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 5920-00-155-2173
NSN 6105-01-634-0322
NSN 5990-01-282-4617
NSN 5895-01-588-4161
NSN 6130-00-732-1917
NSN 6620-01-147-5615
NSN 5998-01-579-9104
NSN 5915-00-202-5192
NSN 6620-00-338-6482
NSN 5895-01-106-6142
NSN 5920-01-324-8493
NSN 4140-01-358-4945