S-91943A612 3/8"-16 x 1" Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating that protects against rust in demanding industrial environments
• Exceptional holding power thanks to Rockwell C39 hardness providing reliable performance under vibration and load
• Permanent swivel tip design ensures consistent contact pressure and prevents damage to mating surfaces
• Precise thread engagement with Class 2A fit guarantees secure fastening and easy installation
• Optimized for confined spaces with headless hex drive design allowing installation in tight areas
• Wide angular adjustment capability with 9° maximum swivel angle for versatile positioning applications
• Environmental compliance assurance meeting RoHS 3 and REACH standards for global manufacturing requirements

Professional Applications & Engineering Value

This 3/8"-16 UNC set screw delivers exceptional engineering value for industrial applications where vibration resistance and precision positioning are critical. The black-oxide alloy steel construction provides superior corrosion protection while maintaining the mechanical strength needed for heavy-duty applications. The permanent swivel tip design with 9° maximum swivel angle ensures optimal surface contact, preventing component slippage and damage in machinery, automotive assemblies, and precision equipment. The headless hex drive configuration allows installation in space-constrained applications where traditional fastener heads would interfere. With coarse thread spacing and Class 2A thread fit, this set screw offers reliable performance in high-vibration environments while maintaining ease of installation and removal.

Specification Summary & Compliance

This set screw features precise 3/8"-16 UNC coarse threads with Class 2A thread fit tolerance for secure fastening applications. Manufactured from alloy steel with Rockwell C39 hardness rating, it delivers consistent mechanical performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for global industrial applications. The inch system measurement and right-hand thread direction follow industry-standard specifications for compatibility with existing equipment and tooling.