S-6642K26 7/32"-20.8 x 1/2" Fast-Travel Ultra-Precision Lead Screws and Nuts

Key Features & Benefits at a Glance

• Fast-travel design with 4:1 speed ratio enables rapid linear motion, significantly reducing cycle times in automated systems
• Exceptional durability with acetal plastic construction providing excellent wear resistance and long service life in demanding applications
• Precision movement with rounded Acme threads and 4 thread starts ensuring smooth, accurate positioning with minimal backlash
• Easy integration featuring pre-drilled mounting holes for straightforward installation and secure fastening to equipment
• Reliable performance with 25 lbs dynamic thrust load capacity suitable for various industrial automation and precision motion control applications
• Chemical resistance of acetal plastic material protects against degradation from oils, solvents, and other industrial substances
• Environmental compliance meeting RoHS 3 and REACH standards for safe use in regulated industries and global markets

Professional Applications & Engineering Value

This 7/32"-20.8 acetal plastic flange nut is engineered specifically for fast-travel ultra-precision lead screw systems where speed and accuracy are critical. The rounded Acme thread profile with 4 thread starts and 0.192" travel per turn delivers exceptional linear velocity while maintaining positioning precision, making it ideal for high-speed automation, 3D printing, CNC equipment, and medical devices. The acetal plastic construction provides natural lubrication properties that reduce friction and wear, eliminating the need for additional lubricants that could contaminate sensitive environments. The integrated flange design with precisely spaced mounting holes ensures secure attachment and stable operation under the rated 25 lbs dynamic thrust load capacity, solving common challenges of vibration-induced loosening and misalignment in rapid-motion applications.

Specification Summary & Compliance

This precision flange nut features a 7/32"-20.8 rounded Acme thread with right-hand direction and 4 thread starts, delivering 0.192" travel distance per turn. The component maintains dimensional accuracy with a 0.406" diameter and 1/2" length, complemented by a 3/4" flange width with two 1/8" mounting holes spaced at 39/64" center-to-center. Manufactured from high-grade acetal plastic, this nut is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for global industrial applications requiring strict regulatory adherence.