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 6135-01-551-0562
NSN 5998-00-843-1125
NSN 5915-00-356-0189
NSN 5960-01-350-2925
NSN 5960-01-089-8155
NSN 5975-01-408-7479
NSN 2925-01-348-8306
NSN 5960-00-081-1937
NSN 5950-00-763-7804
NSN 5965-00-732-8608
NSN 5935-01-182-5912
NSN 6150-01-255-1998