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 5950-00-222-4639
NSN 5975-00-614-1226
NSN 5945-00-356-8752
NSN 4140-00-059-7575
NSN 6620-01-539-9646
NSN 5998-01-300-0002
NSN 6685-01-227-5471
NSN 6110-01-394-5724
NSN 5998-01-233-9908
NSN 5935-00-126-1756
NSN 6610-00-933-9262
NSN 5990-01-480-9938