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 5930-01-458-1979
NSN 6320-00-456-0836
NSN 6130-01-169-1427
NSN 5996-01-267-7226
NSN 5935-00-703-8602
NSN 5930-01-412-9519
NSN 6220-01-116-6843
NSN 5999-00-281-3900
NSN 5895-01-062-2684
NSN 5895-01-191-2703
NSN 6320-00-468-8421
NSN 6145-01-237-2200