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 5920-01-525-7231
NSN 5965-00-378-3403
NSN 6220-01-528-7232
NSN 5999-00-525-4320
NSN 2925-00-413-2064
NSN 5950-00-530-7273
NSN 6105-01-225-7617
NSN 6150-01-032-2916
NSN 5920-01-407-1091
NSN 5985-01-427-9852
NSN 6130-00-975-1095
NSN 6110-01-453-4717