S-91416A210 5/16"-18 x 1/2" ASME B18.6.2 Set Screws
Set Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional holding power with Rockwell C45 hardness alloy steel, resisting loosening under heavy loads and vibration.
- Superior grip and minimal surface damage from the cup point design, ideal for precise positioning on shafts and collars.
- Reliable and fast installation using the external square drive and square head, providing high torque transfer and reducing tool slippage.
- Wide compatibility and easy assembly with 5/16"-18 UNC coarse threads and Class 2A fit, ensuring consistent performance in various industrial applications.
- Long-term durability and corrosion resistance in demanding environments, backed by high-strength alloy steel construction.
- Compliance with global standards including ASME B18.6.2, RoHS 3, and REACH, ensuring safety and regulatory adherence for international projects.
- Optimized for heavy-duty use with a 1/2" length, providing secure fastening in machinery and equipment assemblies.
Professional Applications & Engineering Value
This alloy steel set screw is engineered to address critical challenges in industrial settings, such as component slippage and fastener failure under stress. The cup point design bites securely into materials, offering excellent resistance to rotation and vibration, which is vital for precision assemblies like motor shafts, gears, and pulleys. Made from high-strength alloy steel and hardened to Rockwell C45, it withstands heavy loads and repetitive use without deforming. The UNC coarse threads and Class 2A thread fit ensure quick installation and reliable performance, reducing downtime in production lines. Ideal for heavy-duty applications in automotive, aerospace, and machinery, this screw provides lasting engineering value by enhancing safety and efficiency in fastening systems.
Specification Summary & Compliance
This set screw features precise Class 2A thread fit and UNC coarse threads (5/16"-18) for consistent engagement and ease of assembly. It adheres to ASME B18.6.2 manufacturing specifications, ensuring dimensional accuracy and performance reliability. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally safe and regulated use in global markets.
