S-92311A270 3-56 x 3/8" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments
• Maximum holding power with Class 3A thread fit ensuring precise, vibration-resistant fastening
• Enhanced torque transmission through hex headless design with 0.050" drive for secure installation
• Exceptional surface grip with cup point tip that bites into materials without slipping
• Reliable mechanical strength backed by Rockwell B80 hardness for long-term performance
• Industry-standard compatibility with UNF fine threads (3-56) for seamless integration
• Full regulatory compliance meeting ASME B18.3 specifications and environmental standards

Professional Applications & Engineering Value

This 3-56 UNF set screw delivers critical engineering solutions for precision assembly applications where space constraints and vibration resistance are paramount. The 18-8 Stainless Steel construction provides excellent corrosion resistance in demanding environments, while the hex headless design with 0.050" drive enables installation in confined spaces without compromising torque application. The cup point tip creates permanent seating marks for superior anti-rotation performance in machinery, automotive components, and precision instruments. With Class 3A thread fit and UNF fine threads, this fastener maintains clamping force under dynamic loads, making it ideal for permanent positioning applications requiring reliable, vibration-proof fastening.

Specification Summary & Compliance

This precision set screw features 3-56 UNF fine threads with Class 3A thread fit for superior dimensional accuracy. Manufactured to ASME B18.3 specifications, the fastener ensures consistent performance across industrial applications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest industry standards for hazardous substance restrictions and chemical safety.