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 5925-01-634-0664
NSN 6650-01-323-9183
NSN 4140-01-364-1684
NSN 5998-01-511-0611
NSN 6130-01-408-8208
NSN 5996-01-213-5184
NSN 5920-01-231-3615
NSN 5950-01-604-8820
NSN 5835-01-264-8782
NSN 2925-01-322-9780
NSN 5855-00-631-4565
NSN 5915-01-158-9857