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 5950-00-052-9029
NSN 5990-01-453-3552
NSN 5965-00-564-2889
NSN 5855-00-004-0904
NSN 5945-01-197-1953
NSN 5996-00-720-3064
NSN 5920-01-461-8719
NSN 5998-00-807-4486
NSN 5998-01-146-4340
NSN 5920-01-503-7235
NSN 6620-01-026-0346
NSN 6145-00-269-4271