S-92186A720 1/2"-13 x 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
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
• Coarse UNC thread and Class 2A fit provide faster assembly and secure fastening in a wide range of materials
• Partially threaded shank design offers improved clamping force and resistance to loosening
• External hex drive and standard head size allow for easy installation with common tools and high torque application
• Full compliance with ASME B18.2.1 guarantees dimensional consistency and interchangeability
• RoHS 3 and REACH compliance ensures environmental safety and meets global regulatory standards

Professional Applications & Engineering Value

This 1/2"-13 UNC Hex Head Screw is engineered to solve critical challenges in demanding industrial settings. The 316 Stainless Steel material provides exceptional resistance to corrosion from chemicals, saltwater, and extreme weather, making it ideal for marine, chemical processing, and outdoor infrastructure. The coarse thread and Class 2A thread fit ensure quick, reliable engagement in both soft and hard materials, reducing installation time and preventing cross-threading. With a 70,000 psi tensile strength and Rockwell B70 hardness, this partially threaded fastener maintains clamp load under high vibration and dynamic stresses, preventing joint failure in machinery, structural frames, and heavy equipment. Its external hex drive offers a familiar and robust interface for high-torque applications, ensuring dependable performance where safety and durability are paramount.

Specification Summary & Compliance

This hex head screw features a 1/2"-13 UNC coarse thread with a Class 2A thread fit for standard tolerance and interchangeability. The minimum thread length is 1 1/4" on a 2" overall length, with a partially threaded design. It is manufactured to meet ASME B18.2.1 specifications for dimensional accuracy and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for use in regulated industries.