由一個球或滾子徑向單元和一個球或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構成一體。另請參閱軸承、球、環形軸承。
pressed retainer fabrication method, 2.7560 inches nominal bore diameter, 0.1575 inches nominal rolling element diameter, unable to decode material, 3.7400 inches nominal outside diameter