S-92845A655 3/8"-16 x 3/4" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
• Exceptional holding power provided by the extended tip design, ensuring secure fastening and reduced loosening under vibration.
• Precise and reliable thread engagement with Class 3A fit UNC coarse threads, offering excellent dimensional accuracy for consistent performance.
• High mechanical strength and durability from Rockwell B80 hardness, resisting wear and deformation in demanding applications.
• Easy installation and removal using the 3/16" hex drive, allowing for efficient assembly and maintenance with standard tools.
• Compliance with industry standards including ASME B18.3, ensuring quality, interchangeability, and safety in professional use.
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements for hazardous substances.

Professional Applications & Engineering Value

This 3/8"-16 UNC hex headless set screw is engineered to address critical challenges in industrial settings, such as component slippage and corrosion-induced failure. The 18-8 Stainless Steel material provides excellent resistance to rust and chemicals, making it suitable for applications in machinery, automotive assemblies, and outdoor equipment where exposure to moisture is common. The extended tip enhances grip on shafts or collars, preventing rotational movement and maintaining alignment under dynamic loads. With a Class 3A thread fit and coarse UNC threads, it ensures quick assembly and reliable torque transmission, reducing installation time and minimizing the risk of strip-out. Ideal for securing gears, pulleys, and other rotating parts, this set screw delivers consistent performance in high-stress environments, backed by ASME B18.3 standards for precision and reliability.

Specification Summary & Compliance

This set screw features a 3/8"-16 UNC thread with a Class 3A fit for precise dimensional tolerance, ensuring tight thread engagement and reduced backlash. The extended tip has a diameter of 0.25" with tight tolerances (-0.009" to 0") for accurate positioning. It complies with ASME B18.3 manufacturing specifications, guaranteeing uniformity and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to environmental and safety standards for hazardous substance restrictions.