S-90517A320 M6 x 16 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 matching tools, preventing unauthorized removal in sensitive installations
- Superior corrosion resistance through 18-8 stainless steel construction with passivated finish, ensuring longevity in harsh environments
- Optimized load distribution with 90° countersink angle and flat head design, creating flush surfaces while minimizing material stress
- Exceptional mechanical strength delivering 80,000 psi tensile strength and Rockwell B96 hardness for demanding industrial applications
- Reliable thread engagement through Class 6g thread fit and full threading, providing consistent clamping force and vibration resistance
- Global compliance assurance meeting ASTM F879M specifications while being RoHS 3 and REACH compliant for international projects
- Secure fastening performance combining tamper-resistant drive with coarse 1mm pitch threading for rapid installation and maximum security
Professional Applications & Engineering Value
These M6 flat head screws with tamper-resistant hex drive address critical security and reliability challenges in industrial environments. The 18-8 stainless steel construction with passivated finish provides exceptional resistance to corrosion and chemical exposure, making them ideal for outdoor equipment, marine applications, and chemical processing facilities. The fully threaded design ensures maximum grip length and load distribution, while the Class 6g thread fit maintains precise engagement in vibration-prone assemblies. Engineering teams specify these security screws for access panels, public infrastructure, and electronic enclosures where unauthorized tampering must be prevented without compromising structural integrity or maintenance accessibility.
Specification Summary & Compliance
Manufactured to precise metric dimensions including M6 x 1mm thread with Class 6g tolerance and 16mm length. The flat head features standard profile with 90° countersink angle, compatible with 5/32" tamper-resistant hex drive. Compliance includes ASTM F879M mechanical specifications, RoHS 3 (2015/863/EU) for hazardous substance restriction, and REACH (EC 1907/2006) for chemical safety, ensuring global regulatory acceptance for industrial and commercial applications.
