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 6240-01-200-7937
NSN 6105-01-630-3508
NSN 5930-00-410-6415
NSN 5930-01-628-8435
NSN 5920-00-617-9909
NSN 4140-00-773-3291
NSN 5910-01-379-7524
NSN 5895-00-651-9552
NSN 5996-00-948-3835
NSN 5905-01-420-7222
NSN 5965-01-058-1414
NSN 6645-00-585-5932