S-90033A280 Length 1 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide Steel finish for extended service life in demanding industrial environments
• Efficient thread forming technology creates strong, permanent threads in sheet metal without chip removal
• Precision 82° countersink angle ensures flush mounting and clean professional appearance
• Optimized for No. 29 drill bit (0.136") compatibility for quick installation and reduced assembly time
• Full-length threading provides maximum grip strength and uniform load distribution
• Phillips No. 2 drive design offers reliable torque transfer and reduces cam-out during installation
• Right-hand thread direction with 15 TPI delivers secure fastening in sheet metal applications

Professional Applications & Engineering Value

These No. 8 Phillips flat head tapping screws are engineered specifically for sheet metal applications where reliability and efficiency are critical. The thread forming technology eliminates the need for tapping operations, creating strong internal threads while preventing material fatigue. The Black-Oxide Steel construction provides excellent corrosion protection, making these A/AB type tapping screws ideal for HVAC systems, electrical enclosures, and industrial machinery. The combination of 0.164" thread diameter and 1-1/2" length ensures optimal holding power in materials up to 0.025" thickness, while the standard flat head profile allows for seamless surface integration in professional installations.

Specification Summary & Compliance

These thread forming screws feature precision Class 2A thread tolerances with 15 threads per inch and right-hand thread direction. Manufactured to industry standards for A/AB tapping screw types, they ensure consistent performance in sheet metal fastening applications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety requirements for industrial components.