圓錐滾子軸承的外部組件,為軸承的滾動元件提供接觸面。
2.5307 inches minimum and 2.5310 inches maximum outer ring outside diameter, 0.1200 inches nominal flange width, flight control b-1b end item identification, 2.9200 inches nominal flange outside diameter, 0.4780 inches nominal overall width