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 6620-01-606-8964
NSN 5945-01-240-0337
NSN 6240-01-441-8368
NSN 5930-01-582-1787
NSN 5996-01-194-4498
NSN 5998-01-417-2117
NSN 6320-00-036-3688
NSN 5910-01-134-2061
NSN 6145-01-634-0388
NSN 5920-01-239-2038
NSN 5925-01-375-3455
NSN 4140-01-239-2309