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 5996-01-335-0584
NSN 6145-01-625-7843
NSN 6650-01-258-5871
NSN 5910-00-154-8180
NSN 5998-01-090-8450
NSN 4140-01-502-4457
NSN 6645-01-020-4557
NSN 5999-01-339-9403
NSN 6320-00-925-0558
NSN 6620-01-064-0366
NSN 5935-01-061-2930
NSN 7035-01-507-9372