S-93410A877 1 1/2"-4 x 12 ft. ASTM A193 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional Load Capacity - ASTM Grade B7 alloy steel construction delivers 125,000 psi tensile strength for handling heavy-duty industrial applications without deformation
• Precision Movement Control - 0.25" travel distance per turn ensures accurate positioning and repeatable motion in automated systems
• Extended Service Life - Rockwell C35 hardness provides superior wear resistance, reducing maintenance frequency and downtime
• Reliable Thread Engagement - Class 2G thread fit offers optimal clearance for smooth operation while maintaining necessary play for thermal expansion
• Industry-Standard Compatibility - 1 1/2"-4 ACME thread profile ensures seamless integration with existing industrial equipment and nut assemblies
• Long-Span Capability - 12 ft length minimizes joints in extended applications, maintaining alignment integrity across large machinery
• Environmental Compliance Ready - Meets RoHS 3 and REACH standards for global manufacturing and export requirements

Professional Applications & Engineering Value

This ACME lead screw delivers exceptional performance in demanding motion control applications where precision and reliability are paramount. The ASTM Grade B7 alloy steel construction provides the necessary strength for heavy-load positioning systems, CNC machinery, and industrial automation equipment. The fully threaded design with right-hand thread direction ensures consistent force transmission across the entire 12-foot length, eliminating weak points in long-stroke applications. The ACME thread profile combined with Class 2G thread fit offers superior wear characteristics and efficient power transmission, making it ideal for applications requiring precise linear motion with minimal backlash. Engineers benefit from the predictable 0.25" travel per turn for accurate positioning in packaging machinery, material handling systems, and precision manufacturing equipment.

Specification Summary & Compliance

This precision ACME lead screw features 1 1/2"-4 thread size with Class 2G thread fit tolerance for optimal performance. Manufactured to ASTM A193 specifications using ASTM Grade B7 alloy steel, delivering 125,000 psi tensile strength and Rockwell C35 hardness. The component is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting international environmental standards for industrial applications. Single-start threading with right-hand direction ensures standard compatibility across industrial motion systems.