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 5998-01-381-1477
NSN 6105-00-489-1305
NSN 5855-00-401-3442
NSN 6685-00-558-0856
NSN 5998-01-303-1723
NSN 5998-00-184-8376
NSN 5945-01-576-8492
NSN 5965-01-306-5381
NSN 5990-01-143-2518
NSN 5905-01-200-3934
NSN 5920-00-084-0988
NSN 6620-01-314-8605