S-94105A419 5/8"-11 x 1 3/4" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Maximum holding power through Class 3A thread fit precision for secure, vibration-resistant fastening in demanding applications
• Superior corrosion resistance with black-oxide coating on alloy steel, extending service life in harsh industrial environments
• High-strength performance backed by Rockwell C45 hardness, ensuring reliable torque transmission and resistance to deformation
• Easy installation and removal with 5/16" hex drive design, allowing efficient assembly using standard tools
• Secure component positioning via flat tip design that minimizes surface damage while providing consistent clamping force
• Wide compatibility with coarse 5/8"-11 UNC threads, enabling quick engagement and reliable performance in general-purpose assemblies
• Regulatory compliance assurance meeting ASME B18.3 specifications and environmental standards including RoHS 3 and REACH

Professional Applications & Engineering Value

This black-oxide alloy steel set screw delivers exceptional engineering value for industrial applications requiring precise component positioning and reliable torque transmission. The Class 3A thread fit provides superior engagement with mating parts, eliminating play and preventing loosening under vibration - a critical advantage in machinery, automotive, and heavy equipment assemblies. The headless design with hex drive enables flush mounting in confined spaces while maintaining high torque capability. The coarse UNC thread facilitates quick installation and disassembly, reducing assembly time in production environments. Combined with the Rockwell C45 hardness and corrosion-resistant black-oxide finish, this set screw addresses common challenges of component slippage, corrosion-induced failure, and maintenance accessibility in demanding industrial settings.

Specification Summary & Compliance

This 5/8"-11 UNC set screw features precise Class 3A thread fit tolerances ensuring optimal engagement with Class 2B internal threads. Manufactured to ASME B18.3 specifications with right-hand coarse threads and 1 3/4" length. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest substance restriction requirements for industrial applications worldwide.