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 4140-01-462-0268
NSN 5996-01-392-3178
NSN 5905-00-058-6328
NSN 5920-00-958-7202
NSN 5920-01-194-4499
NSN 5960-01-024-6615
NSN 5930-00-932-4928
NSN 6145-01-234-7680
NSN 6110-01-272-0138
NSN 5945-00-250-0722
NSN 6610-01-644-2344
NSN 6645-01-172-6838