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 5999-01-308-5019
NSN 6650-01-170-4397
NSN 5985-01-326-1384
NSN 2925-01-181-1216
NSN 5960-01-325-2241
NSN 6220-01-152-3346
NSN 6320-01-181-9474
NSN 6150-01-643-0581
NSN 6645-01-114-8044
NSN 5925-00-309-2404
NSN 5999-01-139-5204
NSN 6220-01-496-4301