由一個滾子徑向單元和一個滾子推力單元組成的軸承。徑向單元的內圈與推力單元的內圈一體成型。不包括:同一列滾子同時承受徑向推力和軸向推力的軸承。
copper alloy thrust retainer material, 12.0010 inches nominal outer ring outside diameter, 2.1560 inches nominal overall width, 7.6240 inches nominal largest bore diameter, 6.8750 inches nominal bore smallest diameter