S-6642K13 9/64"-20.8 x 18" Fast-Travel Ultra-Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Ultra-precise positioning with ±0.0006" per inch travel accuracy for repeatable, high-tolerance motion control.
• Enhanced durability and corrosion resistance from 303 Stainless Steel construction, ideal for demanding industrial environments.
• High mechanical strength with a 90,000 psi tensile strength and Brinell 160 hardness for reliable performance under load.
• Fast-travel efficiency with a 2:1 speed ratio and dual thread starts, doubling the linear speed compared to single-start screws.
• Smooth, reliable operation from the rounded Acme thread profile, reducing friction and wear for extended service life.
• Full-length engagement capability due to being fully threaded, offering versatile mounting and positioning options.
• Global compliance and safety with RoHS 3 and REACH SVHC standards, ensuring suitability for regulated markets.

Professional Applications & Engineering Value

This ultra-precision lead screw is engineered to solve critical challenges in precision motion control systems. Machined from 303 Stainless Steel, it provides excellent corrosion resistance for harsh environments like medical devices, semiconductor manufacturing, and automated assembly lines. The rounded Acme thread and dual-start design deliver fast, smooth linear motion with minimal backlash, addressing the need for both speed and accuracy. Its exceptional ±0.0006" per inch travel accuracy ensures repeatable positioning, reducing errors in high-stakes applications. The 2:1 speed ratio and fully threaded 18-inch length make it ideal for applications requiring rapid, long-travel movements with consistent performance, maximizing operational efficiency and reliability.

Specification Summary & Compliance

This lead screw features a 9/64"-20.8 thread size with a rounded Acme thread type and right-hand thread direction. It adheres to precision standards with a travel accuracy of ±0.0006" per inch and a travel distance per turn of 0.096". The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for industrial use.