150TAC20D+L Angular Contact Ball Bearing 150×225×90mm Double Direction for CNC Machine Tool Product Overview 150TAC20D+L is double direction angular contact thrust ball bearing of TAC series, with 60° contact angle. Made of GCr15 bearing steel and machined brass cage, this open type bearing features ultra-high axial stiffness to take bidirectional heavy axial loads. It is widely used for ball screw support on precision CNC machine tools, stable under high precision positionin