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 5990-01-189-3201
NSN 5975-01-237-2163
NSN 5855-00-167-7893
NSN 5996-01-614-2072
NSN 6130-00-494-8451
NSN 5990-00-740-0249
NSN 5945-01-462-8712
NSN 6130-01-366-3271
NSN 5999-01-502-9773
NSN 5996-01-317-3676
NSN 5855-01-191-3404
NSN 6645-01-539-5922