S-91290A218 M10 x 50 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength with 170,000 psi rating for reliable performance in high-stress applications
• Superior corrosion resistance from black-oxide coating, extending service life in demanding environments
• Precise Class 5g6g thread fit ensuring smooth installation and secure fastening in metric assemblies
• High hardness Rockwell C37 providing excellent wear resistance and reduced thread deformation
• Standard hex socket drive allowing easy installation with common 8mm tools in confined spaces
• Coarse M10x1.5mm thread enabling quick assembly and reduced cross-threading risks
• Full thread coverage along the 50mm length for maximum grip and load distribution

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications, these Class 12.9 socket head cap screws deliver unmatched reliability in machinery, automotive, and construction equipment. The black-oxide alloy steel construction provides superior protection against corrosion while maintaining high tensile strength under extreme loads. The M10 coarse thread with 1.5mm pitch ensures rapid installation in production environments while the hex socket drive accommodates high torque applications without slippage. Perfect for critical assemblies requiring precise clamping force and vibration resistance, these metric socket screws solve common fastening challenges in high-performance engineering applications.

Specification Summary & Compliance

Manufactured to DIN 912/ISO 4762 standards with Class 5g6g thread tolerance for precise metric fitment. Features M10x1.5mm coarse threads and 50mm fully threaded length with 8mm hex drive. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Meets Class 12.9 strength classification with verified 170,000 psi tensile strength and Rockwell C37 hardness for industrial-grade performance.