球軸承或滾子軸承的外部組件,為減摩軸承的滾動元件提供接觸面。
0.1561 inches minimum and 0.1562 inches maximum overall width, 0.3748 inches minimum and 0.3749 inches maximum overall outside diameter, sae assn std single material response overall material document and classification, steel comp e52100 overall material, furnished with retainer and balls assembly special features