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 6645-01-437-7770
NSN 5960-00-161-3728
NSN 5920-01-447-1445
NSN 5920-01-384-2034
NSN 5960-00-071-0698
NSN 5950-01-050-0593
NSN 6650-01-448-6514
NSN 5975-00-553-7151
NSN 5998-00-006-2093
NSN 5950-01-207-5157
NSN 5999-00-859-8349
NSN 5990-00-518-0684