S-92311A380 1/2"-13 x 2 3/4" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ensuring long-term reliability in harsh industrial environments
• Exceptional holding power from the cup point design that bites into shafts for secure, vibration-resistant fastening
• Precise Class 3A thread fit for tighter tolerances and reliable engagement in demanding applications
• High-strength performance with Rockwell B80 hardness, providing excellent durability under heavy loads
• Easy installation and removal using the 1/4" hex drive, allowing for efficient maintenance with standard tools
• Right-hand coarse threading (1/2"-13 UNC) for quick assembly and strong holding in various materials
• Compliance with ASME B18.3 standards, ensuring consistent quality and interchangeability in professional settings

Professional Applications & Engineering Value

This 1/2"-13 UNC set screw is engineered to solve critical fastening challenges in industrial machinery, automotive assemblies, and precision equipment. The 18-8 Stainless Steel material provides excellent resistance to rust and chemical exposure, making it ideal for outdoor or high-moisture environments. The hex headless design allows for flush mounting in confined spaces, while the cup point creates deep indentation in shafts and collars to prevent slippage under vibration. With coarse thread spacing and Class 3A thread fit, it ensures rapid installation and secure positioning in high-stress applications, reducing maintenance downtime and improving operational safety.

Specification Summary & Compliance

This set screw features a 1/2"-13 UNC thread with Class 3A precision fit and coarse thread spacing for reliable performance. It is manufactured in compliance with ASME B18.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safety and regulatory adherence for global industrial use.