S-92323A602 10-32 x 1/2" IFI 111, SAE J429 Medium-Strength Grade 5 Steel Serrated-Flange Hex Head Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc plating for extended service life in demanding environments
• Superior load-bearing capability from Grade 5 classification and 110,000 psi tensile strength for reliable heavy-duty applications
• Secure anti-loosening performance provided by serrations under the flange, maintaining joint integrity under vibration
• Precise thread engagement with UNF fine threading and Class 2A fit ensuring accurate, secure fastening
• High-torque installation capability through the external hex drive design for efficient assembly with standard tools
• Increased bearing surface area from the integrated flange, distributing clamp load and reducing surface damage
• Full regulatory compliance meeting SAE J429, RoHS 3, and REACH standards for global industrial use

Professional Applications & Engineering Value

These Grade 5 zinc-plated steel hex head screws deliver exceptional performance in critical assembly applications where vibration resistance and structural integrity are paramount. The combination of UNF fine threading and Class 2A thread fit provides precise engagement in tapped holes, minimizing cross-threading risks while maintaining consistent clamp load. The external hex drive accommodates high torque values during installation, making them ideal for automotive, machinery, and structural applications. The flanged design with serrations eliminates the need for separate washers while providing superior anti-rotation properties, solving common loosening issues in vibrating environments. Fully threaded for maximum grip length, these industrial fasteners ensure reliable performance across temperature variations and dynamic loading conditions.

Specification Summary & Compliance

This 10-32 UNF hex head screw features precise Class 2A thread fit tolerances and complies with IFI 111/SAE J429 manufacturing specifications. The fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance standards, ensuring suitability for global industrial markets. Manufactured from zinc-plated steel with Rockwell C22 hardness and 110,000 psi tensile strength, the screw maintains dimensional stability and mechanical properties across demanding applications.