S-92198A516 7/16"-14 x 8" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and long-term outdoor use.
• Exceptional mechanical strength offering 80,000 psi tensile strength and Rockwell B70 hardness for demanding, high-stress applications.
• Reliable and fast assembly with UNC coarse threading and Class 2A thread fit, ensuring easy starting and consistent engagement.
• Optimized for high-torque applications featuring a 5/8" external hex head for secure tool grip and efficient installation.
• Versatile partial threading with a 1 3/8" minimum thread length, providing a strong grip where needed while allowing for unthreaded shank benefits.
• Guaranteed dimensional consistency and interchangeability, manufactured to meet precise ASME B18.2.1 specifications.
• Compliant for global use, adhering to RoHS 3 and REACH environmental regulations for safe and responsible manufacturing.

Professional Applications & Engineering Value

This 8-inch hex head screw is engineered to solve critical challenges in heavy-duty industrial applications. The 18-8 Stainless Steel material provides excellent resistance to rust and corrosion, making it suitable for construction, marine, and chemical processing environments where exposure to moisture and corrosive agents is a concern. The combination of UNC coarse threading and a Class 2A thread fit ensures rapid assembly and reduces the risk of cross-threading, which is vital for maintaining production efficiency. The partially threaded design allows the unthreaded shank to act as a precise dowel, resisting shear forces and improving joint integrity in structural frameworks and machinery assembly. Its external hex drive and substantial head size enable high torque application, securing large components reliably without stripping. This screw delivers dependable performance where high tensile strength and durability are non-negotiable.

Specification Summary & Compliance

This product features a 7/16"-14 UNC thread with a Class 2A thread fit, ensuring standard-compliant dimensional accuracy and interchangeability. It is manufactured in accordance with the ASME B18.2.1 standard, guaranteeing consistent quality and performance. The screw is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming it meets stringent environmental and safety regulations for hazardous substances.