S-98980A308 1 1/4"-5 x 6 ft. Precision Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 304 Stainless Steel construction, ideal for harsh industrial environments and washdown applications.
• Exceptional positioning accuracy with a tight travel tolerance of ±0.009" per foot, ensuring reliable and repeatable linear motion.
• High mechanical strength and durability from a 72,000 psi tensile strength and Brinell 150 hardness, supporting heavy loads and reducing wear.
• Reliable left-hand thread operation for specialized applications requiring reverse or counter-directional motion control.
• Optimized thread engagement and smooth motion with a Class 2C fit, minimizing backlash in general purpose assemblies.
• Full-length usability as a fully threaded, 6-foot long screw, providing maximum flexibility for various machine designs.
• Compliance with environmental standards by being RoHS 3 compliant, ensuring safety and regulatory adherence for global markets.

Professional Applications & Engineering Value

This 1 1/4"-5 ACME lead screw in 304 Stainless Steel is engineered to solve critical challenges in precision linear motion systems. Its left-hand Acme threading and Class 2C fit provide a robust solution for applications requiring reverse-direction actuation with minimal play, such as in clamping, lifting, and positioning equipment. The ±0.009" per foot accuracy ensures consistent performance in CNC machinery, automated conveyors, and medical devices, where repeatability is paramount. The corrosion-resistant material and fully threaded design offer long-term reliability in demanding environments, reducing maintenance needs and downtime. This makes it an invaluable component for engineers seeking a durable, high-strength screw for precise, industrial lead screw applications.

Specification Summary & Compliance

This lead screw adheres to inch system measurements with a Class 2C thread fit for general purpose use. It features a single start, ACME thread type with a travel distance of 0.2" per turn. The product is manufactured to meet RoHS 3 (2015/863/EU) compliance, ensuring it is free from hazardous substances, and is suitable for applications requiring reliable performance under standard industrial specifications.