滾珠軸承或滾柱軸承的內部組件,為減摩軸承的滾動元件提供接觸面。
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