S-98980A963 1/4"-12 x 18" Fast-Travel Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Enhanced Motion Efficiency: Achieve rapid linear movement with a 0.333" travel distance per turn and 4 thread starts, reducing the number of rotations required for desired travel and increasing operational speed in automated systems.
• Superior Corrosion Resistance: Crafted from 304 stainless steel, this lead screw offers excellent durability and resistance to rust and environmental factors, ensuring long-term reliability in harsh industrial settings.
• Precision Accuracy: Maintain tight control over positioning with an accuracy of ±0.009" per foot, minimizing errors and improving the consistency of motion control applications.
• Optimized Thread Fit: The Class 2C thread fit provides ample clearance for smooth operation with minimal backlash, enhancing performance in high-speed and repetitive motion tasks.
• High Mechanical Advantage: Benefit from a 4:1 speed ratio, allowing for efficient power transmission and reduced motor strain in precision drive systems.
• Full Thread Engagement: The fully threaded, right-hand Acme design ensures consistent force distribution and reliable performance across the entire 18-inch length, suitable for various mounting configurations.
• Environmental Compliance: Meets RoHS 3 (2015/863/EU) standards, making it safe for use in regulated industries and supporting sustainable manufacturing practices.

Professional Applications & Engineering Value

This 1/4-12 ACME lead screw is engineered to address critical challenges in precision motion control and industrial automation. Made from 304 stainless steel, it resists corrosion and wear, ensuring longevity in demanding environments like CNC machinery, packaging equipment, and linear actuators. The Acme thread type and Class 2C thread fit provide low friction and minimal backlash, which is essential for accurate positioning and repeatability in applications requiring fast-travel capabilities. With 4 thread starts and a 0.333" travel per turn, it enables quicker linear displacement without sacrificing precision, reducing cycle times in assembly lines and robotic systems. The fully threaded, right-hand design allows for versatile integration, supporting efficient power transmission and smooth operation in industrial lead screw setups, thereby enhancing overall equipment performance and reducing maintenance needs.

Specification Summary & Compliance

This lead screw features a 1/4"-12 Acme thread size with Class 2C thread fit per industry standards, ensuring dimensional accuracy and compatibility with corresponding nuts. It adheres to RoHS 3 (2015/863/EU) compliance for environmental safety, and the manufacturing process focuses on precise tolerances, such as the ±0.009" per foot accuracy for travel distance, to meet rigorous engineering requirements in motion control systems.