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 5910-00-944-2487
NSN 5998-01-461-9558
NSN 4140-01-469-2266
NSN 5985-01-361-7736
NSN 6135-00-862-5736
NSN 6240-01-490-6922
NSN 5985-01-581-4531
NSN 6620-01-530-0213
NSN 5905-00-944-9775
NSN 5910-01-062-4270
NSN 6220-01-573-5692
NSN 6110-00-900-0673