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 4140-01-472-6474
NSN 6130-01-423-1383
NSN 5998-01-481-3907
NSN 5990-01-416-6009
NSN 6110-01-049-4362
NSN 5996-01-528-6576
NSN 5835-00-912-5656
NSN 5950-01-232-1299
NSN 6240-00-997-4559
NSN 5915-00-170-6775
NSN 6650-01-080-5484
NSN 5930-01-435-0397