S-91263A954 M16 x 55 mm DIN 7991 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Class 10.9 strength grade and 120,000 PSI tensile strength for reliable performance in high-stress environments
• Superior corrosion resistance provided by zinc-plated alloy steel construction, extending service life in demanding industrial conditions
• Optimized installation efficiency through 10mm hex drive design and fully threaded configuration for faster assembly and secure fastening
• Precise thread engagement with Class 6g thread fit and M16x2mm coarse pitch ensuring consistent performance and vibration resistance
• Enhanced structural integrity from Rockwell C32 hardness, maintaining fastener shape and function under heavy mechanical loads
• Regulatory compliance assurance meeting DIN 7991 standards while being RoHS 3 and REACH compliant for global industrial applications
• Versatile flat head design with 90° countersink angle providing flush mounting capabilities for streamlined assemblies

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these M16 flat head screws deliver critical performance advantages in machinery assembly, structural frameworks, and heavy equipment manufacturing. The zinc-plated alloy steel construction provides essential corrosion protection in challenging environments, while the Class 10.9 strength rating ensures reliable performance under extreme vibrational loads and tension requirements. The fully threaded coarse pitch design enables rapid installation and superior holding power, particularly beneficial in time-sensitive production environments. With hex drive compatibility and standardized DIN 7991 specifications, these screws integrate seamlessly into existing maintenance protocols and replacement part inventories, reducing downtime and ensuring consistent fastener performance across industrial operations.

Specification Summary & Compliance

This metric flat head screw features precise M16x2mm coarse threading with Class 6g thread fit tolerance according to ISO metric standards. Manufacturing complies with DIN 7991 specifications for dimensional accuracy and performance requirements. The fastener demonstrates full compliance with RoHS 3 (2015/863/EU) environmental directives and REACH (EC 1907/2006) regulations regarding substance restrictions, ensuring suitability for international industrial markets and environmentally conscious manufacturing operations.