S-97715A447 5-40 x 1" 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
- Exceptional corrosion resistance from high-quality brass material, ideal for harsh environments and preventing fastener degradation
- Superior thread engagement and holding power with Class 3A fit, ensuring reliable, vibration-resistant connections in critical assemblies
- High mechanical strength with 50,000 psi tensile strength and Rockwell B55 hardness for dependable performance under load
- Easy and secure installation with a 5/64" hex drive, providing positive torque transfer and reducing the risk of tool slippage
- Versatile fastening solution with a fully threaded 5-40 UNC coarse thread design for quick assembly and broad material compatibility
- Low-profile, rounded button head design offers a finished appearance and reduces the risk of snagging in compact spaces
- Compliance with major environmental regulations including RoHS 3 and REACH, ensuring suitability for regulated industries and global supply chains
Professional Applications & Engineering Value
Engineered for demanding industrial environments, these brass rounded head screws provide a critical combination of corrosion resistance and mechanical integrity. The 5-40 UNC coarse thread and Class 3A thread fit ensure rapid assembly and a secure, precise fit in materials like aluminum and soft metals, resisting loosening from vibration. The hex drive design allows for high torque application, making them ideal for electrical enclosures, marine hardware, and precision instrumentation where reliability is non-negotiable. The inherent properties of brass prevent galvanic corrosion when used with dissimilar metals, solving a common engineering challenge and extending the service life of the assembly.
Specification Summary & Compliance
This screw features a 5-40 UNC coarse thread with a Class 3A precision fit for superior thread engagement. It is manufactured to a length of 1" with a fully threaded shank. The product is confirmed to be RoHS 3 (2015/863/EU) compliant under exemption 6(c) for lead in copper alloy and is REACH (EC 1907/2006) compliant per the latest SVHC list, ensuring adherence to strict international environmental and safety standards for industrial components.
