S-90190A201 Length 1 1/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• Optimized torque transmission through Phillips No. 2 drive and pan head design, reducing tool slippage and installation time
• Secure thread-forming fastening creates permanent, vibration-resistant connections in sheet metal without requiring pre-tapped holes
• Full-length threading ensures maximum grip along the entire 1-1/4" length for enhanced holding power in thin materials
• Precision pointed tip facilitates easy starting and alignment, speeding up assembly processes
• Industry-standard compliance with RoHS 3 and REACH regulations, ensuring environmental responsibility and global acceptance
• Engineered for 0.025" maximum thickness sheet metal applications with recommended No. 29 drill bit for perfect fit

Professional Applications & Engineering Value

These No. 8 x 1-1/4" zinc-plated steel tapping screws deliver exceptional performance in sheet metal fastening applications where reliability is critical. The thread forming technology (A/AB type) creates strong, permanent threads in parent material without generating chips, eliminating contamination concerns in electrical enclosures, HVAC systems, and automotive assemblies. The Phillips drive system with pan head design provides excellent torque transfer while the 15 threads per inch configuration ensures rapid installation and superior pull-out resistance. Zinc-plated steel construction offers durable protection against corrosion, making these industrial fasteners ideal for both indoor and moderate outdoor environments where consistent performance is required.

Specification Summary & Compliance

This thread forming sheet metal screw features precise 0.164" thread diameter with right-hand threading and pointed tip for easy insertion. Manufactured to industry standards with Class 2A thread tolerances for consistent performance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. Designed specifically for use with No. 29 drill bit (0.136" diameter) in sheet metal applications up to 0.025" maximum thickness.