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 6685-01-560-6222
NSN 5999-00-177-1791
NSN 6240-01-582-8354
NSN 5905-01-102-8446
NSN 5905-01-445-6642
NSN 2925-00-185-1618
NSN 6105-01-145-7849
NSN 5945-01-411-4939
NSN 5930-00-005-0383
NSN 6110-01-232-0840
NSN 5930-01-073-1693
NSN 5855-01-087-1417