S-90358A112 M2.5 x 8 mm Alloy Steel Ultra-Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance and durability with black-oxide alloy steel construction, ideal for harsh industrial environments.
• Superior space-saving design thanks to the ultra-low socket head profile, allowing use in tight clearance applications.
• High tensile strength of 140,000 psi ensures reliable performance under significant mechanical loads and vibration.
• Precise and secure fastening with Class 5g6g coarse thread fit, providing excellent engagement and reduced risk of cross-threading.
• Consistent dimensional accuracy with a length tolerance of -0.127mm to 0.127mm, ensuring uniform assembly and interchangeability.
• Robust hardness (Rockwell C32) offers excellent wear resistance and longevity in demanding applications.
• Compliance with RoHS 3 and REACH regulations guarantees environmental safety and suitability for global markets.

Professional Applications & Engineering Value

This M2.5 socket head cap screw is engineered to address critical challenges in precision assemblies where space constraints and reliability are paramount. The ultra-low profile socket head minimizes protrusion, making it ideal for compact electronics, machinery, and automotive components. Constructed from black-oxide alloy steel, it provides superior resistance to corrosion and wear, extending service life in demanding conditions. The Class 5g6g coarse thread ensures quick, secure installation with high resistance to loosening under vibration. With a 1.5 mm hex drive, it allows for efficient torque application, reducing assembly time and improving productivity in automated or manual fastening processes. These features make it a trusted choice for engineers seeking durable, high-performance metric fasteners that meet stringent industry standards.

Specification Summary & Compliance

This screw adheres to metric thread standards with M2.5x0.45 coarse thread and Class 5g6g thread fit, ensuring precise dimensional control and interchangeability. The length tolerance is tightly maintained at -0.127mm to 0.127mm, supporting high-accuracy assembly requirements. Manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it meets essential environmental and safety regulations for industrial use.