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 6220-00-682-8292
NSN 5998-01-568-9340
NSN 5935-00-114-1162
NSN 6685-01-555-7938
NSN 5999-01-558-9834
NSN 5990-01-582-1977
NSN 5915-01-333-0895
NSN 5930-01-263-6012
NSN 6135-01-301-8776
NSN 5895-01-511-0595
NSN 4140-01-273-0196
NSN 4140-01-509-7552