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 6320-01-578-6006
NSN 5855-01-525-8710
NSN 5930-01-069-7035
NSN 6620-00-564-9412
NSN 5950-01-024-9461
NSN 5855-01-286-9928
NSN 5835-01-319-0262
NSN 5999-00-537-2265
NSN 5950-00-927-1863
NSN 6150-01-363-9828
NSN 5998-01-421-5978
NSN 6220-01-142-3148