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 6220-00-153-9704
NSN 6620-01-061-3497
NSN 6320-01-384-7079
NSN 5895-01-421-3508
NSN 6685-01-572-6481
NSN 6685-01-555-7938
NSN 4140-01-601-6071
NSN 6220-00-707-5044
NSN 5999-01-004-8270
NSN 5935-01-333-0564
NSN 5999-01-048-4272
NSN 4140-00-166-2228