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 6645-01-252-8870
NSN 6135-00-998-5884
NSN 6135-01-441-0518
NSN 5920-00-773-1282
NSN 5996-00-926-7806
NSN 5920-01-544-1786
NSN 6150-01-560-5090
NSN 5996-01-270-5095
NSN 6220-01-006-0741
NSN 5905-00-177-7833
NSN 6220-01-091-9103
NSN 5960-01-470-1579