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 5855-00-198-3197
NSN 6610-01-236-8359
NSN 6105-00-481-3401
NSN 5920-01-119-1896
NSN 6650-01-202-6368
NSN 5996-00-249-8956
NSN 6105-00-263-6385
NSN 6320-00-593-0379
NSN 6150-01-567-9218
NSN 4140-00-205-6491
NSN 5905-00-451-5876
NSN 5999-01-332-1554