S-98940A006 3/8"-8 x 6 ft. Fast-Travel Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Enhanced Motion Control Accuracy with ±0.009" per foot travel distance tolerance for reliable, repeatable positioning in automated systems.
• Fast-Travel Design delivers 0.5" of linear travel per single rotation, significantly increasing operational speed and efficiency.
• Exceptional Durability from hardened 4140 alloy steel construction and Brinell 271 hardness, resisting wear in high-cycle applications.
• High Tensile Strength of 125,000 psi ensures structural integrity under heavy loads and dynamic forces.
• Optimized Power Transmission with a 4:1 speed ratio and 4 thread starts for smooth, efficient force transfer with reduced motor strain.
• Corrosion-Resistant Surface via black-oxide coating, providing added protection in industrial environments without compromising dimensional tolerances.
• Broad Industry Compliance including RoHS 3 (2015/863/EU), ensuring suitability for regulated and international markets.

Professional Applications & Engineering Value

Engineered for precision motion control systems, this 3/8-8 ACME lead screw solves critical challenges in automation, CNC machinery, and linear actuation. The Black-Oxide 4140 Alloy Steel construction, combined with hardening, provides exceptional resistance to mechanical wear and operational stresses, extending service life in demanding cycles. Its 4 thread starts and 0.5" travel per turn enable rapid linear movement, reducing cycle times while maintaining ±0.009" per ft. accuracy. The Class 2C thread fit ensures reliable engagement with matching nuts, minimizing backlash and enhancing positional stability. Ideal for applications requiring high tensile strength and consistent performance, this component is a trusted solution for industrial engineers seeking reliability and speed.

Specification Summary & Compliance

This lead screw adheres to Class 2C thread fit standards, ensuring precise thread engagement and dimensional consistency. Manufacturing complies with industry-recognized specifications for ACME thread forms and right-hand threading. The product is RoHS 3 (2015/863/EU) Compliant, meeting environmental and safety regulations for use in various industrial and export markets.