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 5920-01-155-1128
NSN 6110-00-088-6644
NSN 5855-01-224-7975
NSN 5998-01-094-5953
NSN 4140-00-547-8918
NSN 5999-01-100-0921
NSN 5996-01-234-1138
NSN 6105-01-382-9648
NSN 6240-01-065-7551
NSN 5975-01-352-4837
NSN 6135-01-159-9705
NSN 5960-01-146-0289