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 6135-01-139-1700
NSN 6135-01-199-1185
NSN 5920-00-100-2582
NSN 7035-01-145-5059
NSN 6610-01-651-0987
NSN 6685-00-983-8783
NSN 5935-01-513-1247
NSN 5855-01-334-6594
NSN 6240-01-479-1410
NSN 6105-01-504-6627
NSN 5996-01-182-7351
NSN 6620-00-316-2167