S-99030A553 1 1/2"-4 x 6 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional positioning accuracy with ±0.009" per foot tolerance for reliable, repeatable linear motion in automated systems.
• High load-bearing capacity from 1018 Carbon Steel construction, offering a tensile strength of 64,000 psi for demanding industrial applications.
• Superior wear resistance and longevity due to the Brinell 126 hardness, reducing maintenance frequency and downtime.
• Optimized for reverse or counter-rotation applications with its left-hand ACME thread, providing design flexibility in complex machinery.
• Consistent and smooth motion transfer from the single-start, fully threaded design and precise 0.25" travel per turn.
• Guaranteed interchangeability and ease of assembly with Class 2C thread fit, conforming to standardized ACME threading specifications.
• Safe for use in regulated environments with full compliance to RoHS 3 and REACH environmental standards.

Professional Applications & Engineering Value

This precision ACME lead screw is engineered to solve critical challenges in industrial automation and motion control systems. The 1018 Carbon Steel construction provides the necessary tensile strength and durability to handle high loads in applications like CNC machinery, lifting equipment, and precision positioning tables. The left-hand thread direction is specifically valuable in setups requiring reverse threading to prevent unintended loosening or to synchronize with opposing components. Its fully threaded design and Class 2C fit ensure reliable engagement with matching nuts, minimizing backlash and enhancing the accuracy of linear motion systems. This makes it an indispensable component for engineers seeking a robust, RoHS and REACH compliant solution that delivers long-term performance in harsh industrial environments.

Specification Summary & Compliance

This lead screw adheres to ACME thread standards with a size of 1 1/2"-4 and a Class 2C thread fit, ensuring dimensional accuracy and compatibility. It features a single start, fully threaded design with a consistent travel distance of 0.25" per turn and an accuracy of ±0.009" per foot. Manufactured from 1018 Carbon Steel with a tensile strength of 64,000 psi and Brinell 126 hardness, it meets rigorous mechanical specifications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, affirming its suitability for global industrial use.