S-92240A882 7/8"-9 x 2 1/2" 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 and outdoor applications.
• Exceptional mechanical strength offering 80,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high stress.
• Quick and secure installation thanks to the coarse UNC thread and external hex drive, reducing assembly time and tool slippage.
• Precise thread engagement with Class 2A fit, ensuring consistent, vibration-resistant connections in demanding applications.
• Full-threaded design provides maximum grip length and load distribution across the entire fastener.
• Compliance with major standards including ASME B18.2.1, RoHS 3, and REACH, guaranteeing quality and environmental safety.
• Heavy-duty sizing at 7/8"-9 thread and 2 1/2" length, suitable for large-scale structural and machinery assemblies.

Professional Applications & Engineering Value

This 7/8"-9 UNC hex head screw is engineered to address critical challenges in heavy-duty industrial applications. Made from 18-8 Stainless Steel, it provides excellent corrosion resistance, reducing maintenance costs and downtime in environments exposed to moisture, chemicals, or extreme weather. The coarse thread and external hex drive enable rapid installation and high torque application, minimizing assembly errors in structural steel, machinery, and construction projects. With a fully threaded design and Class 2A thread fit, it ensures uniform stress distribution and reliable clamping force, preventing loosening under vibration. Ideal for use in manufacturing, infrastructure, and heavy equipment, this screw delivers durability and compliance with ASME B18.2.1 and environmental standards like RoHS 3 and REACH, supporting long-term operational safety and efficiency.

Specification Summary & Compliance

This product features precise Class 2A thread fit and UNC coarse threading with a 7/8"-9 size and 2 1/2" length. It adheres to ASME B18.2.1 manufacturing standards, ensuring dimensional accuracy and performance reliability. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in various industrial and international markets.