S-94495A237 10-32 x 3/8" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with nylon patch thread locker ensures secure fastening in high-stress applications, preventing loosening under dynamic loads.
• Superior corrosion protection from the black-oxide finish on alloy steel, extending service life in demanding industrial environments.
• Precise thread engagement with 10-32 UNF Class 3A fine threads for reliable, tight fits and reduced risk of cross-threading.
• High mechanical strength and durability provided by Rockwell C45 hardness, suitable for heavy-duty assemblies.
• Easy installation in confined spaces due to the headless hex drive design, allowing flush mounting with standard 3/32" hex tools.
• Wide temperature tolerance from -50° to 250° F, maintaining locking performance in varied operating conditions.
• Regulatory compliance assurance with ASME B18.3, ASTM F912, RoHS 3, and REACH standards, ensuring safety and environmental responsibility.

Professional Applications & Engineering Value

This black-oxide alloy steel set screw is engineered to address critical challenges in precision machinery, automotive, and aerospace assemblies where vibration and thermal cycling are common. The 10-32 UNF Class 3A fine threads deliver exceptional clamping force and alignment accuracy, minimizing component slippage. Combined with the nylon patch thread locker, it effectively counters loosening in high-vibration environments, reducing maintenance needs. The headless hex drive design allows seamless integration into tight spaces, while the Rockwell C45 hardness ensures long-term reliability under mechanical stress. Ideal for securing gears, pulleys, and couplings, this fastener enhances assembly integrity and operational safety in demanding industrial settings.

Specification Summary & Compliance

This set screw adheres to Class 3A thread fit for precise dimensional tolerance per UNF standards, ensuring consistent performance. Manufacturing complies with ASME B18.3 and ASTM F912 specifications, guaranteeing quality and interoperability. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for industrial use.