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。
1.2515 inches minimum and 1.2520 inches maximum bore diameter, 0.6250 inches minimum and 0.6350 inches maximum overall width, turbo fan engine-f101-102 fsc application data, b-1b acft end item identification, 1.3745 inches minimum and 1.3750 inches maximum overall outside diameter