S-90910A815 6-32 x 5/16" ASME B18.3 Stainless Steel Button Head Torx Screws
Stainless Steel Button Head Torx 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 from 18-8 Stainless Steel and passivated finish, ideal for harsh industrial environments.
- High-strength performance with 60,000 psi tensile strength and Rockwell B55 hardness for reliable, durable fastening.
- Secure, tamper-resistant drive using a T10 Torx drive, providing excellent torque transmission and reduced cam-out risk.
- Precise thread engagement with Class 3A fit and 6-32 UNC coarse thread spacing, ensuring easy assembly and vibration resistance.
- Compact, low-profile design with a rounded button head (0.262" diameter, 0.073" height) for applications with limited clearance.
- Full threading along the 5/16" length for maximum grip and uniform load distribution across the entire fastener.
- Regulatory compliance with ASME B18.3, RoHS 3, and REACH, guaranteeing safety and environmental standards for global supply chains.
Professional Applications & Engineering Value
This 6-32 UNC Rounded Head Torx Screw in 18-8 Stainless Steel is engineered to address common industrial challenges, such as corrosion in humid or chemical-laden settings. The passivated finish enhances the natural oxide layer, significantly prolonging service life in machinery, electronics, and outdoor equipment. Its T10 Torx drive minimizes tool slippage, enabling precise installation in automated or high-torque assembly lines. With a coarse thread spacing and Class 3A fit, it resists loosening under vibration, making it ideal for securing components in automotive, aerospace, and consumer electronics. The fully threaded design and rounded button head provide a flush, secure fit in tight spaces, reducing the risk of snagging and improving aesthetic integration.
Specification Summary & Compliance
This screw features precise 6-32 UNC threads with Class 3A fit and coarse spacing for reliable fastening. Manufacturing adheres to ASME B18.3 specifications, ensuring dimensional accuracy and interchangeability. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances for safe use in industrial and consumer products worldwide.
