S-91263A895 M6 x 55 mm DIN 7991 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 120,000 psi tensile strength and Class 10.9 rating for reliable performance in high-stress applications
• Superior corrosion resistance through zinc-plated alloy steel construction, extending service life in harsh industrial environments
• Precise thread engagement with Class 6g thread fit and coarse 1 mm pitch for quick installation and secure fastening
• Optimized drive efficiency featuring 4 mm hex drive for high torque application and reduced tool slippage
• Enhanced flush mounting capability with standard 90° flat head profile for seamless surface integration
• Full-threaded design providing maximum grip length and uniform stress distribution along the entire 55 mm shaft
• Regulatory compliance assurance meeting DIN 7991 standards and environmental regulations including RoHS 3 and REACH

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these M6 flat head screws deliver critical performance where vibration resistance and structural integrity are paramount. The zinc-plated alloy steel construction provides essential corrosion protection in automotive assemblies, machinery frames, and construction equipment exposed to environmental elements. The Class 10.9 strength rating ensures reliable performance under dynamic loads, while the fully threaded metric design with coarse thread spacing facilitates rapid installation in production environments. The flat head profile with 90° countersink angle creates flush surfaces critical for safety and aerodynamic considerations in automotive and industrial applications.

Specification Summary & Compliance

This metric fastener features M6 x 1 mm thread specifications with Class 6g thread fit tolerance ensuring precise mating with standard nuts and threaded components. Manufacturing complies with DIN 7991 standard for dimensional accuracy and performance requirements. The product meets RoHS 3 (2015/863/EU) compliance for restricted substance control and REACH (EC 1907/2006) compliance for chemical safety. The right-hand thread direction and fully threaded 55 mm length provide consistent fastening performance across the entire engagement area.