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 5950-00-931-1970
NSN 5985-00-905-7167
NSN 5855-00-174-3482
NSN 5930-01-058-7178
NSN 5950-01-340-1036
NSN 4140-01-555-0876
NSN 6110-01-211-6577
NSN 5960-01-515-4791
NSN 6240-01-339-5100
NSN 5835-01-495-5986
NSN 5985-01-574-9439
NSN 5990-01-481-5274