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 5945-00-290-1779
NSN 5985-01-299-8445
NSN 6150-00-944-8797
NSN 6320-01-422-1212
NSN 6105-01-436-9230
NSN 5998-01-202-8266
NSN 5998-01-075-7991
NSN 5855-01-187-2293
NSN 5895-00-344-7335
NSN 5998-00-923-1636
NSN 6685-00-188-1991
NSN 5945-01-233-4814