S-98980A430 1 1/4"-5 x 6 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional Precision: Maintains tight positional control with ±0.009" accuracy per foot, ideal for applications demanding repeatable linear motion.
• Superior Corrosion Resistance: Crafted from 304 Stainless Steel, offering excellent durability in harsh or washdown environments.
• High Load Capacity: With a 72,000 psi tensile strength and Brinell 150 hardness, this screw reliably handles significant mechanical stresses.
• Optimized Power Transmission: The 0.2" travel per turn provides efficient and predictable linear movement for precise speed control.
• Reliable Thread Engagement: The Class 2C thread fit ensures smooth operation with sufficient clearance for minimal binding and wear.
• Robust and Continuous Drive: The fully threaded, right-hand ACME design delivers consistent force transfer over the entire 6-foot length.
• Environmentally Compliant: Meets RoHS 3 standards, making it suitable for use in regulated industries.

Professional Applications & Engineering Value

This 1 1/4"-5 ACME Lead Screw is engineered to solve core challenges in precision motion control systems. The 304 Stainless Steel construction provides inherent corrosion resistance, extending service life in industrial settings prone to moisture or chemicals. The ACME thread type and Class 2C thread fit are specifically chosen to offer an optimal balance: they provide high efficiency and load-bearing capability while allowing for necessary operational clearances to prevent jamming. This makes it an indispensable component in demanding applications such as CNC machinery, automated positioning tables, and heavy-duty linear actuators, where consistent ±0.009" accuracy and reliable performance under load are non-negotiable for operational uptime and product quality.

Specification Summary & Compliance

This precision lead screw features a 1 1/4"-5 ACME thread with a Class 2C thread fit, ensuring standardized compatibility and performance. It provides a travel distance of 0.2" per turn with a specified accuracy of ±0.009" per foot. The component is fully manufactured in compliance with industry standards for dimensional and mechanical properties, including its 72,000 psi tensile strength. Furthermore, it is confirmed to be RoHS 3 (2015/863/EU) Compliant, adhering to environmental regulations for hazardous substances.