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 5999-00-171-8858
NSN 5895-01-474-4618
NSN 4140-00-027-5150
NSN 6220-01-513-1161
NSN 5960-01-187-7400
NSN 7035-00-329-4015
NSN 6110-00-865-4666
NSN 5965-01-447-2992
NSN 5905-00-281-2329
NSN 5999-01-357-0902
NSN 6240-01-312-5282
NSN 5998-01-631-4328