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 6650-01-527-6918
NSN 6240-01-172-9897
NSN 4140-00-078-9357
NSN 5999-01-289-4043
NSN 6610-00-287-6884
NSN 5905-00-057-6148
NSN 6150-01-613-7970
NSN 6135-00-932-3136
NSN 5905-01-500-0831
NSN 6645-00-070-6358
NSN 6620-00-162-9877
NSN 5999-00-679-9934