S-97763A403 6-32 x 5/16" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws
Stainless Steel Button Head Hex-Drive 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 Black-Oxide 18-8 Stainless Steel, ideal for harsh industrial environments and outdoor applications.
- High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration, reducing failure risks.
- Precise Class 3A thread fit provides secure, tight fastening with minimal play, enhancing assembly integrity.
- Coarse 6-32 UNC threading allows for quick installation and easy removal, saving time in maintenance and repairs.
- 5/64" hex drive design offers excellent torque transmission and slip resistance during tightening.
- Rounded button head profile minimizes protrusion and provides a smooth, finished appearance while reducing snagging.
- Full compliance with ASME B18.3, RoHS 3, and REACH ensures adherence to industry standards and environmental safety regulations.
Professional Applications & Engineering Value
These Black-Oxide 18-8 Stainless Steel Rounded Head Screws deliver exceptional durability and corrosion resistance, making them ideal for demanding industrial settings such as machinery assembly, automotive components, and electronic enclosures. The 6-32 UNC coarse thread and Class 3A fit ensure rapid, secure fastening even in high-vibration environments, reducing loosening over time. With a Rockwell B55 hardness and 70,000 psi tensile strength, they withstand significant stress without deformation. The hex drive and fully threaded design facilitate efficient installation, while the black-oxide finish enhances aesthetics and adds an extra layer of protection against rust. These screws are engineered to meet rigorous standards, providing long-term reliability in applications where precision and compliance are critical.
Specification Summary & Compliance
This screw features a 6-32 UNC coarse thread with Class 3A precision fit, ensuring tight tolerances and consistent performance. It is manufactured in accordance with ASME B18.3 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and material integrity for industrial use.
