S-91900A315 M6 x 60 mm ASTM F879M, ISO 7380 Tamper-Resistant Torx Stainless Steel Button Head Screws

Key Features & Benefits at a Glance

• Superior tamper resistance with T27 Torx drive to prevent unauthorized access in high-security environments.
• Excellent corrosion resistance from 18-8 stainless steel and passivated finish, ideal for harsh or outdoor applications.
• High mechanical strength with 80,000 psi tensile strength and Rockwell B96 hardness for reliable load-bearing performance.
• Secure and consistent fastening due to Class 6g thread fit and coarse threading, reducing the risk of loosening under vibration.
• Easy installation and removal with a rounded button head design that minimizes snagging and provides a low-profile finish.
• Full thread engagement along the 60 mm length ensures maximum grip and distribution of stress in assembled components.
• Compliance with international standards including ASTM F879M and ISO 7380, ensuring quality and interoperability in global projects.

Professional Applications & Engineering Value

This M6 metric screw with a 1 mm coarse pitch and fully threaded design is engineered to address critical challenges in industrial and security-focused applications. The 18-8 stainless steel construction, combined with a passivated finish, provides exceptional resistance to rust and chemical exposure, making it suitable for machinery, electronic enclosures, and outdoor fixtures. The tamper-resistant Torx T27 drive deters vandalism and unauthorized disassembly, while the rounded button head offers a smooth, low-profile surface that reduces injury risks and interference with moving parts. Its high tensile strength and precise Class 6g thread fit ensure reliable performance in high-vibration environments, such as automotive assemblies or public infrastructure, where fastener integrity is paramount.

Specification Summary & Compliance

This screw adheres to metric threading standards with M6 x 1 mm coarse threads and a Class 6g tolerance for precise fit. It meets ASTM F879M and ISO 7380 specifications, ensuring consistent quality and dimensional accuracy. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and safe for use in various industrial and consumer applications.