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 6240-01-041-4406
NSN 2925-01-105-3804
NSN 6220-01-196-5189
NSN 6610-00-975-1699
NSN 6110-01-468-5153
NSN 5905-01-083-7153
NSN 6320-00-809-5744
NSN 5915-00-501-4413
NSN 5855-00-256-5562
NSN 7035-01-227-2546
NSN 4140-01-312-2361
NSN 5945-01-613-2250