S-90190A181 Length 1 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ensuring long-term durability in industrial environments
• Exceptional holding power through thread forming technology that creates strong, permanent threads in sheet metal without pre-tapping
• Optimized for sheet metal applications with No. 7 diameter and 1-1/2" length providing reliable fastening for various thicknesses
• Easy installation and removal with Phillips No. 2 drive design offering secure tool engagement and reduced cam-out
• Complete thread coverage with fully threaded shank for maximum grip strength along the entire fastener length
• Precision engineering with 16 TPI thread pitch and pointed tip for smooth, accurate insertion into pre-drilled holes
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe, environmentally responsible manufacturing

Professional Applications & Engineering Value

These zinc-plated steel tapping screws deliver exceptional performance in sheet metal fastening applications where vibration resistance and permanent installation are critical. The thread forming technology creates precise, tight-fitting threads that eliminate the need for separate tapping operations, significantly reducing assembly time and labor costs. The Phillips pan head design provides a low-profile, secure fastening solution that sits flush against surfaces while the fully threaded No. 7 screw ensures maximum contact area for superior pull-out resistance. Engineered specifically for sheet metal fabrication, HVAC systems, electrical enclosures, and industrial equipment, these screws prevent loosening under dynamic loads and maintain integrity in demanding environments. The combination of thread forming A/AB type and zinc-plated finish offers reliable performance where corrosion protection and long-term fastening security are essential requirements.

Specification Summary & Compliance

These thread forming tapping screws feature precision No. 7 diameter (0.151") with 16 threads per inch and 1-1/2" length for consistent performance in sheet metal applications. Manufactured to A/AB tapping screw standards with right-hand threading and fully threaded design. The Phillips No. 2 drive ensures proper tool engagement while the pan head configuration (0.296" diameter) provides optimal clamping force. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming they contain no restricted substances and meet international safety standards for industrial use.