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 6110-01-101-1181
NSN 6645-01-381-6084
NSN 6645-01-455-8342
NSN 5960-01-099-8521
NSN 2925-01-633-4048
NSN 5915-01-310-4774
NSN 5835-01-485-0210
NSN 5835-01-521-4979
NSN 5960-01-632-6576
NSN 5915-01-328-2434
NSN 5999-01-634-0576
NSN 5985-00-084-1245