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 6620-00-003-2020
NSN 6320-00-313-9114
NSN 6220-01-361-5182
NSN 5945-01-282-4810
NSN 5950-01-351-0517
NSN 5960-01-468-6508
NSN 5965-01-382-9081
NSN 6105-01-634-0322
NSN 5996-01-021-2979
NSN 5990-01-147-5225
NSN 6645-00-230-4396
NSN 5925-01-347-5024