S-99030A065 2 1/2"-4 x 3 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional positioning accuracy with ±0.009" per foot tolerance ensures reliable and repeatable linear motion in demanding applications.
• Superior strength and durability from 1018 Carbon Steel construction, offering a high tensile strength of 64,000 psi for long service life under heavy loads.
• Consistent 0.25" travel per revolution provides predictable and controlled linear movement, ideal for precise speed and positioning control.
• Robust ACME thread profile with Class 2C fit delivers smooth engagement with nuts, reducing backlash and ensuring efficient power transmission.
• Full-length threading and right-hand direction offers versatile mounting options and standard directional movement for simplified system integration.
• Compliance with major environmental regulations including RoHS 3 and REACH, ensuring the component is suitable for use in regulated industries worldwide.
• Hardened material with Brinell 126 hardness provides excellent wear resistance, minimizing deformation and extending operational lifespan.

Professional Applications & Engineering Value

This high-precision ACME lead screw is engineered to solve critical challenges in industrial automation and motion control systems. Manufactured from 1018 Carbon Steel, it provides the optimal balance of machinability and strength, resisting deformation under continuous operation. The ACME thread form and Class 2C thread fit are specifically chosen to minimize backlash and ensure efficient force transfer in applications like CNC machinery, lifting equipment, and precision actuators. Its fully threaded, right-hand design and consistent 0.25" travel per turn make it a reliable component for converting rotary motion to linear motion with high repeatability, reducing maintenance needs and system downtime in demanding industrial environments.

Specification Summary & Compliance

This ACME lead screw adheres to inch system standards with a 2 1/2"-4 thread size and a Class 2C thread fit for consistent performance. It features a single thread start, a travel distance of 0.25" per turn, and an accuracy of ±0.009" per foot. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.