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 6645-01-025-1002
NSN 6620-01-350-5103
NSN 5998-01-059-5878
NSN 5965-00-150-1144
NSN 6130-00-661-0197
NSN 5996-01-449-0666
NSN 6610-01-406-4985
NSN 6650-01-406-5322
NSN 6240-00-646-6931
NSN 6685-01-524-5492
NSN 5960-01-069-2009
NSN 5965-00-994-3190