S-90358A027 M8 x 25 mm Alloy Steel Ultra-Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 140,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in demanding applications.
• Black-oxide coating on alloy steel provides superior corrosion resistance, extending service life and maintaining integrity in harsh industrial environments.
• Ultra-low socket head profile allows for installation in tight spaces, offering design flexibility and ease of assembly without compromising on strength.
• Class 5g6g thread fit with coarse pitch ensures precise, secure engagement and faster installation, minimizing cross-threading and improving efficiency.
• Rockwell C32 hardness delivers excellent wear resistance, maintaining thread integrity and durability through repeated use and high torque applications.
• Fully threaded design provides consistent clamping force along the entire length, enhancing stability and load distribution in assembled components.
• Compliance with RoHS 3 and REACH regulations guarantees environmental safety and meets global standards for use in regulated industries.

Professional Applications & Engineering Value

This M8 socket head cap screw is engineered to address common industrial challenges such as vibration loosening, space constraints, and corrosive environments. The black-oxide alloy steel construction combats rust and wear, making it ideal for machinery, automotive, and aerospace applications where durability is critical. The ultra-low head profile and 5 mm hex drive enable secure fastening in confined areas, reducing assembly time and improving accessibility. With a coarse thread pitch of 1.25 mm and Class 5g6g thread fit, it ensures quick, reliable installation while resisting stripping, providing long-term reliability in high-stress assemblies. This screw is a trusted solution for engineers seeking robust, compliant fasteners that enhance operational efficiency and reduce maintenance costs.

Specification Summary & Compliance

This product features precise metric dimensions with an M8 thread size, 1.25 mm pitch, and 25 mm length, adhering to tight tolerances of -0.127 mm to 0.127 mm for consistent performance. The thread fit conforms to Class 5g6g standards, ensuring compatibility with metric coarse thread applications. It is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its suitability for environmentally conscious and industrial use without hazardous substances.