S-90694A831 Length 8" FM Approved Tapping Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with black epoxy coating for extended service life in demanding industrial environments
• Efficient installation without pre-drilling thanks to self-drilling tip design that penetrates up to 0.047" thickness
• Superior thread engagement with 4" partially threaded design providing optimal holding power in steel and sheet metal
• Reliable FM Approved performance ensuring compliance with rigorous industrial safety and quality standards
• Enhanced driving control with No. 3 Phillips drive preventing cam-out during high-torque applications
• Versatile material compatibility specifically engineered for steel, insulation, and sheet metal applications
• Optimized thread design with 13 TPI right-hand threads ensuring secure fastening in various material thicknesses

Professional Applications & Engineering Value

These black epoxy coated steel tapping screws deliver exceptional engineering value by eliminating the need for time-consuming pre-drilling operations in steel, sheet metal, and insulation applications. The specialized thread forming design creates precise mating threads in base materials, providing superior pull-out resistance and vibration resistance. The self-drilling tip penetrates up to 0.047" thickness, significantly reducing installation time and labor costs while maintaining structural integrity. The FM Approved certification ensures these industrial-grade fasteners meet the highest standards for fire protection and construction safety, making them ideal for HVAC systems, building construction, and metal fabrication projects where reliability and compliance are critical.

Specification Summary & Compliance

These tapping screws feature precision 0.255" thread diameter with 13 TPI right-hand threads and 4" thread length in partially threaded configuration. Manufactured to meet FM Approved specifications for industrial applications, they comply with relevant industry standards for thread forming screws. The black epoxy coated steel construction provides enhanced corrosion protection, while the pan head design with No. 3 Phillips drive ensures reliable installation performance. All dimensions maintain standard industrial tolerances for consistent quality and interchangeability across applications.