S-91290A528 M10 x 40 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional strength and reliability with Class 12.9 rating and 170,000 psi tensile strength, ideal for high-stress applications
• Superior corrosion resistance provided by the black-oxide coating on alloy steel, extending service life in harsh environments
• Precise torque application enabled by the 8 mm hex socket drive, reducing tool slippage and ensuring secure fastening
• Optimized thread engagement with M10 coarse thread (1.5 mm pitch) and Class 5g6g fit for quick assembly and vibration resistance
• Consistent dimensional accuracy meeting DIN 912/ISO 4762 standards, ensuring interchangeability and reliable performance
• Enhanced durability from Rockwell C37 hardness, maintaining integrity under repeated loads and extreme conditions
• Environmental and regulatory compliance with RoHS 3 and REACH, supporting sustainable and safe industrial practices

Professional Applications & Engineering Value

This M10 socket head cap screw is engineered to address critical challenges in heavy-duty industrial settings, where fastener failure can lead to costly downtime or safety hazards. The black-oxide alloy steel construction, combined with a Class 12.9 strength rating, ensures reliable performance in high-vibration environments like machinery, automotive assemblies, and construction equipment. The fully threaded design with coarse metric threads allows for rapid installation and superior clamping force, while the hex socket drive provides flush mounting and access in confined spaces. By meeting DIN 912/ISO 4762 standards, it guarantees precise dimensions and thread integrity, reducing the risk of stripping and ensuring long-term operational stability in demanding applications.

Specification Summary & Compliance

This product adheres to Class 5g6g thread fit per ISO metric standards, ensuring dimensional accuracy and compatibility. It conforms to DIN 912 ISO 4762 for socket head cap screws, covering head profile, drive size, and thread specifications. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming it is free from hazardous substances and suitable for global industrial use.