S-93420A750 1 1/2"-4 x 12" ASTM A193 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional Load-Bearing Capacity: With 125,000 psi tensile strength and Rockwell C35 hardness, this lead screw withstands heavy-duty operational stresses, ensuring long-term reliability in demanding applications.
• Precise Motion Control: The 0.25" travel per turn provides consistent and accurate linear movement, essential for applications requiring repeatable positioning and control.
• Superior Thread Engagement: Class 2G thread fit ensures optimal play and minimal backlash, enhancing the smoothness and efficiency of power transmission.
• High Durability Material: Made from ASTM Grade B7 alloy steel, this screw offers excellent resistance to wear and fatigue, reducing maintenance needs and downtime.
• Broad Industrial Compatibility: Fully threaded and right-hand threaded design allows for versatile integration into various machinery and motion systems.
• Regulatory Compliance Assurance: Meets ASTM A193, RoHS 3, and REACH standards, ensuring environmental safety and material quality for global supply chains.
• Optimized for Heavy-Duty Use: The ACME thread type and robust construction make it ideal for high-load, precision-driven industrial environments.

Professional Applications & Engineering Value

This 1 1/2"-4 ACME lead screw is engineered to address critical challenges in precision motion control and heavy-load applications. Constructed from ASTM Grade B7 alloy steel, it provides high tensile strength and hardness, effectively resisting deformation under continuous stress. The fully threaded and right-hand threaded design, combined with a Class 2G thread fit, ensures minimal backlash and reliable power transmission in systems such as CNC machinery, industrial actuators, and lifting equipment. Its 0.25" travel per turn allows for exact linear positioning, reducing errors in automated processes. By utilizing this industrial lead screw, engineers can enhance system durability, improve operational accuracy, and minimize maintenance intervals, making it a valuable component for demanding engineering projects.

Specification Summary & Compliance

This lead screw adheres to precise dimensional standards, including a Class 2G thread fit for consistent engagement and ACME thread type (1 1/2"-4) suitable for power transmission. It conforms to ASTM A193 manufacturing specifications, ensuring material integrity and performance. Additionally, the product is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility in industrial use.