S-93410A872 1 1/4"-5 x 12 ft. ASTM A193 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Exceptional Load Capacity - With 125,000 psi tensile strength and ASTM Grade B7 classification, this lead screw reliably handles heavy-duty industrial applications without deformation.
• Precision Movement Control - The 0.2" travel distance per turn provides consistent, predictable linear motion for accurate positioning in automated systems.
• Superior Wear Resistance - Rockwell C35 hardness and alloy steel construction ensure extended service life even in high-cycle applications.
• Reliable Thread Engagement - Class 2G thread fit guarantees proper clearance and smooth operation with matching ACME nuts.
• Environmental Compliance Ready - Meets RoHS 3 and REACH regulations, making it suitable for regulated industries and global supply chains.
• Optimized for Continuous Use - Fully threaded 12-foot length and right-hand threading enable uninterrupted linear motion in long-stroke applications.
• Industry Standard Compatibility - Manufactured to ASTM A193 specifications ensuring interchangeability and reliable performance across industrial systems.

Professional Applications & Engineering Value

This 1 1/4"-5 ACME lead screw delivers critical engineering value in industrial automation, CNC machinery, and material handling systems where precision linear motion is paramount. The alloy steel construction with ASTM Grade B7 certification provides the necessary strength to withstand continuous operational stresses, while the ACME thread form offers superior power transmission efficiency compared to standard threads. The Class 2G thread fit ensures optimal clearance for smooth operation with minimal backlash, addressing common precision positioning challenges in manufacturing environments. With 0.2" travel per turn, this fully threaded 12-foot lead screw enables precise control in long-stroke applications, from industrial presses to lifting mechanisms, while the right-hand threading configuration maintains compatibility with standard industrial components.

Specification Summary & Compliance

This precision ACME lead screw features a 1 1/4"-5 thread size with Class 2G thread fit tolerance, manufactured from high-strength alloy steel to ASTM A193 and ASTM Grade B7 standards. The component delivers 125,000 psi tensile strength and Rockwell C35 hardness for demanding applications. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations ensures suitability for international markets and regulated industries.