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 5895-01-406-8588
NSN 5990-00-905-6472
NSN 5930-01-170-4205
NSN 6145-00-168-1296
NSN 6240-01-026-9289
NSN 5998-01-209-0188
NSN 5935-00-957-7212
NSN 6145-00-366-5790
NSN 6220-01-569-6742
NSN 6105-00-999-4957
NSN 5998-01-051-1451
NSN 6610-01-371-3006