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 7035-00-421-8710
NSN 6610-00-419-0315
NSN 6105-01-634-0322
NSN 5998-00-166-3671
NSN 2925-01-239-6044
NSN 5950-00-704-7817
NSN 5920-01-485-5148
NSN 5996-01-515-6895
NSN 4140-01-219-3096
NSN 6135-00-726-4142
NSN 6145-01-579-3070
NSN 6645-00-144-4868