S-90190A298 Length 1 1/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
• Exceptional holding power through thread forming technology that creates strong, permanent threads in sheet metal without pre-tapping
• Optimized drive efficiency with Phillips No. 3 drive for secure tool engagement and reduced cam-out during installation
• Maximum thread engagement with fully threaded design ensuring consistent clamping force along the entire screw length
• Enhanced material compatibility with A/AB thread forming type suitable for various sheet metal thicknesses and applications
• Reliable regulatory compliance meeting RoHS 3 and REACH standards for safe use in industrial and manufacturing settings
• Versatile installation capability with pointed tip design for easy starting and precise alignment in sheet metal assemblies

Professional Applications & Engineering Value

These No. 12 tapping screws deliver exceptional engineering value in sheet metal applications where vibration resistance and permanent fastening are critical. The thread forming technology eliminates the need for pre-tapped holes, reducing installation time and labor costs while creating stronger, more reliable connections. The zinc-plated steel construction provides essential corrosion protection for industrial environments, while the Phillips pan head design offers a low-profile, secure fastening solution. With fully threaded configuration and 0.216" thread diameter, these screws maintain consistent clamping force across the entire engagement length, preventing loosening under dynamic loads. Ideal for HVAC systems, electrical enclosures, automotive components, and metal fabrication where durable fastening solutions are paramount for long-term structural integrity.

Specification Summary & Compliance

These thread forming sheet metal screws feature precise 0.216" thread diameter with 11 threads per inch and 1-1/4" length for standardized applications. Manufactured to A/AB tapping screw specifications with Class 2A thread tolerances ensuring consistent performance and interchangeability. The screws are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety standards for industrial use. Designed for use with 3/16" drill bits and suitable for sheet metal thicknesses up to 0.025", providing reliable fastening solutions across various metalworking applications.