S-99030A300 1/2"-8 x 3 ft. Fast-Travel Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Rapid linear motion with 8 thread starts and 8:1 speed ratio for faster positioning in automated systems
• Exceptional travel accuracy maintained within ±0.009" per foot for reliable precision in motion control applications
• Superior load-bearing capacity with 64,000 psi tensile strength to withstand heavy industrial demands
• Enhanced wear resistance from Brinell 126 hardness 1018 Carbon Steel construction for extended service life
• Optimized thread engagement through Class 2C thread fit ensuring smooth operation with compatible ACME nuts
• Full 3-foot threaded length providing maximum flexibility for various mounting configurations
• Environmental compliance with RoHS 3 and REACH standards for safe use in regulated industries

Professional Applications & Engineering Value

This high-precision ACME lead screw delivers exceptional performance in demanding motion control systems where accuracy and speed are critical. The 1018 Carbon Steel construction provides the ideal balance of strength and machinability, while the 8 thread starts and 8:1 speed ratio enable rapid positioning in CNC equipment, 3D printers, and automated manufacturing systems. The Class 2C thread fit ensures optimal clearance for smooth operation with minimal backlash, making it particularly valuable in applications requiring repeatable precision. With its ±0.009" per foot travel accuracy, this fully threaded component eliminates the performance inconsistencies that plague inferior lead screws, providing engineers with reliable linear motion solutions for industrial automation, positioning tables, and material handling equipment.

Specification Summary & Compliance

This precision ACME lead screw features 1/2"-8 thread size with Class 2C thread fit tolerance, right-hand thread direction, and full 3-foot threading. Manufactured from 1018 Carbon Steel with Brinell 126 hardness and 64,000 psi tensile strength, the component delivers consistent performance with 1" travel distance per turn. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for regulated industrial applications worldwide.