S-90358A131 M5 x 6 mm Alloy Steel Ultra-Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional Strength & Durability: Made from black-oxide alloy steel with a tensile strength of 140,000 PSI and Rockwell C32 hardness for reliable performance in demanding environments.
• Precision Thread Fit: Features a Class 5g6g thread fit ensuring consistent, secure fastening with reduced risk of loosening under vibration.
• Space-Saving Low Profile: The ultra-low socket head design allows for installation in tight spaces without compromising on drive engagement.
• Corrosion-Resistant Finish: The black-oxide coating provides enhanced resistance to rust and wear, extending the screw's service life.
• Easy Installation & Removal: Equipped with a standard 3 mm hex drive for straightforward tool engagement and efficient assembly.
• Regulatory Compliance: Fully compliant with RoHS 3 and REACH regulations, making them safe for use in various industrial and consumer applications.
• Optimized for Coarse Threading: The M5 x 0.8 mm coarse thread ensures quick assembly and strong holding power in a wide range of materials.

Professional Applications & Engineering Value

Engineered for precision and reliability, these M5 socket head cap screws are ideal for applications where space constraints and high strength are critical. The black-oxide alloy steel construction provides excellent resistance to corrosion and mechanical stress, making them suitable for automotive assemblies, machinery, and electronic enclosures. The ultra-low profile head allows for flush mounting in compact designs, while the Class 5g6g thread ensures a precise fit, reducing the risk of cross-threading and improving overall joint integrity. With a coarse thread pitch of 0.8 mm, these screws offer faster installation and enhanced grip in softer materials, addressing common industrial challenges like vibration-induced loosening and assembly efficiency.

Specification Summary & Compliance

This socket head cap screw adheres to metric standards with an M5 thread size, 0.8 mm pitch, and a length of 6 mm (tolerance: -0.127 mm to 0.127 mm). The thread fit conforms to Class 5g6g for consistent dimensional accuracy. It is manufactured from alloy steel and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental and safety standards are upheld for industrial use.