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 5835-00-155-1379
NSN 6240-01-093-2131
NSN 6150-01-604-8874
NSN 6650-01-628-2743
NSN 5935-00-064-3462
NSN 5905-01-019-8979
NSN 5920-01-335-2755
NSN 6105-01-461-8786
NSN 5960-00-887-2618
NSN 5990-00-033-8128
NSN 6135-00-756-6149
NSN 5960-00-426-8028