El componente interno de un rodamiento de bolas o rodillos que proporciona una superficie de contacto para los elementos rodantes de un rodamiento antifricción.
straight bore shape, 0.1248 inches minimum and 0.1249 inches maximum bore diameter, 0.1561 inches minimum and 0.1562 inches maximum overall width, sae assn std single material response overall material document and classification, 0.2055 inches minimum and 0.2060 inches maximum overall outside diameter