S-92470A397 Length 2 3/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in demanding industrial environments
• Efficient thread forming design creates strong, permanent threads in sheet metal without requiring pre-tapped holes
• Optimized Phillips No. 3 drive provides excellent torque transmission and reduces cam-out during installation
• Full threading along the 2-3/4" length delivers maximum holding power and uniform stress distribution
• Precision 11 TPI thread pitch ensures secure fastening and consistent performance in sheet metal applications
• Standard pan head profile offers a balanced combination of low profile and sufficient bearing surface
• Environmental compliance assurance with RoHS 3 and REACH regulations for global market acceptance

Professional Applications & Engineering Value

These thread forming tapping screws are specifically engineered for sheet metal applications where reliable fastening is critical. The 18-8 stainless steel composition provides exceptional resistance to corrosion and oxidation, making these screws ideal for outdoor equipment, HVAC systems, and industrial machinery exposed to harsh conditions. The A/AB thread forming design eliminates the need for separate tapping operations, reducing installation time and labor costs while creating strong, vibration-resistant connections. The fully threaded configuration ensures maximum thread engagement throughout the material thickness, preventing loosening under dynamic loads. With their Phillips drive system and precise 11 threads per inch, these screws deliver consistent performance in automated assembly lines and manual installations alike, making them a versatile solution for various manufacturing and maintenance applications.

Specification Summary & Compliance

This No. 12 x 2-3/4" tapping screw features a 0.216" thread diameter with 11 TPI precision threading and Class 2A thread tolerances for consistent fit. The screw is designed for use with 3/16" drill bits (0.1875" diameter) in materials up to 0.025" maximum drilling thickness. Manufactured to A/AB tapping screw standards with right-hand threading and fully threaded construction. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors.