S-91294A134 M3 x 16 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Class 10.9 strength rating and 120,000 psi tensile strength for reliable performance in high-stress applications
• Superior corrosion resistance through black-oxide coating on alloy steel, extending service life in demanding industrial environments
• Precision thread engagement with Class 6g fit and M3 x 0.5 mm coarse pitch design ensuring secure fastening and vibration resistance
• Streamlined installation featuring 2 mm hex drive and 90° countersink angle for flush mounting and efficient assembly operations
• Full-thread coverage along the 16 mm length provides maximum grip and distribution of clamping forces
• Consistent performance backed by Rockwell C32 hardness for maintained mechanical properties under repeated use
• Regulatory compliance assurance meeting DIN 7991/ISO 10642 standards plus RoHS 3 and REACH environmental directives

Professional Applications & Engineering Value

These M3 flat head screws deliver critical engineering solutions where space constraints and structural integrity are paramount. The black-oxide alloy steel construction combined with Class 10.9 strength rating addresses common industrial challenges including vibration loosening, material fatigue, and environmental degradation. The fully threaded metric screw design with coarse 0.5 mm pitch ensures rapid installation and superior holding power in metals, plastics, and composite materials. Particularly valuable in machinery assembly, automotive components, and electronic enclosures, these flat head hex socket screws provide reliable fastening while maintaining flush surface profiles essential for aerodynamic and safety-critical applications.

Specification Summary & Compliance

Manufactured to precise Class 6g thread fit tolerances with right-hand thread direction and standardized 90° countersink angle. Complies with DIN 7991/ISO 10642 manufacturing specifications for dimensional accuracy and performance consistency. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements for environmental safety and restricted substance management.