S-98940A419 1"-5 x 6 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional travel accuracy with ±0.009" per foot tolerance for reliable positioning in precision linear motion systems.
• High tensile strength of 125,000 psi ensures durability and resistance to heavy loads in demanding industrial applications.
• Hardened Black-Oxide 4140 Alloy Steel construction provides superior wear resistance and corrosion protection for extended service life.
• Class 2C thread fit offers smooth, low-friction operation with consistent performance in left-hand Acme threading.
• Brinell 271 hardness rating maintains thread integrity under repetitive use, reducing maintenance needs.
• RoHS 3 compliance guarantees environmental safety and regulatory adherence for global industrial use.
• Fully threaded 6 ft. length with 0.2" travel per turn enables versatile installation and efficient linear displacement.

Professional Applications & Engineering Value

This 1"-5 Left Hand Acme Lead Screw is engineered to address critical challenges in linear motion systems, such as positioning accuracy and mechanical wear. The Black-Oxide 4140 Alloy Steel material, combined with hardening treatment, resists deformation and corrosion in harsh environments like CNC machinery, automated actuators, and material handling equipment. Its Class 2C thread fit and left-hand Acme threading ensure precise backlash control and smooth operation, reducing energy loss and component stress. With a travel distance of 0.2" per turn and tight tolerance, it supports applications requiring repeatable motion, such as industrial robotics and precision assembly lines, enhancing overall system reliability and lifespan.

Specification Summary & Compliance

This lead screw adheres to Class 2C thread fit standards for Acme threads, ensuring dimensional accuracy and compatibility with matched nuts. It features a 1"-5 thread size, fully threaded design, and single thread start with a 1:1 speed ratio. The product complies with RoHS 3 (2015/863/EU) regulations, confirming its suitability for environmentally conscious industrial markets. Manufacturing conforms to common linear motion component specifications, providing consistent performance in torque transmission and load-bearing applications.