S-92240A245 1/2"-20 x 1/2" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance thanks to 18-8 Stainless Steel construction, ideal for harsh environments.
• Superior tensile strength of 80,000 psi ensures reliable performance under high-stress conditions.
• Fine UNF thread with Class 2A fit provides precise, vibration-resistant connections.
• Fully threaded design maximizes grip and holding power across the entire length.
• Hardness of Rockwell B70 offers excellent durability and resistance to wear.
• External hex drive and hex head allow for easy installation and high torque application with standard tools.
• Compliance with major industry standards including ASME B18.2.1, ensuring consistent quality and reliability.

Professional Applications & Engineering Value

This 1/2"-20 UNF hex head screw is engineered to solve critical challenges in industrial assembly, where corrosion resistance and high tensile strength are paramount. Made from 18-8 Stainless Steel, it withstands corrosive environments, reducing maintenance and replacement costs. The fine thread and Class 2A thread fit provide superior clamping force and vibration resistance, essential for machinery, automotive, and structural applications. Its fully threaded design ensures even load distribution, enhancing joint integrity. With an external hex drive, installation is quick and secure, making it a reliable choice for heavy-duty fastening in demanding sectors.

Specification Summary & Compliance

This screw features a 1/2"-20 UNF thread with Class 2A tolerance for precise fit, a length of 1/2", and is fully threaded. It complies with ASME B18.2.1 standards for dimensional accuracy and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety compliance for industrial use.