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 6620-01-072-1034
NSN 5960-01-023-2815
NSN 4140-01-336-2863
NSN 5945-01-281-5587
NSN 5925-00-832-9731
NSN 6220-01-634-0660
NSN 6620-01-468-6017
NSN 6650-01-575-1044
NSN 6320-01-578-6006
NSN 6320-01-506-9439
NSN 5990-01-268-4268
NSN 5996-01-174-5746