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 6130-01-518-4664
NSN 4140-00-173-0706
NSN 5930-00-629-1859
NSN 5945-01-408-5522
NSN 5905-01-411-9410
NSN 5930-01-285-8811
NSN 6110-01-564-6409
NSN 5996-00-392-7626
NSN 6620-01-230-0197
NSN 5996-00-248-7061
NSN 6220-01-045-6265
NSN 6645-01-367-2581