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 6610-00-909-6218
NSN 6110-01-542-7901
NSN 5990-01-578-5382
NSN 4140-01-366-6666
NSN 5905-01-446-5453
NSN 5920-01-234-5914
NSN 5920-01-202-7166
NSN 5975-01-222-0594
NSN 5905-01-068-3631
NSN 5895-01-302-2127
NSN 5965-00-653-4782
NSN 6105-01-246-5831