S-92240A711 1/2"-13 x 7/8" 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 environments and long-term reliability.
• Exceptional mechanical strength offering 80,000 psi tensile strength and Rockwell B70 hardness for high-stress applications.
• Easy and secure installation with a standard 3/4" external hex head for straightforward torque application.
• Reliable coarse thread engagement using UNC 1/2"-13 threads for faster assembly and reduced cross-threading risk.
• Precision threading with Class 2A fit ensuring consistent, vibration-resistant connections.
• Full threading along the 7/8" length provides maximum grip and uniform load distribution.
• Compliance with major standards including ASME B18.2.1, RoHS 3, and REACH for guaranteed quality and safety.

Professional Applications & Engineering Value

This 1/2"-13 UNC hex head screw is engineered to address critical industrial challenges, such as vibration loosening and material fatigue. The 18-8 stainless steel offers excellent resistance to oxidation and chemical exposure, making it suitable for outdoor, marine, and chemical processing equipment. Its coarse thread spacing and fully threaded design enable rapid installation in a variety of materials, from metal frames to heavy machinery assemblies. The external hex drive and robust head dimensions ensure that high torque can be applied without stripping, enhancing assembly efficiency and joint integrity in demanding industrial applications.

Specification Summary & Compliance

This screw features a 1/2"-13 UNC thread with Class 2A fit for precise, standard-compliant engagement. It is manufactured in accordance with ASME B18.2.1 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for various industrial uses.