S-90910A528 10-24 x 2 1/2" ASME B18.3, ASTM F835 Steel Button Head Torx Plus Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated alloy steel construction, extending service life in harsh industrial environments.
• Enhanced torque transmission and reduced tool slippage thanks to the Torx Plus drive (IP25/T25), ensuring efficient installation and reduced wear.
• Exceptional mechanical strength with 120,000 psi tensile strength and Rockwell C39 hardness for reliable performance under high stress.
• Precise and secure fastening achieved through Class 3A thread fit and coarse UNC threading, minimizing the risk of loosening.
• Versatile fully threaded design allows for consistent grip along the entire 2-1/2" length, suitable for various material thicknesses.
• Low-profile rounded button head provides a smooth finish that reduces snagging and improves safety in assembled products.
• Compliance with major industry standards including ASME B18.3 and ASTM F835, ensuring consistent quality and interoperability.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, this 10-24 UNC thread screw combines zinc-plated alloy steel with a Torx Plus drive to address common assembly challenges like cam-out and corrosion. The coarse thread and Class 3A fit ensure quick, secure fastening in metals and plastics, reducing installation time and vibration-induced failures. Ideal for machinery, automotive, and heavy equipment applications, its fully threaded design and rounded head offer versatility and a flush finish, enhancing both performance and safety in high-stress environments.

Specification Summary & Compliance

This screw meets precise dimensional standards with Class 3A thread fit and UNC coarse threading, manufactured in accordance with ASME B18.3 and ASTM F835 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability for global industrial use.