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 6130-01-273-7841
NSN 5960-01-457-0157
NSN 5999-01-568-3613
NSN 5910-01-568-2173
NSN 5895-01-235-5347
NSN 5835-00-477-3162
NSN 5930-01-116-3346
NSN 6130-01-194-2572
NSN 4140-00-179-3977
NSN 6150-01-422-4641
NSN 5910-01-531-5980
NSN 7035-01-403-2841