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 6135-01-449-2144
NSN 6220-01-439-4634
NSN 5835-00-491-3834
NSN 5910-00-541-1381
NSN 6130-01-210-4736
NSN 6220-01-569-2453
NSN 5965-01-019-0939
NSN 5915-01-122-7591
NSN 5996-01-328-8706
NSN 4140-01-026-1381
NSN 5895-01-634-0630
NSN 5996-00-983-2664