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 2925-00-433-5429
NSN 6650-01-612-1832
NSN 6105-01-133-1875
NSN 6135-01-504-6929
NSN 5920-00-788-2322
NSN 6110-00-445-4909
NSN 7035-00-079-7189
NSN 5950-01-491-8643
NSN 6220-00-981-3057
NSN 5915-01-264-0986
NSN 6620-01-355-4339
NSN 5895-01-050-3490