S-92198A524 5/8"-11 x 12 1/2" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and reducing maintenance costs.
• High tensile strength of 80,000 psi ensures reliable performance under heavy loads and prevents fastener failure.
• Rockwell B70 hardness provides superior durability and resistance to wear, extending the screw's service life.
• External hex drive and hex head design allows for easy installation and high torque application with standard tools.
• Coarse UNC thread and Class 2A fit enable quick assembly and reliable holding power in a wide range of materials.
• Partial threading offers unthreaded shank strength where needed, optimizing clamp load and joint integrity.
• Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees quality, safety, and environmental standards for global industrial use.

Professional Applications & Engineering Value

This 5/8"-11 UNC Hex Head Screw is engineered to solve critical challenges in heavy-duty industrial applications. Its 18-8 Stainless Steel material provides excellent corrosion resistance, making it suitable for outdoor, marine, or chemical-exposed environments where rust compromises integrity. The coarse thread and Class 2A thread fit ensure fast, secure fastening in structural steel, machinery, and construction projects, reducing assembly time and vibration loosening risks. With an external hex drive and high tensile strength, it delivers reliable performance in load-bearing joints, bridges, and equipment frames, ensuring long-term stability and reducing downtime for maintenance.

Specification Summary & Compliance

This screw features a 5/8"-11 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy. It is manufactured in accordance with ASME B18.2.1 specifications and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards.