S-90184A409 Length 2 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and outdoor applications
• Efficient thread forming technology creates strong, permanent threads in sheet metal without pre-tapping, reducing installation time
• Maximum material compatibility with 0.025" maximum drilling thickness, ensuring reliable performance in various sheet metal gauges
• Optimized drive engagement with Phillips No. 2 drive style for secure torque transmission and reduced cam-out risk
• Enhanced load distribution through pan head design and fully threaded shank for superior holding power in thin materials
• Precision thread alignment with 12 threads per inch and Class 2A fit for consistent performance in repetitive assembly
• Environmental compliance assurance meeting RoHS 3 and REACH standards for sustainable manufacturing practices

Professional Applications & Engineering Value

This 316 stainless steel thread forming screw addresses critical challenges in sheet metal fabrication and assembly operations. The thread forming A/AB type design eliminates chip formation during installation, preventing contamination in sensitive electrical enclosures and HVAC systems. With its fully threaded configuration and 0.19" thread diameter, it provides maximum thread engagement in thin materials where pull-out strength is paramount. The Phillips No. 2 drive ensures compatibility with standard industrial drivers while the rounded pan head profile offers a finished appearance without sharp edges. Engineered for 0.025" maximum drilling thickness using No. 21 drill bit, this fastener delivers reliable performance in automotive panels, electronic chassis, and architectural metalwork where corrosion resistance and structural integrity are non-negotiable.

Specification Summary & Compliance

This No. 10 x 2-1/2" tapping screw maintains precision Class 2A thread fit with 12 threads per inch and right-hand thread direction. Manufactured to A/AB thread forming standards for sheet metal applications, it features fully threaded design with pointed tip for easy starting. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring adherence to international safety and sustainability standards for industrial components.