All Categories > Super Precision Bearings > Super Precision Ball Bearings > Inch-Style Ball Screw Support Bearings > NSK # 101 TAC 145 B Download PDF Download PDF Printable Page Email This Page Save To Favorites Please wait… NSK # 101 TAC 145 B, NSK 4 Inch (d) Bore Diameter and 5.7087 Inch (D) Outside Diameter Inch-Style Ball Screw Support Bearing List Price QUOTE larger image Ball Screw Support bearings are the optimal choice for high performance ball screw and actuator applications. They are designed to provide a combination of high rigidity, low drag torque, exceptional control of axial runout, higher speeds and longer life. Applications include machine tools, precision measuring equipment and robot technologies. Unit of Measure: Imperial Metric Both Specifications Manufacturer NSK (d) Bore Diameter 4.0000 in (D) Outside Diameter 5.7087 in (B) Width 0.8750 in (2B) Duplex Width 1.7500 in