S-90395A245 Length 3/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• Efficient thread forming capability creates permanent, high-strength threads in sheet metal without pre-tapping requirements
• Optimized pan head design with No. 2 square drive provides excellent torque transmission and prevents cam-out during installation
• Full threading with pointed tip ensures rapid starting and smooth penetration through sheet metal substrates
• Precision dimensional accuracy maintains consistent Class 2A thread tolerances for reliable performance in automated assembly
• Environmental compliance assurance meets RoHS 3 and REACH standards for global manufacturing applications
• Versatile sheet metal fastening with 0.19" thread diameter and 12 TPI configuration delivers optimal grip strength

Professional Applications & Engineering Value

These zinc-plated steel tapping screws deliver exceptional engineering value in sheet metal applications where vibration resistance and permanent fastening are critical. The thread forming design eliminates the need for separate tapping operations, significantly reducing assembly time and labor costs in high-volume manufacturing. The A/AB screw type with fully threaded configuration ensures maximum thread engagement, providing superior pull-out strength in thin gauge materials. The combination of No. 2 square drive and pan head profile offers reliable torque transmission while preventing tool slippage, making them ideal for automated assembly systems. These industrial screws solve common fastening challenges in HVAC ductwork, electrical enclosures, and metal fabrication where secure, vibration-resistant connections are essential for long-term structural integrity.

Specification Summary & Compliance

Manufactured to precise Class 2A thread tolerances with 0.19" thread diameter and 12 threads per inch configuration. Features standard thread forming tapping method compatible with No. 21 drill bit (0.159" diameter) for optimal performance in sheet metal up to 0.025" thickness. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global industrial applications. The A/AB screw type designation confirms adherence to industry-standard thread forming specifications for reliable performance in metal fastening applications.