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 6150-00-599-0721
NSN 6240-00-978-9752
NSN 5905-01-634-0595
NSN 5985-01-574-5189
NSN 6650-01-571-7122
NSN 5905-01-068-3379
NSN 5996-00-065-2629
NSN 6150-00-115-2027
NSN 6130-00-359-2747
NSN 5925-01-289-2081
NSN 5945-00-612-6562
NSN 6240-01-210-8467