S-94302A102 1/4"-20 x 3/4" Super-Corrosion-Resistant 316 Stainless Steel Serrated-Flange Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 316 Stainless Steel construction, ideal for harsh environments and chemical exposure
• Superior holding power from 100,000 psi tensile strength and Rockwell B100 hardness for reliable, long-term fastening
• Vibration-resistant locking provided by serrated flange design, preventing loosening under dynamic loads
• Quick installation and high torque capability with external hex drive and coarse UNC threads
• Precise thread fit with Class 2A tolerance ensuring consistent engagement and reduced cross-threading risk
• Full threading along the 3/4" length for maximum grip and adjustment flexibility in various material thicknesses
• Regulatory compliance with RoHS 3 and REACH standards for safe use in regulated industries

Professional Applications & Engineering Value

This 316 Stainless Steel hex head screw delivers critical performance in demanding applications where corrosion resistance and mechanical reliability are paramount. The UNC coarse thread pattern combined with Class 2A thread fit provides excellent engagement in metals, plastics, and composite materials, while the serrated locking flange creates permanent vibration resistance without requiring additional lock washers. Engineered for chemical processing equipment, marine hardware, food processing machinery, and outdoor infrastructure, this fully threaded fastener maintains integrity in saltwater, acidic, and high-moisture environments. The external hex drive allows for high-torque installation with standard tools, making it ideal for maintenance operations and production assembly lines where speed and reliability are essential.

Specification Summary & Compliance

This 1/4"-20 x 3/4" hex head screw features UNC coarse threads with Class 2A fit for standard industrial applications. Manufactured from 316 Stainless Steel with fully threaded design and serrated flange for enhanced locking performance. The fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, ensuring environmental safety and regulatory acceptance for industrial and commercial use.