S-98940A010 3/8"-10 x 6 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional accuracy with ±0.009" per foot travel tolerance for reliable, repeatable positioning in precision linear motion systems.
• Superior durability from hardened Black-Oxide 4140 Alloy Steel, offering excellent wear resistance and a long service life in demanding industrial environments.
• High load-bearing capacity with a tensile strength of 125,000 psi and Brinell 271 hardness, ensuring dependable performance under heavy-duty mechanical stress.
• Optimized thread engagement with a Class 2C thread fit, providing smooth operation and reduced backlash for enhanced motion control.
• Corrosion-resistant surface thanks to the black-oxide finish, which protects the screw in various operating conditions.
• Broad industrial compliance as it is RoHS 3 (2015/863/EU) Compliant, meeting stringent environmental and safety standards for global use.
• Ready-to-integrate design with a 6 ft. fully threaded, right-hand Acme thread, simplifying installation and compatibility with standard nut assemblies.

Professional Applications & Engineering Value

This high-precision ACME lead screw is engineered to solve critical challenges in automation and machinery where accuracy and reliability are non-negotiable. The hardened 4140 alloy steel core, combined with a black-oxide surface treatment, provides exceptional resistance to wear and environmental corrosion, making it ideal for CNC machines, 3D printers, and material handling systems. Its 3/8"-10 Acme thread and Class 2C thread fit ensure minimal backlash and smooth linear motion, which is crucial for applications requiring precise positioning and repeatability. By maintaining a tight ±0.009" per foot accuracy, this screw reduces operational errors and downtime, delivering consistent performance in high-stress industrial environments.

Specification Summary & Compliance

This lead screw adheres to inch system measurements with a Class 2C thread fit for standardized compatibility. It is manufactured from Black-Oxide 4140 Alloy Steel, heat-treated for enhanced performance, and features a fully threaded, right-hand Acme thread with a travel distance of 0.1" per turn. The product is RoHS 3 (2015/863/EU) Compliant, ensuring it meets rigorous environmental directives for hazardous substance restrictions.