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Thomson Industries, Inc.
Miniature Metric Ball Screws

Miniature Metric Ball Screws

Product catalog summary

Introduction
Thomson's Miniature Metric Ball Screws are designed for high load capacity, long life, and high accuracy in space-conscious applications such as laboratory, robotics, and medical markets. These ball screws are precision manufactured to ensure efficient, quiet, and smooth operation.

Key Features

Load Capacity: Optimized design for maximum load capacity with a unique multi-liner return system.
Precision: Manufactured to a precision of +/- 52 µm/300 mm (T7) accuracy class standard.
Quality and Innovation: Proprietary thread form and processing for superior quality and performance.

Design and Specifications

Ball Nut Design: Features a multi-liner return system that maximizes the number of circuits and loaded balls, providing up to 13.1 kN static capacity.
Standard Configuration: Screw diameters range from 8 to 12 mm, with lengths up to 3,000 mm. Available in threaded, flanged, or cylindrical mounting interfaces.
Optional Configurations: Includes thin dense chrome coating, black oxide coating, and preload options.

Performance Specifications

Load Ratings: Modified dynamic and static load ratings are provided for various screw diameters and leads.
Dimensional Specifications: Detailed dimensions for screw and nut specifications, including major and minor diameters, weight, and number of circuits.

Product Availability

Available in diameters of 8, 10, and 12 mm with leads of 2, 2.5, 3, and 5 mm.

Conclusion
Thomson's Miniature Metric Ball Screws offer a cost-effective and space-saving solution with high precision and load capacity, suitable for various applications requiring compact and reliable motion control solutions.

Catalog excerpts

Miniature Metric Ball Screws Best-In-Class Load Capacity, Long Life and High Accuracy For Space-Conscious Applications

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Why Choose Thomson Miniature Metric Ball Screws? Thomson miniature metric ball screw assemblies are precision manufactured to operate efficiently, quietly and smoothly. They deliver best-in-class load capacity while providing ideal solutions for small-footprint applications required in laboratory, robotics and medical markets. Thomson’s state-of-the-art production facilities ensure consistent product performance and industry leading delivery. Better Load Capacity in a Smaller Package • Design maximizes load capacity by optimizing return system 4 • Quiet and smooth performance • Enables flexible...

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Miniature Metric Ball Screws Standard Configuration • Screw diameters from 8 to 12 mm • Ball nuts with threaded, flanged or cylindrical mounting interface • Carbon steel construction • Internal ball return system • Performance repeatability (0.05 mm backlash) • Thin dense chrome coating • Black oxide coating • Ball nut without wipers • Preload options

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Miniature Metric Ball Screws * Flange dimensions comply with ISO 3408-2.

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Miniature Metric Ball Nuts - Technical Specifications Cylindrical Nut

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Miniature Metric Ball Screws Dimensional Specifications (1) No wiper option available.

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Contact us or any of our 2000+ global distribution partners by scanning the code below or visiting www.thomsonlinear.com/contact www.regalrexnord.com www.thomsonlinear.com Miniature_Metric_Ball_Screws_BRUK-0009-08 | 20260417SK | MCB-12714-TL-EN-A4 04/26 Specifications are subject to change without notice. It is the responsibility of the product user to determine the suitability of this product for a specific application. All trademarks property of their respective owners. ©2026 Thomson Industries, Inc. | 2400 Curtiss Street, Downers Grove, IL 60515 USA

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Miniature Metric Ball Screws

Miniature Metric Ball Screws

Catalog excerpts

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