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 6110-01-426-1790
NSN 5930-01-446-7559
NSN 5905-01-038-5867
NSN 5925-01-578-4597
NSN 5835-01-550-5094
NSN 5930-01-125-8300
NSN 5990-00-110-1153
NSN 5990-01-600-8407
NSN 5920-01-189-3909
NSN 5930-01-621-2982
NSN 5915-00-894-0853
NSN 5930-01-420-3049