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 5975-00-233-6301
NSN 2925-00-682-5028
NSN 4140-00-500-2718
NSN 4140-00-605-0396
NSN 5990-01-248-8222
NSN 6110-01-139-4646
NSN 6650-01-492-5263
NSN 4140-01-444-3945
NSN 5998-01-272-2189
NSN 5996-00-392-7626
NSN 6650-01-207-2905
NSN 5945-01-357-8037