S-98940A647 1"-10 x 3 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• High-precision motion control with ±0.009" per foot accuracy ensures reliable positioning and repeatability in automated systems.
• Exceptional durability and wear resistance from hardened 4140 alloy steel construction with a tensile strength of 125,000 psi for long service life under heavy loads.
• Corrosion-resistant black-oxide surface protects against rust and extends component life in harsh industrial environments.
• Consistent 0.1" travel per revolution provides predictable linear motion, simplifying machine design and control programming.
• Class 2C thread fit offers optimal clearance for smooth operation with ACME nuts, reducing binding and wear.
• Fully threaded, right-hand design allows for versatile mounting and integration into various motion control assemblies.
• RoHS 3 compliance ensures environmental safety and meets international regulatory standards for hazardous substances.

Professional Applications & Engineering Value

This precision ACME lead screw is engineered to solve critical challenges in industrial automation and motion control systems. The hardened 4140 alloy steel construction, combined with a black-oxide finish, provides superior resistance to wear and corrosion, making it ideal for CNC machinery, linear actuators, and positioning tables where high tensile strength (125,000 psi) and Brinell 271 hardness are essential. The ACME thread with Class 2C fit ensures smooth, low-friction movement, minimizing backlash and enhancing accuracy in repetitive tasks. Its fully threaded, right-hand design allows for easy integration into existing setups, supporting efficient power transmission in demanding applications like packaging equipment, 3D printers, and material handling systems.

Specification Summary & Compliance

This lead screw adheres to Class 2C thread fit standards, ensuring precise dimensional tolerances for reliable performance. It features a 1"-10 ACME thread with a right-hand direction and is fully threaded along its 3 ft. length. Manufactured from hardened 4140 alloy steel, it meets specified mechanical properties including 125,000 psi tensile strength and Brinell 271 hardness. The product is RoHS 3 (2015/863/EU) compliant, confirming adherence to environmental regulations for restricted substances.