S-94087A135 3/8"-16 x 1 1/4" ASME B18.6.2 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh marine and chemical environments
• Enhanced installation security through square head design that prevents slipping during high-torque applications
• Reliable thread engagement with Class 2A UNC coarse threads ensuring consistent performance in vibration-prone settings
• Optimized surface contact thanks to cup tip design that provides superior grip on shaft components
• Exceptional mechanical strength with Rockwell B80 hardness for long-term durability under heavy loads
• Industry-standard compliance meeting ASME B18.6.2 specifications for guaranteed dimensional accuracy
• Environmental responsibility through RoHS 3 and REACH compliance for sustainable manufacturing

Professional Applications & Engineering Value

This 3/8"-16 UNC set screw delivers exceptional engineering value in demanding industrial applications where corrosion resistance and mechanical reliability are paramount. The 316 Stainless Steel composition provides superior protection against chemical exposure and saltwater environments, making it ideal for marine equipment, chemical processing plants, and offshore installations. The square head design with external drive ensures secure tool engagement during high-torque installation, preventing stripping and maintaining consistent clamping force. Combined with Class 2A thread fit and coarse UNC threading, this set screw maintains reliable positioning in vibrating machinery, pulley systems, and rotating assemblies where loosening could cause equipment failure. The cup tip configuration creates concentrated pressure points for superior shaft retention in coupling and gear applications.

Specification Summary & Compliance

This high-performance fastener features precise Class 2A thread fit with 3/8"-16 UNC coarse threads and right-hand thread direction, manufactured to exacting ASME B18.6.2 standards for dimensional accuracy. The set screw maintains full compliance with RoHS 3 (2015/863/EU) regulations and REACH (EC 1907/2006) environmental standards, ensuring responsible manufacturing practices. With a length of 1 1/4 inches and mechanical properties including Rockwell B80 hardness, this component meets rigorous industrial requirements for reliable fastening performance.