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 5996-01-500-2820
NSN 5985-00-163-3994
NSN 6620-00-734-7746
NSN 6620-01-392-6180
NSN 4140-00-628-8751
NSN 6645-00-246-4934
NSN 5945-01-147-4484
NSN 6130-00-081-1039
NSN 5930-01-605-0162
NSN 6220-01-560-1174
NSN 4140-00-150-8265
NSN 5965-00-177-2932