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 6240-01-384-4868
NSN 6240-01-652-1893
NSN 5905-01-430-2541
NSN 5910-01-181-5677
NSN 6150-00-140-0170
NSN 5855-00-832-9341
NSN 5910-00-500-0192
NSN 5935-00-187-0726
NSN 5985-00-708-2193
NSN 6620-01-207-0667
NSN 6240-01-449-1387
NSN 6645-00-979-6824