S-90517A150 M3 x 6 mm ASTM F879M Tamper-Resistant Hex Drive Flat Head Screws
Tamper-Resistant Hex Drive Flat Head 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
- Enhanced tamper resistance with specialized hex drive requiring unique tools, preventing unauthorized access in sensitive equipment.
- Superior corrosion resistance from 18-8 stainless steel and passivated finish, ideal for harsh industrial or outdoor environments.
- High mechanical strength with 80,000 psi tensile strength and Rockwell B96 hardness, ensuring reliable performance under stress.
- Secure and flush installation thanks to the 90° countersink angle and flat head design, minimizing protrusion and improving safety.
- Precise thread engagement with Class 6g fit and coarse M3 x 0.5mm threading, providing consistent fastening and vibration resistance.
- Full threading for maximum grip across the 6mm length, distributing load evenly and enhancing joint integrity.
- Compliance with international standards including ASTM F879M, RoHS 3, and REACH, ensuring quality and environmental safety.
Professional Applications & Engineering Value
This M3 flat head screw is engineered to address critical needs in industrial and security-focused applications. Made from 18-8 stainless steel with a passivated finish, it resists corrosion and wear in demanding settings like electronics enclosures, machinery, and public infrastructure. The tamper-resistant hex drive deters vandalism and unauthorized disassembly, while the fully threaded design and Class 6g thread fit ensure tight, reliable connections that withstand vibrations and dynamic loads. Its 90° countersink angle allows for a sleek, flush mount, reducing snag risks and maintaining aesthetic appeal in consumer products. Ideal for securing access panels, control systems, and assembly lines, this screw combines durability with regulatory compliance, making it a trusted choice for engineers prioritizing safety and longevity.
Specification Summary & Compliance
This product features a metric M3 x 0.5mm coarse thread with Class 6g tolerance for precise fit, and is fully threaded over a 6mm length. It complies with ASTM F879M specifications for consistency and performance, and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, ensuring it is free from hazardous substances and safe for various industrial uses.
