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。
4.0000 inches nominal bore smallest diameter, copper alloy retainer material, 1.1020 inches nominal overall width, 4.2130 inches nominal largest bore diameter, 7.4800 inches nominal outer ring outside diameter