S-92311A725 1/2"-20 x 3/8" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 18-8 stainless steel material, ideal for harsh industrial environments.
• Superior holding power and vibration resistance ensured by the Class 3A thread fit for precise, secure fastening.
• Easy installation and high torque capability provided by the 1/4" hex drive, allowing for efficient assembly.
• Enhanced grip and minimal surface damage due to the cup tip design, protecting your components.
• Reliable long-term performance backed by Rockwell B80 hardness for excellent wear and deformation resistance.
• Broad compatibility and interchangeability with 1/2"-20 UNF fine thread systems, simplifying sourcing and replacement.
• Safe for regulated applications with compliance to RoHS 3 and REACH environmental standards.

Professional Applications & Engineering Value

This 18-8 stainless steel set screw is engineered to address critical challenges in industrial applications where reliability and precision are paramount. Its headless design and 1/4" hex drive facilitate compact installations in confined spaces, while the Class 3A thread fit and UNF fine thread provide a tight, secure connection that resists loosening under vibration and dynamic loads. The cup tip concentrates force for superior clamping without damaging shafts or components, making it ideal for machinery, automotive, and precision equipment. Manufactured to ASME B18.3 specifications, it ensures consistent quality and performance, reducing maintenance needs and downtime in demanding environments.

Specification Summary & Compliance

This set screw features a 1/2"-20 UNF fine thread with a Class 3A fit for high precision and strength. It adheres to ASME B18.3 manufacturing standards and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and reliability for industrial use.