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 4140-00-547-8918
NSN 5945-01-384-2765
NSN 5996-01-145-0237
NSN 5998-00-185-6029
NSN 5930-00-272-1427
NSN 5999-00-942-9927
NSN 5930-00-521-5450
NSN 6685-01-659-7929
NSN 5999-01-225-0099
NSN 6650-01-044-9860
NSN 5925-00-928-8261
NSN 6650-01-171-0779