S-98940A123 1 1/4"-4 x 6 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• High precision accuracy of ±0.009" per foot ensures reliable positioning and repeatability in automated systems, reducing operational errors.
• Durable Black-Oxide 4140 Alloy Steel construction with hardening treatment provides excellent wear resistance and longevity in high-stress industrial environments.
• Optimized travel efficiency with 0.25" per turn allows for smooth and controlled linear motion, enhancing machine performance and speed.
• Class 2C thread fit and fully threaded right-hand Acme design offer consistent engagement and minimal backlash for precise load handling.
• High tensile strength of 125,000 psi and Brinell 271 hardness support heavy-duty applications without deformation or failure.
• RoHS 3 compliance ensures environmental safety and regulatory adherence for global industrial use.
• Versatile 6 ft length accommodates a wide range of machinery setups, providing flexibility in design and installation.

Professional Applications & Engineering Value

This 1 1/4"-4 ACME lead screw is engineered to address critical challenges in precision linear motion systems, such as CNC machinery, automated actuators, and material handling equipment. The Black-Oxide 4140 Alloy Steel material, combined with hardening, resists corrosion and wear, extending service life in demanding conditions. With a Class 2C thread fit and fully threaded right-hand Acme design, it minimizes backlash and ensures smooth, accurate travel, reducing maintenance downtime. Ideal for applications requiring high load capacity and repeatable movement, this screw enhances operational efficiency in industries like manufacturing, packaging, and robotics, where precise control and durability are paramount.

Specification Summary & Compliance

This lead screw adheres to Class 2C thread fit standards for Acme threads, ensuring dimensional accuracy and compatibility with standard nuts. It features a travel distance of 0.25" per turn with an accuracy of ±0.009" per foot, manufactured from hardened Black-Oxide 4140 Alloy Steel for consistent performance. Compliance includes RoHS 3 (2015/863/EU), confirming it meets environmental regulations for hazardous substance restrictions, making it suitable for industrial and engineering applications worldwide.