S-6350K694 1/4"-40 x 1 ft. Ultra-Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Ultra-precise positioning with ±0.0006" travel accuracy per turn for reliable, repeatable motion control in demanding applications
• Exceptional durability and corrosion resistance from 303 Stainless Steel construction, ensuring long service life in industrial environments
• High tensile strength of 90,000 psi provides robust performance and resistance to mechanical failure under heavy loads
• Optimized ACME thread profile delivers smooth, efficient power transmission with a consistent 0.025" travel distance per revolution
• Brinell 160 hardness rating ensures excellent wear resistance, maintaining thread integrity over extended operational cycles
• Full regulatory compliance with RoHS 3 and REACH standards, making it suitable for global markets and environmentally conscious industries
• Right-hand, single-start thread design offers straightforward integration and predictable, linear motion for simplified system design

Professional Applications & Engineering Value

This 1/4"-40 Precision Grade Lead Screw is engineered to solve critical challenges in ultra-precision motion control systems. The 303 Stainless Steel material provides superior corrosion resistance, essential for medical, semiconductor, and aerospace equipment where contamination and component failure are not an option. The rounded ACME threading and ±0.0006" accuracy per turn eliminate backlash and positioning errors, delivering the repeatability required in CNC machining, optical positioning, and automated assembly lines. Its 90,000 psi tensile strength ensures stability under dynamic loads, making it a reliable component for high-duty-cycle industrial applications where precision and durability are paramount.

Specification Summary & Compliance

This lead screw features a 1/4"-40 thread size with a rounded ACME thread type and right-hand direction. It delivers a precise travel distance of 0.025" per turn with an accuracy of ±0.0006" per inch. Manufactured from 303 Stainless Steel, it achieves a tensile strength of 90,000 psi and Brinell 160 hardness. The component is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to stringent international environmental and safety standards for industrial use.