S-90096A358 1/2"-13 x 3/4" ASME B18.6.3, SAE J933 Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh industrial environments
• Efficient thread cutting action with Type F tapping design eliminates need for pre-tapped holes in aluminum, brass, cast iron and sheet metal
• Enhanced driving stability through external hex drive and flanged head design for secure installation and reduced slipping
• Optimized material engagement with coarse UNC thread spacing providing superior holding power in various substrates
• Simplified inventory management with full compliance to ASME B18.6.3 standards ensuring consistent performance and interchangeability
• Environmental compliance assurance meeting RoHS 3 regulations for safe use in regulated industries
• Versatile application capability with fully threaded design and blunt tip for consistent performance across material thicknesses

Professional Applications & Engineering Value

This heavy-duty hex flange tapping screw delivers exceptional engineering value in industrial assembly applications where thread cutting performance is critical. The zinc-plated steel construction provides reliable corrosion protection while maintaining the strength required for demanding environments. Engineered with Type F thread cutting geometry and coarse UNC threading, this fastener eliminates the need for separate tapping operations in materials like aluminum, brass, cast iron, and sheet metal. The integrated flange design distributes clamping force effectively, reducing the risk of material distortion while the external hex drive ensures positive torque transmission during installation. This combination of features addresses common assembly challenges by streamlining installation processes and providing consistent, reliable performance in metal fabrication, machinery assembly, and structural applications.

Specification Summary & Compliance

This 1/2"-13 hex flange tapping screw features precise UNC coarse thread spacing with 0.5" thread diameter and 3/4" length for standardized compatibility. The fastener maintains dimensional accuracy per ASME B18.6.3 specifications SAE J933, ensuring reliable performance and interchangeability. Compliance with RoHS 3 (2015/863/EU) regulations confirms environmental safety standards are met. The Type F thread cutting design is engineered for optimal performance in specified materials, with recommended 29/64" (0.4531") drill bit size for proper hole preparation. The 1.04" flange diameter provides enhanced bearing surface for secure fastening applications.