S-90128A211 M4 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 against rust and maintaining integrity in various conditions.
• Precision Class 5g6g thread fit guarantees smooth installation and secure fastening, minimizing assembly time and improving joint reliability.
• 3mm hex drive with standard socket head allows for easy installation and high torque application, reducing the chance of stripping and tool slippage.
• Fully threaded M4 x 0.7mm coarse thread design ensures strong grip and quick assembly, ideal for efficient production lines and maintenance.
• Compliance with DIN 912/ISO 4762 standards assures consistent quality and interchangeability, meeting rigorous industrial specifications.

Professional Applications & Engineering Value

This M4 socket head cap screw is engineered to address critical challenges in industrial and mechanical assemblies where high strength and precision are paramount. Made from zinc-plated alloy steel, it combats corrosion and wear, making it suitable for harsh environments like machinery, automotive, and construction equipment. The Class 12.9 strength rating and Rockwell C37 hardness ensure it can handle extreme loads without deformation, reducing downtime and maintenance costs. With its right-hand metric coarse thread and 3mm hex drive, it facilitates quick, secure fastening in tight spaces, enhancing productivity in applications such as jigs, fixtures, and heavy-duty frameworks. This screw's design aligns with DIN 912/ISO 4762 standards, providing reliability and consistency for B2B procurement in sectors demanding high-performance socket head cap screws.

Specification Summary & Compliance

This product features precise Class 5g6g thread fit with M4 x 0.7mm coarse threads and 8mm length, ensuring dimensional accuracy per metric system standards. It conforms to DIN 912 and ISO 4762 manufacturing specifications, guaranteeing uniformity and performance. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety and environmental responsibility for industrial use.