S-92198A597 1 1/8"-7 x 16" 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 long-term reliability.
• High tensile strength of 80,000 psi ensures secure fastening under heavy loads, reducing the risk of failure.
• Rockwell B70 hardness provides superior durability and resistance to wear in demanding industrial applications.
• Coarse UNC threads with Class 2A fit offer quick assembly and reliable engagement, minimizing cross-threading risks.
• Partial threading design allows for precise clamping force control and vibration resistance in structural connections.
• External hex drive and large head facilitate easy installation and removal with standard tools, saving time on the job site.
• Compliance with ASME B18.2.1, RoHS 3, and REACH ensures adherence to industry standards and environmental safety regulations.

Professional Applications & Engineering Value

This 1 1/8"-7 UNC hex head screw is engineered to address critical challenges in heavy-duty industrial settings, such as structural steelwork, machinery assembly, and infrastructure projects. The 18-8 stainless steel material delivers excellent corrosion resistance, reducing maintenance costs in humid or chemical-exposed environments. With a coarse thread and Class 2A fit, it ensures rapid installation and secure fastening, even in high-vibration applications. The partial threading design allows for optimal load distribution, preventing joint loosening and enhancing safety. Ideal for use with external hex drive tools, it streamlines assembly processes in construction, manufacturing, and marine industries, providing reliable performance where strength and durability are paramount.

Specification Summary & Compliance

This screw features precise inch system dimensions, including a 1 1/8"-7 UNC coarse thread with Class 2A thread fit for consistent accuracy. It is manufactured in compliance with ASME B18.2.1 standards, ensuring reliable performance in mechanical applications. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental compliance for global industrial use.