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 6130-00-643-4894
NSN 6650-01-406-4959
NSN 2925-00-444-1186
NSN 6620-01-158-5111
NSN 5930-00-233-6480
NSN 5990-00-837-7240
NSN 5905-01-044-2716
NSN 5985-01-502-9303
NSN 6150-01-334-5218
NSN 6650-00-026-8139
NSN 6320-01-132-2746
NSN 6220-01-411-6664