S-91239A118 M3 x 14 mm ISO 7380 Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 140,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior corrosion resistance from the Black-Oxide finish on Alloy Steel extends service life in harsh or humid industrial environments.
• High hardness rating (Rockwell C32) provides excellent wear resistance, maintaining thread integrity through repeated use.
• Precision Class 6g thread fit guarantees smooth installation and secure fastening, minimizing assembly errors and rework.
• Fully threaded coarse pitch design allows for faster driving and stronger holding power in a wide range of materials.
• Compact 2 mm hex drive enables easy access and torque application in confined spaces, speeding up assembly processes.
• Compliance with ISO 7380, RoHS 3, and REACH ensures global regulatory acceptance and safe use in sensitive applications.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, these M3 x 0.5 mm Class 10.9 Black-Oxide Alloy Steel Rounded Head Hex Screws address critical challenges in machinery, automotive, and electronics assembly. The fully threaded coarse pitch and Class 6g thread fit provide rapid, vibration-resistant fastening, reducing loosening in dynamic operations. The Black-Oxide surface treatment on high-strength alloy steel combats oxidation and wear, ideal for components exposed to moisture or chemicals. With a rounded head design and compact hex drive, they facilitate flush installations and tool access in tight spaces, enhancing both safety and efficiency. These screws deliver consistent performance under 140,000 psi tensile loads, ensuring long-term reliability in structural and precision engineering projects.

Specification Summary & Compliance

This fastener features M3 metric coarse threads with a 0.5 mm pitch and Class 6g tolerance for precise fit. It complies with ISO 7380 manufacturing standards and is fully RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, confirming adherence to environmental and safety regulations. The Class 10.9 strength grade and Rockwell C32 hardness validate its high mechanical performance, suitable for rigorous industrial use.