S-98940A114 3/4"-10 x 6 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional positioning accuracy with ±0.009" per foot tolerance ensures reliable, repeatable linear motion for automated systems.
• Superior durability and wear resistance from hardened 4140 alloy steel and Black-Oxide surface treatment, extending service life in high-cycle applications.
• High mechanical strength with 125,000 psi tensile strength and Brinell 271 hardness to withstand heavy loads and resist deformation.
• Consistent 0.1" travel per revolution provides predictable and controlled linear movement for precise speed and position control.
• Reliable thread engagement with Class 2C thread fit ensures smooth operation and reduced backlash in power transmission systems.
• Corrosion-resistant finish from the Black-Oxide coating protects against rust in industrial environments, reducing maintenance needs.
• Compliance with environmental standards through RoHS 3 (2015/863/EU) ensures suitability for global markets and regulated industries.

Professional Applications & Engineering Value

This 3/4"-10 Precision Acme Lead Screw is engineered to solve critical challenges in industrial automation and motion control. The hardened Black-Oxide 4140 alloy steel construction provides exceptional resistance to wear and fatigue, making it ideal for high-duty cycles in CNC machinery, linear actuators, and material handling systems. The fully threaded, right-hand Acme thread design delivers consistent power transmission with minimal backlash, while the precise 0.1" travel per turn and tight ±0.009" per foot accuracy ensure repeatable positioning in applications requiring exact linear movement. This combination of high tensile strength and robust thread fit reduces downtime and maintenance costs, providing long-term reliability for demanding engineering environments.

Specification Summary & Compliance

This lead screw features a 3/4"-10 Acme thread with Class 2C thread fit for consistent engagement and reduced backlash. It is manufactured from hardened 4140 alloy steel with a Black-Oxide finish for corrosion resistance. The component ensures ±0.009" per foot accuracy for travel distance and provides 0.1" travel per turn. It is fully compliant with RoHS 3 (2015/863/EU) regulations, meeting international environmental standards for industrial components.