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 5935-01-201-0326
NSN 6610-00-144-7036
NSN 6620-01-290-2973
NSN 6620-01-020-4526
NSN 5920-01-633-2932
NSN 5925-01-492-4782
NSN 2925-01-397-8028
NSN 6135-01-495-0933
NSN 5965-00-123-1727
NSN 5999-00-944-1656
NSN 6240-01-064-6472
NSN 5999-00-269-5320