S-6350K724 3/4"-8 x 3 ft. Fast-Travel Ultra-Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional positioning accuracy with ±0.0006" per inch tolerance for highly reliable and repeatable motion control.
• Rapid linear movement with 1" of travel per single revolution, significantly increasing operational speed and efficiency.
• Superior mechanical advantage from the 8:1 speed ratio and 8 thread starts, enabling high load capacity with reduced drive torque.
• Excellent corrosion resistance and machinability provided by 303 Stainless Steel construction, ensuring long service life in demanding environments.
• High tensile strength of 90,000 psi and Brinell 160 hardness for reliable performance under heavy loads and continuous use.
• Optimized for fast-travel applications with a fully threaded, 3-foot long right-hand Rounded Acme thread design for smooth, low-friction operation.
• Compliant with major environmental regulations including RoHS 3 and REACH, ensuring safe use in global industrial markets.

Professional Applications & Engineering Value

This 3/4"-8 Rounded Acme Lead Screw is engineered for ultra-precision motion systems where speed and accuracy are critical. The 303 Stainless Steel material offers excellent corrosion resistance, making it ideal for CNC machinery, automated assembly lines, and medical equipment that require clean, durable components. The 8-start thread and 1" travel per turn provide a fast-travel capability, drastically reducing cycle times in high-throughput applications. The rounded Acme thread profile minimizes backlash and wear, delivering smooth, efficient power transmission and extended operational life, solving common issues of inefficiency and premature failure in high-duty cycles.

Specification Summary & Compliance

This lead screw features a 3/4"-8 Rounded Acme thread with a right-hand direction and is fully threaded across its 3 ft. length. It guarantees a travel distance accuracy of ±0.0006" per inch. Manufactured from 303 Stainless Steel with a tensile strength of 90,000 psi and Brinell 160 hardness, it conforms to standard dimensional and performance expectations for precision power transmission components. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent international environmental and safety standards.