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 6620-01-454-5717
NSN 5960-01-502-6270
NSN 6145-01-254-2935
NSN 5999-01-113-6872
NSN 5835-01-209-6410
NSN 6645-00-372-2618
NSN 5985-00-902-0035
NSN 6220-01-659-7981
NSN 5960-00-477-7361
NSN 5920-00-269-6178
NSN 5960-01-376-3880
NSN 5965-01-234-6844