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 5960-01-641-5493
NSN 5960-01-167-2137
NSN 5950-00-950-9211
NSN 5985-00-654-9744
NSN 5965-00-482-7945
NSN 5990-00-568-4940
NSN 6620-01-208-1092
NSN 7035-01-528-0543
NSN 5950-00-481-1663
NSN 5998-01-519-4163
NSN 6320-00-004-9158
NSN 6320-01-630-7629