S-90910A822 8-32 x 3/8" ASME B18.3, ASTM F835 Steel Button Head Torx Plus Screws
Steel Button Head Torx Plus 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
- Superior corrosion resistance with zinc-plated alloy steel construction for extended service life in harsh industrial environments
- Maximum torque transmission through Torx Plus IP15 drive system, reducing cam-out and tool wear
- Exceptional mechanical strength with 120,000 psi tensile strength and Rockwell C39 hardness for heavy-duty applications
- Precise thread engagement with Class 3A thread fit ensuring reliable fastening and vibration resistance
- Enhanced installation efficiency through coarse UNC threading and fully threaded design for faster assembly
- Low-profile rounded button head design provides smooth finished appearance while maintaining structural integrity
- Full regulatory compliance meeting ASME B18.3, RoHS 3, and REACH standards for global industrial use
Professional Applications & Engineering Value
These 8-32 UNC zinc-plated alloy steel Torx Plus button head screws deliver critical performance advantages in demanding industrial settings. The combination of Class 3A thread fit and coarse thread spacing ensures rapid installation while maintaining vibration resistance in machinery, automotive assemblies, and electronic enclosures. The Torx Plus IP15 drive system eliminates common stripping issues, providing consistent torque application in high-volume production environments. With 120,000 psi tensile strength and Rockwell C39 hardness, these rounded head screws withstand extreme mechanical stresses while the zinc plating offers essential corrosion protection for outdoor equipment and marine applications. The right-hand thread direction and fully threaded design facilitate quick alignment and maximum holding power across diverse material thicknesses.
Specification Summary & Compliance
Manufactured to exacting ASME B18.3 specifications with Class 3A thread fit precision and UNC coarse thread standards. These 8-32 thread size screws feature comprehensive compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. The dimensional accuracy includes 0.312" head diameter and 3/8" length with standardized Torx Plus T15/IP15 drive compatibility for consistent performance in industrial fastener systems.
