S-90198A325 Length 1 1/4" Tapping Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Superior material penetration through thread forming technology that creates stronger, more durable threads without chip removal
• Optimized installation efficiency with Phillips drive and standard flat head design for secure fastening in sheet metal applications
• Precise countersinking capability featuring 82° angle for flush mounting and clean professional finishes
• Reliable thread engagement with fully threaded design and 12 threads per inch for maximum holding power
• Simplified drilling preparation requiring only No. 21 drill bit (0.159") for up to 0.025" maximum drilling thickness
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications

Professional Applications & Engineering Value

These 316 stainless steel tapping screws deliver exceptional performance in sheet metal applications where corrosion resistance and structural integrity are paramount. The thread forming technology eliminates common issues with traditional tapping screws by creating stronger, more reliable threads through material displacement rather than cutting. This prevents loose fittings and thread stripping in thin materials. The Type A/AB thread design combined with the flat head profile and 82° countersink angle ensures flush mounting while the Phillips drive provides efficient installation. Engineered for industrial fastening in demanding environments, these screws maintain their integrity in high-moisture and chemical-exposed settings, making them ideal for HVAC systems, electrical enclosures, and marine equipment where long-term reliability is critical.

Specification Summary & Compliance

These No. 10 x 1-1/4" tapping screws feature precise dimensional specifications including 0.19" thread diameter, 12 threads per inch, and standard flat head profile with 0.362" head diameter. Manufactured to Type A/AB thread forming standards with right-hand threading and fully threaded shank design. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industrial suitability for global markets.