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 5945-01-160-7420
NSN 4140-01-023-1537
NSN 5895-01-557-4291
NSN 6685-01-489-5570
NSN 6135-00-557-8874
NSN 5855-01-537-1162
NSN 5925-00-035-8469
NSN 7035-01-003-7769
NSN 6610-01-303-4272
NSN 5998-01-508-3151
NSN 7035-00-541-8516
NSN 6130-00-990-1816