S-6642K33 9/64"-20.8 x 1/2" Fast-Travel Ultra-Precision Lead Screws and Nuts
Fast-Travel Ultra-Precision Lead Screws and Nuts
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Basic Information
Thread Parameters
Dimension Parameters
Lead Screw Specific Parameters
Nut Parameters
Load & Performance Parameters
Installation & Connection Parameters
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Key Features & Benefits at a Glance
- Extended service life with wear-compensating internal O-ring that maintains consistent performance and reduces maintenance frequency
- Lightweight and corrosion-resistant acetal plastic construction ideal for applications requiring chemical resistance and minimal weight
- Enhanced motion efficiency with 2:1 speed ratio and two thread starts for faster travel in precision positioning systems
- Reliable load handling supporting up to 5 lbs dynamic thrust load for stable operation in demanding industrial environments
- Simplified installation featuring a flange design with two mounting holes for secure, straightforward attachment
- Smooth, precise movement due to rounded Acme thread profile and right-hand thread direction, minimizing backlash
- Compliance with global standards including RoHS 3 and REACH, ensuring safe use in regulated industries
Professional Applications & Engineering Value
This Acetal Plastic Flange Nut is engineered for fast-travel ultra-precision systems where speed, accuracy, and durability are critical. The wear-compensating internal O-ring addresses common issues of thread wear and play, maintaining tight tolerances over extended use in applications like automated positioning, medical devices, and optical equipment. Made from Acetal Plastic, it offers excellent dimensional stability and low friction, reducing the need for lubrication and minimizing contamination risks. With a 2:1 speed ratio and rounded Acme thread, it enables rapid, smooth linear motion while withstanding dynamic loads up to 5 lbs, making it a reliable choice for high-cycle industrial automation and precision engineering projects.
Specification Summary & Compliance
This flange nut features a thread size of 9/64"-20.8 with a rounded Acme thread type and right-hand direction, ensuring compatibility with standard lead screws. Key dimensions include a diameter of 0.406", length of 1/2", and flange width of 3/4" with two 1/8" mounting holes. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally conscious manufacturing and use in global markets.
