一種組裝單元,由包含單列或多列滾珠軸承的外殼組成,設計用於滿足各種或特定的安裝條件。
1.9375 inches nominal assembly overall length, sae assn std single material response bearing material document and classification, 0.4062 inches nominal flange thickness, 2.4375 inches nominal bolt circle diameter, 0.6250 inches nominal bore diameter