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 2925-01-248-6028
NSN 5905-01-585-7811
NSN 2925-00-944-8398
NSN 2925-00-698-4882
NSN 6150-00-694-6870
NSN 5999-01-185-6604
NSN 4140-01-306-4728
NSN 5996-01-027-0702
NSN 6220-00-141-6150
NSN 6220-00-827-0227
NSN 5960-00-384-2601
NSN 6135-01-367-6203