S-92597A300 8-32 x 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with green zinc plating, extending service life in demanding industrial environments.
• Efficient thread cutting action creates precise internal threads in materials like aluminum and sheet metal, reducing installation time and effort.
• Integrated flange and hex head provides a larger bearing surface and secure external hex drive, preventing slipping and distributing clamp load effectively.
• RoHS 3 compliance ensures environmental safety and meets stringent international regulatory standards for hazardous substances.
• Coarse UNC thread design offers rapid installation and high resistance to vibrational loosening in various metal substrates.
• Precision-engineered for No. 26 drill bits (0.147" diameter), ensuring optimal hole fit and reliable thread formation.
• Fully threaded shank maximizes grip length and pull-out strength across the entire fastened joint.

Professional Applications & Engineering Value

This 8-32 UNC thread cutting screw is engineered to solve common fastening challenges in metalworking and assembly. The F-type tapping screw design, made from zinc-plated steel, cuts its own mating threads as it's driven, eliminating the need for pre-tapped holes and speeding up production lines. This is particularly valuable in aluminum, brass, and sheet metal applications where traditional screws may strip or require additional tapping operations. The flanged hex head combines the high torque capability of an external hex drive with a built-in washer face, providing a secure, flush fit that resists loosening under dynamic loads. This makes it an ideal fastener for HVAC systems, electronic enclosures, and automotive panels, where vibration resistance and corrosion protection are critical for long-term reliability.

Specification Summary & Compliance

This screw conforms to Unified National Coarse (UNC) thread standards with a No. 8-32 thread size and Class 2A fit tolerance for consistent performance. It is manufactured as an F-type thread cutting screw with a blunt tip and is fully threaded for maximum engagement. The product is confirmed RoHS 3 (2015/863/EU) Compliant, adhering to restrictions on hazardous substances, and is designed for use with a No. 26 drill bit (0.147" diameter) as specified for proper thread formation.