S-92196A772 1/2"-20 x 2 1/4" 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, ideal for harsh industrial environments and outdoor applications.
• High tensile strength of 70,000 PSI ensures reliable performance under heavy loads and vibration, reducing the risk of fastener failure.
• Precise Class 3A thread fit provides excellent engagement and clamping force, minimizing loosening in critical assemblies.
• 3/8" hex drive socket head allows for high-torque installation and removal with standard tools, speeding up assembly and maintenance.
• Fine UNF thread (1/2"-20) offers superior holding power and vibration resistance compared to coarse threads in precision equipment.
• Partially threaded design enables accurate positioning and secure fastening where full thread engagement isn't required.
• Compliance with ASME B18.3, RoHS, and REACH guarantees dimensional accuracy, material quality, and environmental safety for global supply chains.

Professional Applications & Engineering Value

This Socket Head Cap Screw in 18-8 Stainless Steel is engineered to address demanding industrial challenges where corrosion resistance, high tensile strength, and precise fit are critical. The Class 3A thread fit and fine UNF threads ensure tight tolerances and vibration resistance in machinery, automotive, and aerospace assemblies. The 3/8" hex drive facilitates easy installation in confined spaces, while the partially threaded shank allows for optimal clamp load distribution. Ideal for heavy-duty fastening in equipment subjected to stress and environmental exposure, this screw minimizes maintenance needs and extends service life, supporting efficient production and reliability in precision engineering applications.

Specification Summary & Compliance

This product features a 1/2"-20 UNF fine thread with Class 3A fit for high precision, a 3/8" hex drive, and dimensions including a length of 2 1/4" and minimum thread length of 1 1/2". It meets ASME B18.3 specifications for dimensional standards and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and quality for industrial use.