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 5930-01-179-1676
NSN 6650-01-301-3310
NSN 5960-01-019-0017
NSN 5975-00-110-8148
NSN 6130-00-649-2802
NSN 5999-01-650-8532
NSN 6135-00-269-5843
NSN 6130-01-453-8551
NSN 5975-01-647-9972
NSN 5835-01-617-5121
NSN 4140-00-116-1022
NSN 5975-01-605-7165