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 6650-00-921-8463
NSN 5960-01-495-0859
NSN 5855-01-642-7607
NSN 5996-00-467-1429
NSN 5920-00-843-3848
NSN 5835-01-459-7428
NSN 5960-01-254-3541
NSN 5965-01-113-9061
NSN 5950-01-630-2394
NSN 5990-00-402-1715
NSN 4140-00-078-9357
NSN 5975-01-445-8942