S-91290A820 M16 x 50 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Class 12.9 strength rating and 170,000 psi tensile strength for reliable performance in high-stress applications
• Superior corrosion resistance through black-oxide coating that protects against rust and extends service life in harsh environments
• Precise torque transmission with 14mm hex socket drive ensuring secure fastening and reducing tool slippage during installation
• Optimal thread engagement with M16x2mm coarse threading providing quick assembly and vibration resistance in industrial settings
• Enhanced durability from Rockwell C37 hardened alloy steel construction that maintains integrity under repeated stress cycles
• Global compatibility with DIN 912/ISO 4762 standards ensuring interchangeability and quality consistency across international projects
• Environmental compliance meeting RoHS 3 and REACH regulations for safe use in regulated industries worldwide

Professional Applications & Engineering Value

This M16 socket head cap screw delivers critical engineering solutions where failure is not an option. The black-oxide alloy steel construction combined with Class 12.9 strength rating addresses common industrial challenges including joint relaxation under dynamic loads and corrosion-induced degradation. The fully threaded metric design with 2mm coarse pitch enables rapid installation in heavy machinery, automotive assemblies, and structural frameworks while maintaining Class 5g6g thread fit precision. The 14mm hex drive interface provides superior torque transmission compared to standard fasteners, reducing installation time and preventing costly strip-outs in production environments. These socket head cap screws are engineered to withstand extreme mechanical stresses while the protective black-oxide surface treatment ensures long-term performance in demanding conditions.

Specification Summary & Compliance

Manufactured to exacting DIN 912/ISO 4762 standards with Class 5g6g thread tolerance ensuring precise dimensional accuracy. The metric coarse threading (M16x2mm) provides optimal performance in industrial applications. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming adherence to international safety and substance restriction requirements. The 50mm length and fully threaded design maintain consistency across production batches for reliable integration into engineered systems.