S-99030A014 2 1/2"-3 x 3 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional Positioning Accuracy: Maintains precise motion control with a tight ±0.009" per foot travel distance tolerance, ensuring reliable repeatability in automated systems.
• High Tensile Strength for Demanding Loads: Constructed from 1018 Carbon Steel with a 64,000 psi tensile strength, providing robust performance in heavy-duty applications.
• Optimized Power Transmission: Delivers 0.333" of linear travel per single revolution, offering efficient and predictable movement for 1:1 speed ratio mechanisms.
• Superior Wear Resistance: Features a Brinell 126 hardness rating, enhancing the screw's durability and service life under continuous operation.
• Reliable Thread Engagement: The Class 2C thread fit ensures consistent, backlash-resistant performance with ACME nuts, minimizing operational play.
• Environmental Compliance Assurance: Fully compliant with RoHS 3 and REACH regulations, making it suitable for use in regulated industries and global markets.
• Versatile Right-Hand Threading: The fully threaded, single-start ACME design provides broad compatibility with standard nut assemblies and linear motion systems.

Professional Applications & Engineering Value

This 2 1/2"-3 ACME lead screw is engineered to solve critical challenges in industrial automation and precision machinery. The 1018 Carbon Steel construction, combined with the ACME thread type, provides an optimal balance of strength and efficiency for converting rotary motion to linear movement. Its Class 2C thread fit is specifically designed to minimize backlash, a common pain point in positioning systems, ensuring accurate and repeatable performance in CNC equipment, lifting mechanisms, and material handling systems. The right-hand thread direction and fully threaded design offer installation flexibility and consistent force distribution along the entire 3 ft. length, making it an ideal component for engineers seeking reliable, long-term performance in demanding environments.

Specification Summary & Compliance

This lead screw adheres to inch system measurements with a Class 2C thread fit for ACME threading, ensuring dimensional accuracy and compatibility with standard nuts. It features a single start thread with a 1:1 speed ratio and a specified travel distance of 0.333" per turn. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, confirming its suitability for use in regulated applications and commitment to material safety.