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 6240-00-290-4185
NSN 5920-01-607-6904
NSN 5985-00-880-5788
NSN 5960-01-395-9834
NSN 6220-00-553-4048
NSN 6150-00-364-1948
NSN 6110-00-216-8112
NSN 6645-00-001-9400
NSN 6650-01-317-2101
NSN 5965-00-529-0602
NSN 6150-00-147-3115
NSN 5996-01-423-7266