S-92185A308 1/4"-20 x 2 5/8" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction with passivated finish
• Exceptional thread reliability with Class 3A fit ensuring precise, vibration-resistant connections in demanding applications
• High mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for heavy-duty performance
• Secure hex drive installation using standard 3/16" tools, providing excellent torque transmission and slip resistance
• Optimized thread engagement with 1/4"-20 UNC coarse threads enabling faster assembly and reduced cross-threading risk
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications
• Versatile partial threading design allowing both threaded and unthreaded sections for flexible mounting solutions

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these 316 stainless steel socket head cap screws deliver exceptional performance where corrosion resistance and mechanical reliability are critical. The passivated finish significantly enhances surface durability while maintaining the material's inherent resistance to chemicals, saltwater, and extreme temperatures. Featuring 1/4"-20 UNC coarse threads with Class 3A precision fit, these fasteners provide superior vibration resistance and consistent clamping force in machinery, marine equipment, chemical processing systems, and outdoor infrastructure. The combination of 70,000 psi tensile strength and Rockwell B70 hardness ensures long-term structural integrity under sustained loads, making them ideal for applications requiring reliable fastening in corrosive or high-stress conditions.

Specification Summary & Compliance

This socket head cap screw features inch system dimensions with 1/4"-20 UNC coarse threads meeting Class 3A thread fit standards for precision applications. The fastener maintains 2 5/8" overall length with 1" minimum thread length in partially threaded configuration. Manufacturing compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability for industrial procurement requirements.