S-94105A369 5/16"-24 x 1/4" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide finish, extending service life in harsh industrial environments.
• Exceptional thread precision with Class 3A fit for reliable, vibration-resistant fastening in critical assemblies.
• High-strength durability from alloy steel and Rockwell C45 hardness, preventing deformation under heavy loads.
• Secure, flush installation thanks to the headless hex drive design, ideal for confined spaces.
• Easy installation and removal with 5/32" hex drive, reducing assembly time and tool wear.
• Fine thread engagement for improved clamping force and reduced loosening in dynamic applications.
• Compliance with industry standards including ASME B18.3, ensuring consistent quality and safety.

Professional Applications & Engineering Value

This black-oxide alloy steel set screw is engineered to address common industrial challenges such as component slippage and corrosion-induced failure. Its Class 3A UNF fine threads provide superior holding power in precision machinery, automotive systems, and aerospace assemblies, where vibration resistance is critical. The headless hex drive allows for seamless integration into tight spaces, while the flat tip ensures minimal surface damage. Combined with Rockwell C45 hardness, it delivers long-term reliability in high-stress environments, reducing maintenance downtime and replacement costs.

Specification Summary & Compliance

This set screw features a 5/16"-24 UNF fine thread with Class 3A tolerance for precise fit. It meets ASME B18.3 specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe and sustainable use in global supply chains.