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 2925-01-515-1755
NSN 6685-01-529-6504
NSN 5960-00-697-3623
NSN 4140-01-292-2249
NSN 6135-01-628-2903
NSN 6220-00-212-4386
NSN 5999-01-392-4825
NSN 6150-01-591-6124
NSN 6130-00-862-5516
NSN 5945-01-475-3902
NSN 5990-01-084-0807
NSN 5960-01-142-1995