THK BNF Series Full-Ball Precision Ball Screw

The THK BNF Series Full-Ball Type Precision Ball Screw is a full-ball precision ball screw designed for reliable and efficient linear positioning. Its full-ball configuration provides high load capacity and rigidity, while the ball screw structure enables smooth, precise motion.

The BNF Series is available in a wide range of sizes, with screw shaft diameters from 55 to 100 mm, multiple leads and loaded-circuit configurations. The series has a DN value of 70,000 and offers different nut dimensions and permissible rotational speeds to suit various positioning applications.