S-92240A880 7/8"-9 x 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 heavy loads.
• Efficient installation and removal thanks to the external hex drive and coarse UNC thread spacing, reducing assembly time.
• Precise thread fit with Class 2A tolerance ensuring consistent engagement and vibration resistance in demanding applications.
• Full threading along the 2-inch length provides maximum grip and load distribution across the entire fastener.
• Compliance with major industry standards including ASME B18.2.1, ensuring dimensional accuracy and interchangeability.
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements.

Professional Applications & Engineering Value

This 7/8"-9 UNC hex head screw is engineered to address critical challenges in heavy-duty industrial applications, such as construction machinery, structural steel connections, and large-scale equipment assembly. The 18-8 Stainless Steel material provides excellent corrosion resistance, reducing maintenance costs and extending service life in humid or chemically aggressive environments. Its coarse thread spacing and Class 2A thread fit ensure quick, secure fastening even in high-vibration settings, preventing loosening over time. With an 80,000 psi tensile strength and fully threaded design, it delivers uniform stress distribution and reliable clamping force, making it a trusted choice for engineers and procurement specialists seeking durable, ASME B18.2.1 compliant fasteners for demanding projects.

Specification Summary & Compliance

This hex head screw features a 7/8"-9 UNC coarse thread with Class 2A thread fit for precise dimensional tolerance, ensuring compatibility with standard nuts and tapped holes. 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, confirming its adherence to environmental and safety standards for industrial use.