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 5990-01-212-2037
NSN 5950-01-431-6884
NSN 2925-00-420-8151
NSN 6145-00-027-9852
NSN 5985-01-418-5623
NSN 6610-00-149-1534
NSN 5945-01-138-7264
NSN 5990-01-541-5632
NSN 6610-00-290-0758
NSN 5915-01-648-2126
NSN 5996-01-128-4811
NSN 5945-00-432-3075