S-91808A054 1"-4 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• Enhanced Durability - Grade 2 carbon steel construction provides excellent resistance to wear and tear in demanding industrial environments
• Precision Movement Control - 0.25" travel distance per turn ensures accurate positioning and smooth operation in motion control applications
• Superior Thread Engagement - Class 2G thread fit offers optimal clearance for reliable performance with minimal backlash
• High Strength Performance - 64,000 psi tensile strength and Rockwell B85 hardness deliver exceptional load-bearing capability
• Left-Hand Thread Advantage - Reverse threading provides specialized solutions for unique mechanical assemblies requiring counter-rotation
• Easy Installation & Maintenance - Standard hex nut design allows for straightforward installation using common tools
• Environmental Compliance - RoHS 3 and REACH compliance ensures safe use in regulated industries worldwide

Professional Applications & Engineering Value

This left-hand Acme hex nut delivers exceptional engineering value in applications requiring precise linear motion and reverse threading capabilities. Manufactured from Grade 2 carbon steel, this component addresses critical industrial challenges by providing reliable performance in heavy-duty machinery, automated systems, and precision equipment. The Acme thread form with Class 2G thread fit ensures smooth operation with minimal friction, making it ideal for lead screw assemblies in manufacturing equipment, CNC machines, and material handling systems. The reverse threading capability offers unique solutions for specialized mechanical designs where standard right-hand threads are impractical. With its 0.25" travel per turn, this nut provides predictable movement control essential for precision positioning applications across various industrial sectors.

Specification Summary & Compliance

This 1"-4 left-hand Acme hex nut features Class 2G thread fit per industry standards, ensuring proper clearance and reliable performance. The component maintains precise dimensional accuracy with standard Acme thread specifications and is manufactured from Grade 2 carbon steel with mechanical properties including 64,000 psi tensile strength and Rockwell B85 hardness. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and global market acceptance. The nut's design follows established industrial standards for Acme lead screw applications, providing consistent performance and compatibility with matching screw components.