S-91274A146 M8 x 16 mm ASTM B117, 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 corrosion resistance from zinc-flake coating extends service life in harsh industrial environments, minimizing maintenance needs.
• Precision hex drive design with a 6 mm drive size allows for secure tool engagement and efficient installation in confined spaces.
• High hardness rating of Rockwell C37 provides excellent wear resistance, maintaining thread integrity through repeated use.
• Coarse thread pitch of 1.25 mm enables quick assembly and disassembly, saving time in production and maintenance workflows.
• Full threading along the 16 mm length offers consistent clamping force and versatility across various material thicknesses.
• Compliance with international standards including ISO 4762 and DIN 912 ensures interchangeability and quality assurance for global projects.

Professional Applications & Engineering Value

This M8 socket head cap screw is engineered to address critical challenges in demanding industrial settings, such as machinery assembly, automotive systems, and heavy equipment manufacturing. The zinc-flake-coated alloy steel construction provides robust protection against corrosion, which is essential for outdoor or chemically exposed applications. With a Class 12.9 strength rating and precise metric coarse threads, it delivers high clamping force and vibration resistance, preventing loosening under dynamic loads. The standard socket head profile and hex drive facilitate easy access in tight spaces, streamlining installation while maintaining torque accuracy. Ideal for high-performance applications requiring durability and reliability, this fastener supports efficient operations by reducing downtime and enhancing structural integrity.

Specification Summary & Compliance

This product features a Class 5g6g thread fit per ISO standards, ensuring dimensional accuracy and compatibility with metric nuts and tapped holes. It is manufactured in accordance with ISO 4762 and DIN 912 specifications for socket head cap screws, and the coating meets ASTM B117 requirements for corrosion testing. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible and safe usage in various industries.