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 4140-00-004-1377
NSN 5930-00-595-5489
NSN 5835-01-370-4292
NSN 5835-00-974-4014
NSN 6220-01-376-5085
NSN 6150-00-007-8884
NSN 6240-00-868-2102
NSN 5950-01-028-7927
NSN 4140-01-245-8866
NSN 6320-00-539-9283
NSN 5915-01-156-8977
NSN 5915-01-310-7357