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 5996-01-043-2105
NSN 5950-00-139-6662
NSN 6110-00-683-5461
NSN 6130-00-081-9397
NSN 6105-00-273-1106
NSN 5905-01-443-7258
NSN 6240-01-359-4288
NSN 6620-01-356-2374
NSN 5925-00-431-3256
NSN 5905-00-106-5182
NSN 6220-01-552-0808
NSN 5985-01-304-5375