S-90087A835 10-32 x 1 1/4" ASME B18.6.3, SAE J933 Tapping Screws

Key Features & Benefits at a Glance

• Superior material durability with zinc-plated steel construction providing excellent corrosion resistance for long-lasting performance in demanding industrial environments.
• Self-tapping efficiency through F-type thread cutting design eliminates the need for pre-tapped holes, reducing installation time and labor costs.
• Optimized drive engagement with No. 2 Phillips drive ensures secure tool connection and prevents cam-out during high-torque applications.
• Versatile material compatibility specifically engineered for reliable fastening in aluminum, brass, cast iron, and sheet metal applications.
• Precision thread design with 10-32 UNF fine threads delivers superior holding power and vibration resistance in critical assemblies.
• Streamlined installation process with clearly specified No. 17 drill bit size (0.173" diameter) ensures proper hole preparation and optimal thread engagement.
• Industry-standard compliance meeting ASME B18.6.3/SAE J933 specifications guarantees consistent quality and interchangeability across applications.

Professional Applications & Engineering Value

These 10-32 UNF zinc-plated steel tapping screws address critical challenges in metal fabrication and assembly operations. The thread cutting design with F-type tapping method creates precise mating threads in base materials without requiring pre-tapped holes, significantly reducing preparation time and tooling costs. The zinc-plated steel construction provides essential corrosion protection while maintaining the high tensile strength needed for durable fastening in aluminum, brass, cast iron, and sheet metal applications. The No. 2 Phillips drive offers reliable torque transmission for efficient installation in high-volume production environments. With fully threaded design and standard pan head profile, these screws ensure maximum thread engagement and consistent clamping force distribution, making them ideal for electrical enclosures, machinery panels, and structural assemblies where vibration resistance and long-term reliability are paramount.

Specification Summary & Compliance

These tapping screws feature precision 10-32 UNF fine threads with standard Class 2A tolerance for consistent fit and performance. The 1 1/4" length and 0.19" thread diameter provide optimal fastening dimensions for various material thicknesses. Manufacturing and dimensional specifications strictly comply with ASME B18.6.3 where identified as SAE J933, ensuring industry-standard quality and performance. Environmental compliance is maintained through RoHS 3 (2015/863/EU) compliance, making these fasteners suitable for regulated industries and international markets. The combination of thread cutting capability and standardized dimensions ensures reliable performance in professional metalworking and fabrication applications.