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 5996-00-435-9393
NSN 5975-01-061-1133
NSN 5925-00-955-0659
NSN 6620-01-192-6186
NSN 6130-01-020-5581
NSN 5835-00-905-7165
NSN 5920-01-178-5167
NSN 6620-01-020-3612
NSN 6610-01-003-9763
NSN 5985-01-392-7825
NSN 5985-00-131-0189
NSN 5835-01-163-4215