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。
sae 660 assn std single material response overall material document and classification, 0.8785 inches minimum and 0.8795 inches maximum bore diameter, 0.1250 inches minimum and 0.1870 inches maximum flange width, 1.4690 inches minimum and 1.5310 inches maximum overall width, 1.3440 inches minimum and 1.4060 inches maximum flange outside diameter