S-90128A232 M5 x 8 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior hardness (Rockwell C37) provides excellent wear resistance and durability, extending the screw's service life in demanding environments.
• Zinc-plated alloy steel construction offers effective corrosion resistance, protecting the screw from rust and degradation in various industrial conditions.
• Precision Class 5g6g thread fit guarantees consistent engagement and secure fastening, minimizing loosening under vibration.
• Hex socket drive (4mm) allows for high torque application and easy installation in confined spaces, improving assembly efficiency.
• Fully threaded design ensures maximum grip along the entire length, providing uniform clamping force and stability.
• Compliance with DIN 912/ISO 4762 standards assures dimensional accuracy and interchangeability, facilitating global procurement and use.

Professional Applications & Engineering Value

This M5 socket head cap screw is engineered to address critical challenges in heavy-duty industrial settings. The Class 12.9 strength rating and alloy steel material deliver unmatched reliability in applications subjected to high dynamic loads and vibrations, such as machinery assembly, automotive components, and precision equipment. The coarse thread (0.8mm pitch) and right-hand thread direction enable quick installation and robust holding power, reducing assembly time while preventing stripping. With its zinc-plated surface, it resists environmental corrosion, making it ideal for use in manufacturing, construction, and outdoor equipment where durability and long-term performance are paramount. These metric screws provide a secure, high-strength fastening solution that minimizes maintenance and downtime.

Specification Summary & Compliance

This screw features an M5 x 0.8mm coarse thread with a Class 5g6g thread fit per ISO metric standards, ensuring precise dimensional tolerances for consistent performance. It is manufactured in compliance with DIN 912 and ISO 4762 specifications for socket head cap screws, guaranteeing interchangeability and quality. Additionally, the product is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, confirming it is free from hazardous substances and safe for use in various industrial and consumer applications.