S-91304A118 M4 x 6 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with blue-dyed zinc plating that provides lasting protection in demanding industrial environments
• Exceptional mechanical strength with Class 10.9 rating and 120,000 psi tensile strength for reliable performance under high stress conditions
• Precise installation and removal through 2.5mm hex drive design that prevents stripping and ensures secure fastening
• Optimal flush mounting with standard flat head profile and 90° countersink angle for seamless surface integration
• Enhanced thread engagement with fully threaded M4 coarse pitch (0.7mm) design that provides superior holding power
• Consistent dimensional accuracy through Class 6g thread fit tolerance that ensures reliable mating with standard components
• Industry-standard compliance meeting DIN 7991/ISO 10642 specifications for guaranteed interchangeability and performance

Professional Applications & Engineering Value

These M4 flat head screws deliver critical engineering solutions where high-strength fastening and flush surface requirements intersect. The Class 10.9 alloy steel construction provides exceptional load-bearing capacity, making them ideal for machinery, automotive assemblies, and heavy equipment where vibration resistance is paramount. The blue-dyed zinc plating offers both corrosion protection and visual identification benefits in maintenance-intensive environments. With fully threaded coarse pitch design and hex drive compatibility, these screws ensure rapid installation and superior clamping force distribution. The metric thread specification and DIN 7991/ISO 10642 compliance guarantee seamless integration into global manufacturing systems, reducing assembly time and improving production efficiency across industrial applications.

Specification Summary & Compliance

This M4 x 0.7mm x 6mm flat head screw features precise Class 6g thread fit tolerance according to metric standards, ensuring reliable mating with corresponding components. Manufacturing strictly adheres to DIN 7991 and ISO 10642 specifications for dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest industry standards for hazardous substance restrictions and chemical safety protocols in industrial fastener applications.