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 6610-01-364-0294
NSN 5930-01-457-2832
NSN 6240-01-343-8111
NSN 5950-01-330-9254
NSN 6320-01-289-0946
NSN 5999-00-189-8191
NSN 5905-01-502-7775
NSN 5935-01-554-7827
NSN 5998-00-907-1857
NSN 5950-00-681-8347
NSN 5920-00-788-5442
NSN 5910-01-355-5336