S-90190A198 Length 7/8" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ensuring long-lasting performance in industrial environments
• Effortless installation thanks to the Phillips No. 2 drive design, reducing tool slippage and assembly time
• Exceptional holding power through thread forming technology, creating secure, vibration-resistant connections in sheet metal
• Optimized for sheet metal applications with fully threaded design and pointed tip for quick starting and maximum thread engagement
• Wide compatibility with standard No. 29 drill bits (0.136" diameter), streamlining your metalworking processes
• Enhanced durability with pan head profile distributing load evenly and resisting cam-out during tightening
• Environmental compliance assurance meeting RoHS 3 and REACH standards for safe, sustainable manufacturing

Professional Applications & Engineering Value

This zinc-plated steel tapping screw delivers exceptional engineering value for sheet metal fabrication and assembly operations. The thread forming design eliminates the need for pre-tapped holes, creating strong, permanent threads in ductile materials while preventing material cracking. The fully threaded No. 8 screw with 15 threads per inch provides maximum grip length and pull-out resistance, crucial for thin-gauge metal applications where joint integrity is paramount. The Phillips drive system ensures reliable torque transmission, reducing operator fatigue and installation errors in high-volume production environments. These industrial fasteners are engineered to withstand vibration and maintain clamping force, making them ideal for HVAC systems, electrical enclosures, automotive components, and machinery assemblies where sheet metal fastening reliability cannot be compromised.

Specification Summary & Compliance

This No. 8 x 7/8" tapping screw features precision 0.164" thread diameter with 15 threads per inch and fully threaded construction per standard A/AB tapping screw specifications. Manufactured with thread forming technology for superior performance in sheet metal up to 0.025" thickness, compatible with No. 29 drill bits (0.136" diameter). The product maintains dimensional accuracy with standard inch measurements and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for hazardous substance restrictions.