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 2925-01-394-1812
NSN 6650-01-562-9944
NSN 6650-00-518-5194
NSN 5960-00-525-1898
NSN 4140-00-853-3889
NSN 5855-01-046-7273
NSN 5855-00-310-2740
NSN 6320-00-701-0437
NSN 5965-01-615-0535
NSN 5998-00-560-7971
NSN 6610-01-432-5144
NSN 5910-01-368-5437