S-98980A119 1"-4 x 6 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 304 Stainless Steel construction, ideal for harsh industrial environments and extended service life.
• Precise and predictable linear motion with a travel distance of 0.25" per turn and high accuracy of ±0.009" per foot for reliable positioning.
• High-strength performance with a tensile strength of 72,000 psi and Brinell 150 hardness, ensuring durability under significant loads.
• Optimized for reverse-thread mechanisms with a left-hand Acme thread design, preventing unintended loosening in specific applications.
• Superior thread engagement and smoother operation due to the Class 2C thread fit, reducing backlash and wear.
• Consistent, full-length power transmission with a fully threaded, 6-foot length and a single-start thread for straightforward integration.
• Compliant with environmental and safety standards, meeting RoHS 3 (2015/863/EU) requirements for responsible manufacturing.

Professional Applications & Engineering Value

This left-hand Acme lead screw is engineered to solve critical challenges in motion control systems requiring reverse-thread operation. Its 304 Stainless Steel build offers excellent corrosion resistance, making it suitable for food processing, medical equipment, and marine applications where moisture and chemicals are present. The Acme thread type and Class 2C thread fit ensure minimal backlash and high efficiency in power transmission, which is vital for precision machinery like CNC systems, actuators, and clamping devices. With a travel distance of 0.25" per turn and tight accuracy tolerances, it provides reliable linear movement, reducing maintenance needs and enhancing operational consistency in demanding industrial environments.

Specification Summary & Compliance

This lead screw adheres to Class 2C thread fit standards, ensuring precise dimensional accuracy and compatibility with standard Acme nuts. It features a 1"-4 Acme thread with a single start and left-hand direction, designed for specific reverse-thread applications. Manufactured from 304 Stainless Steel, it meets material hardness (Brinell 150) and tensile strength (72,000 psi) specifications. The product is RoHS 3 (2015/863/EU) Compliant, confirming its adherence to environmental regulations for hazardous substance restrictions.