S-92313A710 1/2"-13 x 3/4" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh chemical and marine environments
• Maximum holding power ensured by Class 3A thread fit and UNC coarse threading for reliable, vibration-resistant fastening
• Easy installation and removal with 1/4" hex drive design, allowing high torque application without head interference
• Enhanced durability from Rockwell B80 hardness, providing excellent resistance to wear and deformation
• Secure point contact with cup tip design for positive seating and minimal surface damage to components
• Space-saving headless configuration perfect for applications with limited clearance where protruding fasteners aren't feasible
• Industry compliance meeting ASME B18.3 specifications for dimensional accuracy and performance reliability

Professional Applications & Engineering Value

This 316 stainless steel set screw delivers exceptional performance in demanding industrial settings where corrosion resistance and mechanical reliability are paramount. The combination of UNC coarse threading and Class 3A thread fit provides superior resistance to vibration loosening, making it ideal for machinery, equipment manufacturing, and assembly lines where constant motion threatens fastener integrity. The headless design with hex drive enables installation in confined spaces while maintaining high torque capability. With its cup tip configuration, this fastener creates secure point contact that minimizes damage to shaft surfaces while preventing rotational slippage. These engineering features make this set screw particularly valuable for pulley systems, gear assemblies, and coupling applications in chemical processing, marine equipment, and food processing machinery where exposure to corrosive elements is common.

Specification Summary & Compliance

This set screw features precise 1/2"-13 UNC coarse threading with Class 3A thread fit for tight tolerances and reliable engagement. Manufacturing complies with ASME B18.3 specifications ensuring dimensional accuracy and performance standards. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting the latest environmental regulations for hazardous substance restrictions. With a Rockwell B80 hardness rating and right-hand thread direction, this fastener delivers consistent mechanical properties across production batches for engineering applications requiring predictable performance.