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 6220-01-537-3072
NSN 2925-01-359-9818
NSN 5975-01-616-5352
NSN 5950-01-284-2540
NSN 5835-00-785-0486
NSN 6105-01-492-4471
NSN 6145-01-468-1282
NSN 6130-00-844-9134
NSN 6150-01-027-0362
NSN 5920-01-430-4081
NSN 6685-00-864-9309
NSN 6110-01-442-8622