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 5855-00-149-0766
NSN 5998-00-299-2740
NSN 5960-00-315-0358
NSN 6150-00-787-0369
NSN 5998-00-148-9718
NSN 6650-01-428-2251
NSN 6105-01-283-6728
NSN 2925-01-497-6192
NSN 5935-00-419-0121
NSN 5975-01-026-4108
NSN 5960-00-011-9315
NSN 5999-00-149-8498