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 5915-01-068-8714
NSN 5960-01-350-2925
NSN 5960-00-398-1029
NSN 4140-00-469-1996
NSN 5930-01-118-2538
NSN 6220-01-216-5954
NSN 5935-00-417-4592
NSN 5910-01-032-8058
NSN 6135-00-686-4777
NSN 4140-00-313-2358
NSN 5975-01-421-2230
NSN 6610-00-508-1728