-00-351-5479
NSN 5999-00-141-6012
NSN 5835-01-534-3172
NSN 5965-00-513-1352
NSN 2925-00-915-1827
NSN 5945-01-317-3193