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 5920-01-230-2322
NSN 4140-01-422-0439
NSN 5835-00-275-0584
NSN 5910-00-227-0812
NSN 5965-01-460-4172
NSN 6150-01-224-7939
NSN 5855-01-260-7445
NSN 5996-00-976-1429
NSN 6650-01-288-5485
NSN 5835-00-518-4507
NSN 7035-01-037-7400
NSN 6220-00-402-5619