Thomson BSA

Thomson BSA®  has a long history of manufacturing quality, strength, and expertise in all of its ball & lead screw products.  They invented anti-friction linear technology over 60 years ago and have continued to lead the industry ever since.  The Thomson brand is recognized and trusted as the global leader in linear motion technology.

Thomson BSA® precision lead screws are an excellent economical solution for your linear motion requirements.  For more than 25 years, Thomson BSA has designed and manufactured the highest quality lead screw assemblies in the industry.  Their precision rolling machines ensure accurate positioning to 0.003 in/ft and our PTFE coating process produces assemblies that have less drag torque and last longer.

Offering a wide variety of standard lead and ball screw technologies, Thomson BSA can also customize to just about any application requirement.

Brochure and catalog links are below.

Lead Screw Assemblies

Available in standard diameters with standard leads, including metric and left-hand threads.
Learn About Leadscrew Assemblies & Anti-Backlash Acme Nuts »

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Precision Ground Ball Screws

Utilize a precision ground ball screw with precision ground preloaded nuts.
Learn About Precision Ground Ball Screws - Ground Ball Screw Assemblies »

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Precision Roll Thread Ball Screws

Designed to maximize performance, while providing design flexibility.
Learn About Precision Roll Thread Ball Screws (PS Series) »

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Rolled Thread Ball Screws

Utilize a rolled ball screw with preloaded or non-preloaded nuts.
Learn About Rolled Thread Ball Screws »

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Ball Screw Lubricant

A full complement of lubricants including our low vapor pressure greases for clean room and vacuum applications.
Learn About Ball Screw Lubrication & Grease »

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