S-92186A650 3/8"-16 x 6 1/2" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 Stainless Steel construction, ideal for marine, chemical, and outdoor industrial applications.
• High tensile strength of 70,000 psi ensures reliable, long-lasting fastening under significant mechanical stress and vibration.
• External hex drive and hex head design provides secure, high-torque installation and removal with standard tools, reducing assembly time.
• Coarse UNC threads and Class 2A thread fit offer faster installation and excellent resistance to loosening in a wide range of materials.
• Partial threading allows for precise clamping force on specific sections, enhancing joint stability in structural assemblies.
• Compliance with ASME B18.2.1 guarantees dimensional accuracy and interchangeability, ensuring consistent performance in regulated projects.
• Rockwell B70 hardness provides excellent wear resistance and durability, maintaining thread integrity through repeated use.

Professional Applications & Engineering Value

This 3/8"-16 UNC Hex Head Screw in 316 Stainless Steel is engineered to solve critical challenges in demanding industrial settings. Its corrosion-resistant properties make it indispensable for applications exposed to moisture, chemicals, and saltwater, such as marine hardware, chemical processing equipment, and wastewater treatment facilities. The coarse thread and Class 2A fit ensure quick, reliable fastening in both soft and hard materials, reducing the risk of cross-threading and assembly errors. With a 6 1/2" length and partial threading, it provides optimal grip length for heavy-duty structural connections, machinery frames, and construction projects where vibration resistance and long-term reliability are paramount. The external hex drive facilitates easy installation in confined spaces, enhancing efficiency for maintenance and production lines.

Specification Summary & Compliance

This screw features a 3/8"-16 UNC thread with Class 2A dimensional tolerance for consistent fit. It is manufactured in compliance with ASME B18.2.1 specifications, ensuring mechanical and dimensional reliability. The product is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, adhering to environmental and safety regulations for industrial use.