S-94105A740 5/8"-11 x 5/8" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide Alloy Steel construction, extending service life in harsh industrial environments
• Exceptional holding power from Class 3A thread fit precision, preventing loosening under vibration and heavy loads
• Optimized installation efficiency with UNC coarse threads and 5/16" hex drive for quick assembly in tight spaces
• Enhanced durability backed by Rockwell C45 hardness, maintaining structural integrity under repeated stress
• Reliable headless design providing flush mounting for applications where protruding fasteners aren't feasible
• Industry-standard compliance meeting ASME B18.3 and ASTM F912 specifications for guaranteed performance
• Environmental responsibility through RoHS 3 and REACH compliance, ensuring safe use across global markets

Professional Applications & Engineering Value

This Black-Oxide Alloy Steel set screw delivers critical engineering solutions for industrial applications requiring maximum reliability and vibration resistance. The combination of UNC coarse threads with Class 3A precision fit addresses common challenges of component slippage and loosening in heavy machinery, power transmission systems, and precision equipment. The headless design with hex drive installation enables flush mounting in confined spaces where traditional fasteners can't be used. The Black-Oxide surface treatment provides an additional layer of protection against corrosion in demanding environments, while the Rockwell C45 hardness ensures the screw maintains its clamping force under continuous operational stress. These features make it ideal for securing collars, gears, and pulleys in manufacturing, automotive, and industrial maintenance applications.

Specification Summary & Compliance

This set screw features 5/8"-11 UNC coarse threads with Class 3A thread fit for precision engagement and superior holding capability. Manufacturing complies with ASME B18.3 and ASTM F912 specifications, ensuring dimensional accuracy and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial applications requiring strict material restrictions.