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 6130-01-429-9319
NSN 6130-01-441-0572
NSN 6110-00-958-3794
NSN 6150-01-383-8999
NSN 5910-00-139-6728
NSN 5996-01-216-0702
NSN 5855-00-494-9581
NSN 5950-01-215-0307
NSN 5975-00-518-0402
NSN 6105-01-384-0358
NSN 5915-01-350-2407
NSN 4140-00-135-0611