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 6620-01-287-9975
NSN 5915-01-645-4809
NSN 5990-00-467-7431
NSN 5925-00-518-9744
NSN 6650-01-115-1443
NSN 5835-00-033-0294
NSN 6610-01-352-5500
NSN 5915-01-194-9871
NSN 6110-01-320-6215
NSN 2925-01-073-8223
NSN 5999-00-504-0335
NSN 7035-01-444-4240