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 5920-00-725-1804
NSN 5996-01-133-2478
NSN 5855-01-007-9541
NSN 6220-01-104-9241
NSN 5985-01-653-1360
NSN 5985-01-397-6736
NSN 5905-00-462-8230
NSN 6110-00-248-7475
NSN 6685-01-202-7823
NSN 5855-00-962-5792
NSN 5915-00-461-8838
NSN 5945-00-681-0371