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 5855-00-797-8217
NSN 5990-00-133-0102
NSN 5950-01-221-5544
NSN 6130-00-589-9948
NSN 6145-01-376-2051
NSN 5935-01-029-9090
NSN 6150-01-227-3149
NSN 5996-01-226-7707
NSN 6135-01-483-5269
NSN 5999-01-010-3221
NSN 5990-01-575-3275
NSN 5895-01-510-8974