Inch Series

Thomson has the largest selection of imperial based ball screw products in the industry. We offer multiple configurations in most sizes including round vs. square body shapes, multiple circuit and load options, various mounting configurations (flange, thread, cylindrical), high capacity options, high speed options, load lock safety, preload options, and material options.

Precision Rolled

The most comprehensive imperial-based ball screw product offering in the industry.  Includes preloaded, non-preloaded, internal return, cylindrical, and high capacity ball nuts - plus many more.Learn more about Precision Rolled >

Precision Plus Ground

Zero-lash, high spring rate preloaded design which provides positioning accuracy and repeatability for machine tools, robots, material handling systems, electronic component insertion systems and more.Learn more about Precision Plus Ground >

Bearing Supports - Inch

Complete package for simple mounting of Thomson ball screw inch assemblies.  Flange and Base mounts available with dual angular contact bearings or floating radial bearing.  Includes six high-quality models.Learn more about Bearing Supports - Inch >