S-91502A105 M3 x 12 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional Strength & Durability: Class 12.9 rating and 170,000 psi tensile strength ensure reliable performance under high-stress conditions, reducing the risk of fastener failure.
• Superior Corrosion Resistance: Blue-dyed zinc-plated alloy steel construction provides enhanced protection against rust and environmental degradation, extending service life.
• Precision Hex Drive Engagement: 2.5 mm hex socket drive allows for secure tool engagement and high torque application, minimizing stripping and improving installation efficiency.
• Optimized Thread Design: M3 x 0.5 mm coarse thread with Class 5g6g fit ensures quick assembly and reliable holding power in a wide range of materials.
• High Hardness for Wear Resistance: Rockwell C37 hardness offers excellent resistance to wear and deformation, maintaining thread integrity over repeated use.
• Full Threading for Maximum Grip: Fully threaded design provides consistent clamping force along the entire 12 mm length, enhancing joint stability.
• Compliance with International Standards: Meets DIN 912/ISO 4762 specifications, ensuring dimensional accuracy and interchangeability in global applications.

Professional Applications & Engineering Value

These Class 12.9 socket head cap screws are engineered for demanding industrial environments where high tensile strength and corrosion resistance are critical. The blue-dyed zinc-plated alloy steel construction combats oxidation in harsh conditions, while the M3 coarse thread with 0.5 mm pitch facilitates rapid installation in machinery, automotive assemblies, and precision equipment. The hex drive design ensures secure torque transmission, reducing downtime during maintenance. Ideal for heavy-duty applications, these screws provide reliable fastening in high-vibration settings, ensuring long-term operational integrity and reducing the need for frequent replacements.

Specification Summary & Compliance

This M3 x 0.5 mm x 12 mm screw features a Class 5g6g thread fit per metric standards, ensuring precise dimensional accuracy. It is manufactured in compliance with DIN 912 and ISO 4762 specifications for socket head cap screws. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for industrial use.