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。
copper alloy 903 overall material, 16.4850 inches minimum and 16.4910 inches maximum overall outside diameter, 2.5000 inches nominal overall width, qq-c-390 fed spec single material response overall material document and classification, 16.0000 inches minimum and 16.0040 inches maximum bore diameter