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 6320-01-054-3046
NSN 5925-00-484-0495
NSN 5990-00-067-6791
NSN 6610-01-187-1748
NSN 6650-01-303-7964
NSN 6135-01-540-2403
NSN 5990-01-123-4226
NSN 6135-01-190-2628
NSN 4140-00-707-5963
NSN 5985-01-458-6738
NSN 5960-01-543-0235
NSN 6145-01-090-7258