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 6685-00-019-0552
NSN 6110-01-430-3684
NSN 5925-00-301-0810
NSN 6135-01-483-5269
NSN 5950-00-080-3441
NSN 5920-00-298-0700
NSN 5960-01-231-9119
NSN 6610-00-113-4552
NSN 6620-01-601-6236
NSN 6150-01-519-6204
NSN 5996-00-655-2094
NSN 2925-01-459-8093