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 4140-00-103-9728
NSN 5905-01-451-1132
NSN 6130-01-415-3529
NSN 5835-01-654-4570
NSN 6650-00-131-7030
NSN 5985-01-080-8452
NSN 6220-01-498-7211
NSN 5999-01-028-2761
NSN 5960-01-380-0885
NSN 4140-01-023-8098
NSN 6620-01-659-1256
NSN 5925-00-405-3363