S-92505A619 3/8"-16 x 1/2" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black oxide coating for extended service life in demanding industrial environments
• Exceptional holding power through extended tip design that creates deeper engagement and prevents component slippage
• Precise Class 3A thread fit ensures tight tolerances and reliable performance in critical applications
• High-strength alloy steel construction with Rockwell C45 hardness provides excellent durability and wear resistance
• Easy installation and removal with hex drive design that accommodates standard tools and prevents stripping
• Reliable coarse UNC threading offers quick assembly and superior resistance to vibration loosening
• Headless design allows for flush mounting in space-constrained applications

Professional Applications & Engineering Value

This black oxide alloy steel set screw delivers exceptional engineering value in demanding industrial applications where vibration resistance and permanent positioning are critical. The extended tip design creates deeper penetration into the mating material, significantly enhancing grip strength and preventing component movement in machinery, automotive assemblies, and precision equipment. The Class 3A UNC coarse thread configuration ensures rapid installation while maintaining superior resistance to vibrational loosening, making it ideal for high-stress environments. Combined with Rockwell C45 hardness, this hex drive set screw provides reliable performance in pulley systems, gear assemblies, and coupling applications where repeated adjustments and heavy loads are common. The corrosion-resistant black oxide finish further extends service life in various operating conditions.

Specification Summary & Compliance

This set screw features precision 3/8"-16 UNC Class 3A threads with coarse spacing and right-hand orientation, ensuring exact dimensional accuracy. The extended tip maintains tight tolerances with tip diameter of 0.25" (-0.009" to 0 tolerance) and tip length of 0.099" (-0.005" to 0 tolerance). Manufactured to ASME B18.3 specifications and backed by comprehensive compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and regulatory adherence for industrial applications worldwide.