S-92224A233 1/4"-20 x 2 3/4" ASME B18.6.3 Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black oxide steel coating for extended service life in demanding environments
• Superior holding power with 60,000 psi tensile strength and Rockwell B70 hardness for reliable fastening in heavy-duty applications
• Quick installation and removal with No. 3 Phillips drive that provides secure tool engagement and reduces cam-out
• Optimal thread engagement with UNC coarse threading and Class 2A fit ensuring consistent performance and vibration resistance
• Maximum grip length with full threading along the 2-3/4" shaft for complete material penetration and superior load distribution
• Industry-standard compliance meeting ASME B18.6.3 specifications for dimensional accuracy and interchangeability
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance for safe use across regulated industries

Professional Applications & Engineering Value

This black oxide steel Phillips pan head screw delivers exceptional engineering value for industrial assembly applications where corrosion resistance and high tensile strength are critical. The combination of UNC coarse threading and Class 2A thread fit ensures rapid installation in various materials while maintaining vibration resistance in dynamic environments. The rounded pan head profile provides a finished appearance while the No. 3 Phillips drive offers reliable torque transmission without specialized tools. Ideal for machinery assembly, equipment manufacturing, and structural applications, this fully threaded fastener maximizes engagement depth for superior load distribution across the entire 2-3/4" length, making it particularly valuable in applications requiring consistent clamping force throughout the fastened joint.

Specification Summary & Compliance

Manufactured to precise Class 2A thread fit tolerances with 1/4"-20 UNC coarse threads and compliant with ASME B18.6.3 dimensional standards. The screw features fully threaded construction with right-hand threading direction and meets environmental regulations including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance. Material specifications include black oxide steel construction with Rockwell B70 hardness and 60,000 psi tensile strength for guaranteed performance in industrial applications.