S-99030A985 1/4"-20 x 3 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.
• Optimized linear travel of 0.05" per revolution enables precise speed control and smooth operation in motion control applications.
• Durable 1018 Carbon Steel construction provides excellent strength and wear resistance for long service life in industrial environments.
• Class 2C thread fit offers optimal clearance for smooth operation with ACME nuts while maintaining sufficient engagement.
• Right-hand ACME threading delivers standardized motion direction compatible with most industrial equipment and components.
• Fully threaded 3-foot length allows for maximum travel distance and flexible integration into various linear motion systems.
• Environmental compliance assurance with RoHS 3 and REACH compliance for use in regulated industries and global markets.

Professional Applications & Engineering Value

This 1/4"-20 ACME lead screw delivers critical precision in linear motion systems where accurate positioning is paramount. Engineered from 1018 Carbon Steel, it withstands continuous operation in industrial settings while maintaining dimensional stability. The ACME thread form provides superior load distribution compared to standard V-threads, reducing wear and extending component life. With ±0.009" per foot accuracy and consistent 0.05" travel per turn, this fully threaded component solves common positioning challenges in CNC equipment, 3D printers, and automated manufacturing systems. The Class 2C thread fit ensures smooth operation with matching nuts while accommodating minor misalignments, making it ideal for applications requiring both precision and reliability in motion control.

Specification Summary & Compliance

This precision ACME lead screw features 1/4"-20 thread size with Class 2C thread fit per inch system standards, providing appropriate clearance for smooth operation. The component delivers 0.05" travel distance per turn with ±0.009" per foot accuracy for precise linear motion control. Manufactured with single thread start and right-hand threading direction, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for industrial applications worldwide.