S-92198A526 5/8"-11 x 15" 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 industrial environments.
• High tensile strength of 80,000 psi ensures reliable performance in demanding heavy-duty applications.
• Rockwell B70 hardness provides excellent durability and resistance to wear and deformation.
• Coarse UNC thread and Class 2A fit offer quick assembly and secure fastening with standard nuts.
• Partially threaded design allows for precise clamping force control on long 15" connections.
• External hex drive and hex head enable easy installation with common wrenches, reducing assembly time.
• Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees quality, safety, and environmental standards.

Professional Applications & Engineering Value

This 5/8"-11 UNC hex head screw is engineered to address critical challenges in structural and machinery applications where corrosion resistance and high tensile strength are paramount. The 18-8 Stainless Steel material prevents rust in outdoor or chemically exposed settings, while the coarse thread and Class 2A thread fit ensure consistent engagement and vibration resistance. Its partially threaded 15-inch length is ideal for securing large components, such as in construction frames or industrial equipment, minimizing the risk of loosening under dynamic loads. The external hex drive simplifies maintenance and installation, making it a reliable choice for heavy-duty screws in manufacturing, infrastructure, and marine projects.

Specification Summary & Compliance

This screw features a 5/8"-11 UNC coarse thread with Class 2A thread fit for standard dimensional accuracy, and it is manufactured in accordance with ASME B18.2.1 specifications. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial use.