S-91808A107 1/2"-10 Acme Lead Screws and Nuts

Key Features & Benefits at a Glance

• High tensile strength of 64,000 psi ensures reliable performance under heavy loads in demanding industrial environments
• Precision Class 2G thread fit provides consistent engagement and smooth operation with minimal backlash
• Left-hand thread design offers specialized solutions for reverse-motion applications and safety-critical assemblies
• 0.1" travel distance per turn delivers predictable linear motion control for accurate positioning systems
• Grade 2 carbon steel construction with Rockwell B85 hardness balances durability with machinability for long service life
• Standard hex nut profile allows for easy installation and maintenance using common tools
• Full regulatory compliance with RoHS 3 and REACH standards ensures environmental responsibility and global market acceptance

Professional Applications & Engineering Value

This left-hand Acme hex nut provides critical reverse-threading capability for industrial applications where standard right-hand threads would pose operational risks. Engineered from Grade 2 carbon steel, the component delivers optimal strength-to-weight ratio while maintaining excellent machinability. The Acme thread form ensures superior load distribution and wear resistance compared to standard V-threads, making it ideal for precision linear motion systems, clamping devices, and positioning equipment. With its Class 2G thread fit and consistent 0.1" travel per revolution, this nut offers predictable performance in automated machinery, CNC equipment, and material handling systems where left-hand thread direction prevents unintended loosening during operation.

Specification Summary & Compliance

This 1/2"-10 Acme hex nut features precise Class 2G thread fit tolerances per industry standards, ensuring compatibility with corresponding lead screws. Manufactured from Grade 2 carbon steel with Rockwell B85 hardness, it maintains dimensional stability across operating conditions. The component carries full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting current environmental standards for industrial components. Physical dimensions include 7/8" width across flats and 31/64" height, designed for standard industrial tooling and mounting configurations.