S-93878A194 8-32 x 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
• Excellent thread-forming capability creates strong, permanent threads without chips in various metals including steel and aluminum
• Optimized drive efficiency with Phillips No. 2 drive design for secure tool engagement and reduced cam-out during installation
• Maximum holding power through fully threaded UNC coarse thread design that ensures superior pull-out resistance
• Versatile material compatibility specifically engineered for use in steel, aluminum, brass, cast iron, and sheet metal applications
• Reliable installation performance with standardized pan head design that provides consistent clamping force distribution
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for global manufacturing requirements

Professional Applications & Engineering Value

These zinc-plated steel tapping screws deliver exceptional engineering value through their specialized thread-forming design that eliminates the need for pre-tapped holes in metal assemblies. The UNC coarse thread configuration combined with full threading ensures maximum engagement strength while reducing installation torque requirements. Engineered for steel, aluminum, brass, cast iron, and sheet metal applications, these screws solve critical assembly challenges by creating durable, vibration-resistant connections without secondary operations. The Phillips No. 2 drive provides reliable installation in high-volume production environments, while the zinc plating offers essential corrosion protection for industrial components exposed to various environmental conditions. These features make them ideal for manufacturing assemblies, equipment fabrication, and metal enclosure production where reliable fastening and regulatory compliance are paramount.

Specification Summary & Compliance

This 8-32 x 1/2" tapping screw features precision UNC coarse threads with standard Class 2A tolerances for consistent performance. The thread-forming (SW) design creates secure fastening in prepared holes using drill bit size 23 (0.154" diameter). Manufactured to industry standards with right-hand thread direction and fully threaded shank configuration. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications and manufacturing processes.