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 6685-00-974-2596
NSN 4140-00-805-0988
NSN 5985-01-025-9711
NSN 4140-01-101-8644
NSN 5999-01-197-4695
NSN 6610-01-372-2147
NSN 5996-01-345-5181
NSN 6620-00-151-5363
NSN 7035-01-376-3843
NSN 5835-01-599-1876
NSN 6650-00-160-0833
NSN 5895-01-417-2700