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 6240-00-905-0463
NSN 6240-01-123-4998
NSN 6685-00-345-6125
NSN 5930-01-174-2335
NSN 6220-01-250-4149
NSN 5905-01-424-0798
NSN 5965-01-599-5448
NSN 5905-01-641-1656
NSN 6240-01-140-8762
NSN 5920-00-658-7219
NSN 5855-01-398-0090
NSN 6645-01-381-7104