S-97715A406 2-56 x 7/16" Brass Button Head Hex-Drive Screws
Brass 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 high-quality brass construction for long-lasting performance in demanding environments
- Exceptional thread engagement with Class 3A precision fit ensuring secure, vibration-resistant fastening
- Enhanced durability with Rockwell B55 hardness and 50,000 psi tensile strength for reliable load-bearing applications
- Quick and secure installation using standard 0.050" hex drive tools for efficient assembly operations
- Versatile coarse threading with UNC 2-56 specification providing excellent grip in various materials
- Streamlined profile with rounded button head design offering both aesthetic appeal and functional clearance
- Regulatory compliance assurance meeting RoHS 3 and REACH standards for international market acceptance
Professional Applications & Engineering Value
Engineered for precision applications where reliable fastening and corrosion resistance are paramount, these 2-56 UNC brass screws deliver exceptional performance in electronic enclosures, instrumentation, and marine components. The fully threaded design with Class 3A thread fit ensures maximum engagement strength, while the brass material provides natural lubricity that prevents galling during installation. The rounded head profile with hex drive configuration allows for efficient torque application in confined spaces, making these fasteners ideal for assembly lines requiring both speed and precision. Their coarse thread spacing enables quick installation in softer materials without compromising holding power.
Specification Summary & Compliance
This rounded head screw features precision 2-56 UNC coarse threading with Class 3A thread fit tolerance for superior engagement. Manufactured to inch system standards with 7/16" length and 0.050" hex drive compatibility. The product maintains full compliance with RoHS 3 (2015/863/EU) under exemption 6(c) for lead in copper alloy and meets REACH (EC 1907/2006) requirements as of January 17, 2023, ensuring environmental regulatory adherence for global distribution.
