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。
3.3635 inches minimum and 3.3640 inches maximum bore diameter, 3.7629 inches minimum and 3.7634 inches maximum overall outside diameter, straight bore shape, 0.9975 inches minimum and 1.0025 inches maximum overall width, steel comp e52100 overall material