S-91263A946 M12 x 80 mm DIN 7991 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with zinc-plated alloy steel construction for long-lasting performance in harsh industrial environments
• Superior load-bearing capability with Class 10.9 strength rating and 120,000 psi tensile strength for demanding applications
• Optimized torque transfer through 8mm hex drive design that prevents stripping and ensures secure fastening
• Enhanced durability with Rockwell C32 hardness that maintains structural integrity under repeated stress
• Reliable thread engagement with fully threaded coarse 1.75mm pitch for faster installation and vibration resistance
• Precise flush mounting with standard 90° flat head profile that sits perfectly countersunk in assembled components
• Global compliance assurance meeting DIN 7991, RoHS 3, and REACH standards for international project specifications

Professional Applications & Engineering Value

This M12 flat head hex screw delivers critical engineering solutions where high tensile strength and corrosion resistance are paramount. The zinc-plated alloy steel construction provides superior protection against environmental degradation, making it ideal for outdoor equipment, machinery frames, and structural assemblies exposed to moisture. The Class 10.9 strength rating ensures reliable performance in high-stress applications like automotive components, industrial machinery, and construction frameworks. With its fully threaded coarse pitch design, installation time is significantly reduced while maintaining excellent vibration resistance. The flat head profile with 90° countersink creates seamless surface finishes in precision applications, eliminating protrusions that could interfere with moving parts or safety requirements.

Specification Summary & Compliance

This metric fastener features M12 x 1.75mm coarse thread with Class 6g thread fit tolerance ensuring precise engagement and consistent performance. The 80mm length provides optimal fastening depth for medium to heavy-duty applications. Manufacturing complies with DIN 7991 specifications for dimensional accuracy and mechanical properties. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards, confirming the absence of restricted substances for global industrial use.