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 5935-00-406-9528
NSN 5920-00-322-8618
NSN 5925-00-467-6213
NSN 5985-01-193-5913
NSN 5895-01-578-0408
NSN 6620-01-125-0794
NSN 5990-01-555-6616
NSN 6130-01-222-8577
NSN 6135-00-411-3171
NSN 6610-00-994-4948
NSN 5915-00-361-9148
NSN 5855-01-516-9915