S-97646A254 3/8"-16 x 1/2" 18-8 Stainless Steel Serrated-Flange Hex Head Screws

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 Stainless Steel construction ensures long-term durability in harsh environments, reducing maintenance costs and extending service life.
• High 100,000 psi tensile strength provides reliable load-bearing capacity for heavy-duty industrial applications, preventing fastener failure under stress.
• Serrations on the flange deliver superior vibration resistance and locking security, maintaining joint integrity in dynamic operating conditions.
• Class 2A thread fit with UNC coarse threading enables quick, easy assembly and disassembly while maintaining consistent engagement and reducing cross-threading risks.
• External hex drive design allows for high-torque installation with standard tools, speeding up assembly processes and improving workplace efficiency.
• RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence, making these screws suitable for global supply chains and sensitive applications.
• Fully threaded shank ensures maximum grip length and uniform stress distribution, enhancing connection stability across various material thicknesses.

Professional Applications & Engineering Value

Engineered for demanding industrial environments, this 3/8"-16 UNC hex head screw combines 18-8 Stainless Steel with a flanged design and serrated locking to address common assembly challenges. The corrosion-resistant material withstands exposure to moisture, chemicals, and outdoor elements, making it ideal for machinery, construction, and marine applications. The coarse UNC thread spacing facilitates faster installation in soft metals or plastics, while the external hex drive supports high torque applications without stripping. With its 100,000 psi tensile strength and Rockwell B100 hardness, this fastener maintains structural integrity under vibration and heavy loads, reducing downtime and replacement frequency in industrial hex bolt systems.

Specification Summary & Compliance

This hex head screw features precision Class 2A thread fit with UNC 3/8"-16 coarse threads and right-hand direction, ensuring standardized compatibility. Manufacturing adheres to inch system measurements with a 1/2" length and 13/16" flange diameter. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and material restrictions are met for industrial use.