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 4140-01-263-2180
NSN 5985-01-521-8410
NSN 2925-00-056-7112
NSN 6130-01-521-3440
NSN 6650-01-495-1269
NSN 5915-01-054-3109
NSN 5945-00-433-0294
NSN 6620-01-526-2857
NSN 6145-00-228-0742
NSN 5998-00-926-3730
NSN 7035-00-574-4223
NSN 5835-00-289-9080