S-90696A196 5/16"-18 x 7/16" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction for long-lasting performance in harsh industrial environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness to withstand high-stress applications
• Precise thread engagement with Class 3A fit and UNC coarse threads ensuring reliable fastening and vibration resistance
• Optimized installation efficiency with 1/4" hex drive and standard socket head profile for secure tool engagement and torque transmission
• Full thread coverage along the entire 7/16" length provides maximum grip and load distribution across joined materials
• Regulatory compliance assurance meeting ASME B18.3 specifications and environmental standards including RoHS 3 and REACH
• Right-hand thread design with coarse spacing for quick assembly and disassembly in maintenance operations

Professional Applications & Engineering Value

These 18-8 Stainless Steel Socket Head Cap Screws deliver critical performance advantages for demanding industrial applications where corrosion resistance and mechanical reliability are paramount. The 5/16"-18 UNC coarse threads with Class 3A precision fit prevent cross-threading and ensure consistent clamping force in machinery, automotive assemblies, and structural frameworks. The combination of 70,000 psi tensile strength and Rockwell B70 hardness provides exceptional resistance to shear forces and fatigue, making these fasteners ideal for high-vibration environments. The 1/4" hex drive design allows for high-torque installation in confined spaces, while the fully threaded configuration maximizes surface contact for superior load distribution in critical joints and mounting applications.

Specification Summary & Compliance

Manufactured to exacting ASME B18.3 specifications with Class 3A thread fit for precision dimensional accuracy. Features 5/16"-18 UNC coarse threads with right-hand orientation and full threading along the 7/16" length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors. The inch system measurement provides standardized compatibility with North American equipment and tooling requirements.