S-90263A126 M3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh environments and extended service life
• Precise component alignment enabled by the 4mm shoulder diameter with tight tolerances, reducing assembly errors
• High-strength performance with 70,000 psi tensile strength and Rockwell B79 hardness for reliable load-bearing applications
• Secure, tamper-resistant fastening via the 2mm hex socket drive, providing a clean finish and reduced risk of stripping
• Optimized thread engagement with Class 6g fit and M3 x 0.5mm coarse pitch for faster installation and vibration resistance
• Enhanced durability and chemical resistance from the passivated finish, protecting against oxidation and contaminants
• Compliance with global regulations including RoHS 3 and REACH, ensuring safe use in various industrial sectors

Professional Applications & Engineering Value

This M3 shoulder screw is engineered to address critical alignment and corrosion challenges in precision assemblies. The 316 Stainless Steel material and passivated finish provide exceptional resistance to chemicals, moisture, and high temperatures, making it suitable for industrial applications like machinery, automotive components, and electronic enclosures. The socket head with 2mm hex drive allows for compact installation in confined spaces, while the precise shoulder diameter and length ensure accurate positioning of moving parts, reducing wear and maintenance. Its Class 6g thread fit and coarse pitch facilitate quick, secure fastening, minimizing loosening under dynamic loads. Ideal for OEMs and maintenance teams, this screw delivers reliability in demanding environments where corrosion resistance and dimensional accuracy are paramount.

Specification Summary & Compliance

This metric shoulder screw adheres to precise dimensional standards, including a Class 6g thread fit for consistent engagement and a shoulder diameter tolerance of -0.025 to 0 mm with length tolerance of 0 to 0.05 mm. Manufactured from 316 Stainless Steel with a passivated finish, it meets industry specifications for hardness (Rockwell B79) and tensile strength (70,000 psi). The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial markets.