S-90272A299 12-24 x 1 1/2" ASME B18.6.3 Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with zinc-plated steel construction for long-lasting performance in demanding environments
• Superior holding power with 60,000 psi tensile strength and Rockwell B70 hardness for reliable fastening in heavy-duty applications
• Optimized thread engagement through Class 2A thread fit and coarse UNC threading for faster installation and vibration resistance
• Enhanced driving efficiency with Phillips No. 3 drive style providing secure tool engagement and reduced cam-out risk
• Full-thread design ensures maximum grip along the entire 1-1/2" length for consistent clamping force distribution
• Industry-standard compliance with ASME B18.6.3 specifications for guaranteed dimensional accuracy and performance reliability
• Environmental responsibility through RoHS 3 and REACH compliance, meeting strict regulatory requirements for industrial use

Professional Applications & Engineering Value

These zinc-plated steel rounded head Phillips screws deliver critical engineering advantages in industrial assembly applications where corrosion resistance and high tensile strength are paramount. The combination of 12-24 UNC coarse threading and Class 2A thread fit ensures rapid installation while maintaining secure fastening in materials where fine threads might strip or fail. The pan head profile provides excellent bearing surface for distributed load transfer, while the fully threaded design maximizes engagement depth in variable material thicknesses. Engineered to withstand demanding conditions, these industrial screws prevent galvanic corrosion and maintain structural integrity in machinery, equipment manufacturing, and construction applications where vibration resistance and long-term reliability are essential.

Specification Summary & Compliance

This 1-1/2" rounded head screw features precise Class 2A thread fit tolerances with 12-24 UNC coarse threads and right-hand threading direction. Manufactured to ASME B18.6.3 specifications for dimensional accuracy and performance consistency. The product fully complies with RoHS 3 (2015/863/EU) restrictions on hazardous substances and REACH (EC 1907/2006) regulations for chemical safety, ensuring environmental responsibility in industrial applications.