S-90628A301 Length 1 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with specialized coating for extended service life in harsh industrial environments
• Integrated sealing washer system provides excellent weatherproofing and vibration resistance in outdoor applications
• Self-drilling capability with 1/2" drill tip eliminates pre-drilling requirements, reducing installation time by up to 50%
• Thread forming design creates stronger, more secure threads in steel and sheet metal without material removal
• External hex drive enables high-torque installation with standard tools for reliable, consistent fastening
• Full threading along the 1-1/2" length ensures maximum grip and load distribution across the entire fastener
• Industry compliance with RoHS 3 regulations for safe use in regulated industrial applications

Professional Applications & Engineering Value

This No. 12 tapping screw delivers exceptional engineering value in demanding steel and sheet metal applications where weather resistance and structural integrity are critical. The corrosion-resistant coated steel construction withstands environmental exposure while the thread forming BSD design creates permanent, high-strength threads without chip formation. The integrated steel/rubber sealing washer (0.563" OD) provides dual protection against moisture ingress and vibration loosening, making it ideal for HVAC systems, metal building construction, and outdoor equipment assemblies. With capability to drill through 0.14" thick materials and 14 threads per inch precision, this fastener eliminates multiple installation steps while ensuring reliable, long-term performance in structural applications.

Specification Summary & Compliance

This heavy-duty tapping screw features precise 0.216" thread diameter with fully threaded 1-1/2" length and external hex drive for standardized tool compatibility. Manufactured to BSD screw specifications with thread forming technology and No. 2 drill tip configuration. The fastener maintains RoHS 3 (2015/863/EU) compliance for environmental safety standards, ensuring suitability for regulated industrial markets and international procurement requirements.