S-92470A393 Length 3 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in demanding environments
• Efficient thread-forming design creates strong, permanent threads in sheet metal without pre-tapping, reducing installation time
• Reliable Phillips drive engagement ensures secure fastening with standard No. 2 drivers, minimizing cam-out risks
• Optimized for 0.025" sheet metal applications with precise No. 29 drill bit compatibility for clean, accurate installations
• Full threading along 3-1/2" length provides maximum grip and holding power throughout the entire fastener
• Right-hand thread direction offers familiar, intuitive installation for industrial assembly operations
• Environmental compliance assurance meets RoHS 3 and REACH standards for safe, sustainable manufacturing

Professional Applications & Engineering Value

These 18-8 stainless steel tapping screws deliver exceptional value in sheet metal fabrication and assembly applications where corrosion resistance and structural integrity are paramount. The thread-forming design eliminates the need for separate tapping operations, significantly reducing labor costs and installation time while creating strong, vibration-resistant connections. The Phillips drive system ensures consistent torque application, preventing damage to the pan head during high-volume assembly. With 15 threads per inch and 0.164" thread diameter, these fasteners provide optimal thread engagement in thin-gauge materials up to 0.025" thickness, making them ideal for HVAC systems, electronic enclosures, and industrial equipment where reliable metal fastening is critical.

Specification Summary & Compliance

This No. 8-15 x 3-1/2" tapping screw features inch system measurements with standard Class 2A thread tolerances for consistent performance. The fastener meets A/AB thread-forming screw specifications and is fully threaded for maximum holding strength. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial applications. The screw is designed for use with No. 29 drill bits (0.136" diameter) and provides reliable performance in sheet metal applications requiring durable, corrosion-resistant fastening solutions.