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 5945-01-378-1239
NSN 6645-01-077-9350
NSN 5985-00-144-8170
NSN 6620-00-470-0879
NSN 5996-01-461-3997
NSN 6150-01-500-1850
NSN 4140-01-605-1533
NSN 5905-01-250-1025
NSN 5910-01-299-9032
NSN 5999-00-466-1072
NSN 5960-00-687-1031
NSN 6220-01-422-8179