S-91263A899 M6 x 80 mm DIN 7991 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Class 10.9 tensile strength (120,000 psi) for reliable performance in high-stress applications
• Superior corrosion resistance due to zinc plating on alloy steel, extending service life in demanding environments
• Precise thread engagement with Class 6g fit and 1mm coarse pitch, ensuring quick installation and vibration resistance
• Optimized flush mounting with standard 90° flat head profile, ideal for applications requiring smooth surface finishes
• High torque transmission via 4mm hex drive, enabling secure tightening without stripping
• Full-length threading (M6x80mm) provides maximum grip depth and flexibility across varied material thicknesses
• Regulatory compliance assurance meeting DIN 7991, RoHS 3, and REACH standards for global industrial use

Professional Applications & Engineering Value

Engineered for heavy-duty fastening in machinery, structural assemblies, and automotive components, these M6 flat head screws address critical challenges like joint integrity under dynamic loads. The zinc-plated alloy steel construction combats corrosion in humid or outdoor settings, while the Class 10.9 strength rating prevents shear failure in high-torque scenarios. With fully threaded metric coarse pitch design, installation time reduces significantly without compromising pull-out resistance. The DIN 7991 compliance guarantees dimensional accuracy for seamless integration with standardized components, making these screws a trusted solution for industrial maintenance and manufacturing where safety and durability are paramount.

Specification Summary & Compliance

This M6 flat head screw maintains precise Class 6g thread fit per ISO metric standards, with 80mm length and 1mm coarse pitch for consistent performance. Manufacturing adheres to DIN 7991 specifications for dimensional control, including 12mm head diameter and 90° countersink angle. The product is verified RoHS 3 (2015/863/EU) and REACH compliant, ensuring adherence to environmental and safety regulations. Material properties include Rockwell C32 hardness and 120,000 psi tensile strength, validating its suitability for rigorous engineering applications.