S-90263A124 M3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 316 stainless steel with passivated finish, ideal for harsh industrial environments
• Precise component alignment with controlled shoulder diameter tolerance (-0.025 to 0mm) ensuring reliable assembly fit
• High-strength performance with 70,000 psi tensile strength and Rockwell B79 hardness for demanding applications
• Secure hex socket drive with 2mm hex key for reliable torque transmission and reduced stripping risk
• Consistent thread engagement with Class 6g thread fit and M3x0.5mm coarse thread for vibration resistance
• Regulatory compliance meeting RoHS 3 and REACH standards for global industrial use
• Optimized shoulder design with 8mm length and precise fit for accurate spacing and rotational control

Professional Applications & Engineering Value

This M3 shoulder screw in 316 stainless steel addresses critical alignment and corrosion challenges in precision assemblies. The passivated finish enhances durability against chemicals and moisture, while the hex socket drive ensures secure installation in confined spaces. Engineers benefit from the precise shoulder diameter tolerance (-0.025 to 0mm) for accurate component positioning in machinery, automotive, and electronics applications. The Class 6g thread fit and 4mm thread length provide reliable fastening in vibrating environments, making these metric shoulder screws essential for maintaining dimensional stability in rotating mechanisms and bearing mounts where corrosion resistance and repeatable performance are paramount.

Specification Summary & Compliance

Manufactured to metric standards with M3x0.5mm coarse threads and Class 6g thread fit tolerance. Shoulder specifications include 4mm diameter (-0.025 to 0mm tolerance) and 8mm length (0 to 0.05mm tolerance) for precise assembly. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety for industrial applications worldwide.