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 6645-00-899-1235
NSN 4140-01-424-0841
NSN 5835-01-143-9143
NSN 5920-01-268-7258
NSN 6610-00-891-2272
NSN 4140-00-078-9357
NSN 5965-01-305-2858
NSN 6650-00-078-5773
NSN 5998-01-323-9223
NSN 6685-01-435-5628
NSN 5998-01-312-4698
NSN 5920-01-610-0844