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。
0.440 inches nominal flange thickness, 4110-01-394-6473 end item identification, 1.0000 inches nominal bore diameter, 2.750 inches nominal center to center distance between mounting holes along side of a square, 1.600 inches nominal assembly overall length