S-2391N31 M12 x 1000 mm Metric Fast-Travel Ultra-Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional Positioning Accuracy: Maintains ±0.1mm precision over 300mm travel, ensuring reliable and repeatable linear motion for demanding applications.
• Fast Linear Travel: Achieves 5mm of movement per single revolution due to its 2.5mm pitch and 2-start thread design, doubling the speed compared to single-start screws.
• Superior Corrosion Resistance: Manufactured from 304 Stainless Steel, providing excellent durability and long service life in harsh or washdown environments.
• High Mechanical Strength: With a 72,000 psi tensile strength and Brinell 160 hardness, this screw withstands significant loads and resists wear.
• Optimized Thread Profile: The Metric Rounded Trapezoidal thread form offers high efficiency and smooth operation, reducing friction and backlash.
• Ready for Global Compliance: Meets RoHS 3 and REACH environmental directives, ensuring suitability for international markets and regulated industries.
• Versatile Fully Threaded Design: The right-hand, fully threaded configuration allows for continuous engagement and flexible integration into various linear motion systems.

Professional Applications & Engineering Value

This M12 lead screw is engineered to solve critical challenges in precision linear motion systems. The combination of 304 stainless steel and a rounded trapezoidal thread profile provides an optimal balance between strength, corrosion resistance, and operational smoothness, directly addressing issues of component wear and environmental degradation. Its 2.5mm pitch and 2 thread starts create a 5mm travel per turn, enabling fast-travel applications without sacrificing the renowned ±0.1mm accuracy. This makes it an indispensable component in high-speed automation, precision CNC equipment, medical devices, and optical positioning systems where speed, accuracy, and long-term reliability are non-negotiable.

Specification Summary & Compliance

This precision lead screw conforms to metric standards with an M12 thread size and a 2.5mm thread pitch. It is manufactured to precise dimensional tolerances, ensuring consistent performance. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its adherence to strict environmental and safety standards for industrial use worldwide.