S-90265A992 M3 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for long-lasting performance in harsh environments
• Precise component alignment ensured by the 30mm shoulder with controlled diameter tolerance for reliable positioning
• Secure installation and removal using the 2mm hex drive socket head that prevents stripping and provides consistent torque transmission
• Optimized thread engagement with Class 5g6g thread fit and coarse 0.5mm pitch for faster assembly and vibration resistance
• Industry-standard compatibility meeting ISO 7379 specifications for consistent performance across metric applications
• Environmental compliance assurance with RoHS 3 and REACH regulations for safe use in regulated industries
• Dimensional stability maintained through precise shoulder length tolerance (0 to 0.25mm) for repeatable assembly processes

Professional Applications & Engineering Value

This M3 shoulder screw delivers critical engineering value in applications requiring precise alignment and rotational control. The 30mm shoulder length with controlled diameter tolerance provides an exact locating surface for components in machinery, automation systems, and precision instruments. Manufactured from 18-8 stainless steel with a passivated finish, it resists corrosion in demanding environments while maintaining dimensional stability. The 2mm hex drive socket head enables secure installation in confined spaces, preventing cam-out during torque application. With its coarse thread pitch and Class 5g6g thread fit, this fastener ensures reliable engagement in materials where vibration resistance is crucial, making it ideal for pivoting mechanisms, bearing retention, and precision alignment applications across industrial equipment.

Specification Summary & Compliance

This precision shoulder screw features M3 x 0.5mm coarse threads with Class 5g6g thread fit per ISO metric standards. The shoulder diameter maintains a tolerance of -0.072 to -0.01mm while the 30mm shoulder length has a 0 to 0.25mm tolerance. Manufactured to ISO 7379 specifications, the component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for industrial applications requiring strict material and performance standards.