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。
0.1249 inches minimum and 0.1250 inches maximum bore diameter, 0.1561 inches minimum and 0.1562 inches maximum overall width, 0.2055 inches minimum and 0.2060 inches maximum overall outside diameter, sae assn std single material response overall material document and classification, straight bore shape