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 5910-01-618-6407
NSN 5835-00-334-6556
NSN 4140-00-886-1710
NSN 6130-00-020-9289
NSN 5915-00-702-3006
NSN 5920-00-232-3703
NSN 5975-01-580-7417
NSN 5945-01-252-6054
NSN 6135-00-593-6831
NSN 5996-01-297-1564
NSN 6105-00-050-9384
NSN 6135-01-280-0600