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 5855-01-626-4169
NSN 5990-01-510-1430
NSN 5935-01-509-3864
NSN 5925-01-107-1951
NSN 5990-01-116-2181
NSN 5975-01-394-5281
NSN 5999-01-242-6954
NSN 5996-01-169-0913
NSN 5905-01-500-3369
NSN 6135-00-416-2898
NSN 5930-01-477-7395
NSN 6130-01-394-4153