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 6110-01-388-2389
NSN 6105-01-071-4219
NSN 5905-01-386-3180
NSN 5920-00-427-7267
NSN 5920-00-621-6601
NSN 6145-01-369-1622
NSN 5950-00-900-8335
NSN 5925-01-461-4067
NSN 6135-01-177-3552
NSN 6135-00-613-1068
NSN 6145-01-542-7945
NSN 5965-01-408-5990