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 5975-00-449-1136
NSN 6110-01-348-9740
NSN 5985-01-058-9837
NSN 6135-00-152-8729
NSN 4140-00-753-9204
NSN 5930-01-658-7556
NSN 6110-00-940-9783
NSN 5945-01-227-9887
NSN 6620-01-226-4065
NSN 5915-01-633-9845
NSN 5835-00-835-7838
NSN 6135-01-255-9129