S-91304A161 M10 x 16 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional Corrosion Resistance: Blue-dyed zinc plating provides superior protection against rust and environmental damage, extending service life in demanding conditions.
• High Tensile Strength: Class 10.9 grade and 120,000 psi tensile strength ensure reliable performance under high-stress loads and vibrations.
• Precision Thread Fit: Class 6g thread tolerance and M10 x 1.5mm coarse spacing enable quick, secure installation with reduced risk of cross-threading.
• Optimized Drive Engagement: 6mm hex drive and flat head design allow for high-torque application and a flush finish in countersunk holes.
• Enhanced Durability: Alloy steel construction with Rockwell C32 hardness offers excellent wear resistance and mechanical strength.
• Regulatory Compliance: Meets DIN 7991/ISO 10642 standards, RoHS 3, and REACH, ensuring safety and environmental responsibility.
• Versatile Fastening: Fully threaded, right-hand design with 90° countersink angle provides consistent clamping force across various materials.

Professional Applications & Engineering Value

Engineered for industrial applications where high-strength fastening and corrosion resistance are critical, these M10 flat head screws solve common challenges in machinery assembly, automotive components, and structural frameworks. The blue-dyed zinc-plated alloy steel construction combats oxidation in humid or chemically aggressive environments, while the Class 10.9 strength grade prevents fastener failure under dynamic loads. The hex drive and coarse threading facilitate rapid installation with standard tools, reducing assembly time and improving workflow efficiency in production lines. Fully compliant with DIN 7991/ISO 10642 specifications, these screws deliver reliable performance in precision engineering applications requiring flush mounting and consistent torque transmission.

Specification Summary & Compliance

This metric flat head screw features M10 x 1.5mm coarse threads with Class 6g tolerance for precise fit, a 16mm length, and 90° countersink angle. Manufactured to DIN 7991/ISO 10642 standards, it ensures dimensional accuracy and interoperability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing adherence to environmental and safety requirements for industrial use.