S-91290A182 M4 x 35 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional strength for demanding applications with Class 12.9 rating and 170,000 PSI tensile strength, ensuring reliable performance under high stress.
• Superior corrosion resistance thanks to the black-oxide coating on alloy steel, extending service life in harsh industrial environments.
• Precise and secure installation enabled by the 3 mm hex drive and standard socket head profile, minimizing stripping and providing high torque capability.
• Optimized thread engagement and vibration resistance with a coarse M4 x 0.7 mm thread and Class 5g6g fit, reducing the risk of loosening in dynamic applications.
• Versatile partial threading allows for both clamped and unthreaded sections, offering flexibility in assembly and alignment.
• Guaranteed dimensional accuracy and interchangeability through compliance with DIN 912 and ISO 4762 standards, ensuring consistent quality.
• Safe for various industries with RoHS 3 and REACH compliance, meeting environmental and health regulations.

Professional Applications & Engineering Value

This M4 socket head cap screw is engineered to address critical challenges in heavy-duty industrial applications, such as machinery, automotive assemblies, and precision equipment. The black-oxide alloy steel construction provides excellent resistance to corrosion and wear, reducing maintenance needs in environments exposed to moisture or chemicals. With a high-strength Class 12.9 rating and Rockwell C37 hardness, it withstands extreme loads and vibrations, preventing failures in dynamic systems. The partially threaded design and coarse metric thread ensure quick, secure fastening, while the 3 mm hex drive allows for efficient installation with standard tools, minimizing downtime and enhancing productivity in B2B settings.

Specification Summary & Compliance

This screw features a metric thread size M4 x 0.7 mm with a Class 5g6g thread fit for precise tolerance, and a partially threaded rod with a minimum thread length of 20 mm. It adheres to DIN 912 and ISO 4762 standards for dimensional consistency and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity.