S-98935A041 1"-8 x 6 ft. ASTM A108 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Precise Motion Control: Achieve accurate linear movement with a consistent 0.125" travel per turn, ideal for repeatable positioning in automated systems.
• High Load Capacity: Built from Grade 2 carbon steel with a tensile strength of 64,000 psi, ensuring reliable performance under heavy-duty power transmission loads.
• Durable Wear Resistance: Rockwell B61 hardness provides excellent resistance to deformation and wear, extending service life in demanding industrial environments.
• Superior Thread Engagement: Class 2G thread fit offers optimal clearance for smooth operation with ACME nuts, reducing binding and improving efficiency.
• Rigorous Quality Assurance: Manufactured to ASTM A108 standards, guaranteeing consistent material properties and dimensional accuracy for engineering applications.
• Environmental Compliance: RoHS 3 and REACH compliant, making it safe for use in regulated industries without hazardous substance restrictions.
• Versatile Installation: Fully threaded, right-hand design allows for flexible mounting and integration into various motion control assemblies.

Professional Applications & Engineering Value

This 1"-8 ACME lead screw is engineered to address critical challenges in industrial power transmission and motion control systems. The Grade 2 carbon steel construction, combined with the ACME thread type, delivers high torque efficiency and load-bearing capacity, minimizing backlash in applications like CNC machinery, linear actuators, and lifting equipment. Its fully threaded and right-hand direction design ensures uniform force distribution and easy integration with standard nuts, reducing assembly time. The precise 0.125" travel per turn enables fine adjustments in positioning, while the Class 2G thread fit enhances durability by allowing for thermal expansion and lubricant flow. Ideal for industrial automation and heavy-duty scenarios, this screw provides long-term reliability by resisting wear and maintaining 64,000 psi tensile strength under continuous operation.

Specification Summary & Compliance

This lead screw adheres to Class 2G thread fit tolerances for optimal performance with ACME nuts, ensuring smooth engagement and reduced friction. It conforms to ASTM A108 material specifications, guaranteeing consistent mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted hazardous substances for safe industrial use.