S-92158A381 10-32 x 1/2" 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 for precise, vibration-resistant fastening in critical assemblies
• Enhanced durability from Rockwell B80 hardness, providing excellent resistance to wear and deformation under load
• Secure installation with hex drive design allowing high torque application without head protrusion in confined spaces
• Precision alignment through 10-32 UNF fine threads that create more contact points for superior grip strength
• Reliable performance meeting ASME B18.3 specifications for dimensional accuracy and consistent quality
• Environmental compliance with RoHS 3 and REACH regulations, ensuring safe use in regulated industries

Professional Applications & Engineering Value

This 316 stainless steel set screw delivers exceptional engineering value in demanding applications where corrosion resistance and precise positioning are critical. The headless hex drive design enables flush mounting in machinery, automotive components, and precision instruments while maintaining high torque capability. The 10-32 UNF Class 3A fine threads provide superior resistance to vibrational loosening in dynamic environments, making them ideal for industrial equipment, marine hardware, and chemical processing systems. With Rockwell B80 hardness, these set screws maintain their structural integrity under repeated stress cycles, while the flat tip ensures secure contact without damaging shaft surfaces. The combination of ASME B18.3 compliance and premium stainless steel material creates a reliable fastening solution for OEMs and maintenance professionals requiring long-term performance in corrosive conditions.

Specification Summary & Compliance

This precision set screw features 10-32 UNF Class 3A fine threads with exacting dimensional tolerances as specified by ASME B18.3 standards. The manufacturing process ensures consistent thread diameter of 0.19" and 1/2" length with 3/32" hex drive compatibility. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, containing no restricted substances. The right-hand thread direction and flat tip configuration provide standardized installation across industrial applications.