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 6685-01-411-6958
NSN 5925-01-550-9653
NSN 5999-00-938-1934
NSN 6240-00-925-2194
NSN 6650-01-343-1708
NSN 6130-01-625-9830
NSN 5975-01-649-8168
NSN 6135-01-186-4010
NSN 5855-01-634-0259
NSN 6685-01-123-9275
NSN 5990-00-752-2126
NSN 6620-01-572-8734