S-97505A112 M4 DIN 923 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance: Zinc plating provides reliable protection against rust and environmental wear, extending service life in demanding industrial settings.
• High Tensile Strength for Secure Fastening: Made from alloy steel with a tensile strength of 58,000 PSI, ensuring joints remain secure under high stress and vibration.
• Precision Thread Fit for Consistent Assembly: Class 6g thread fit and M4 x 0.7mm coarse pitch enable quick, accurate installation and reliable engagement in various materials.
• Low Profile Socket Head Design: The low profile socket head allows for compact installations in tight spaces while providing a secure drive with standard tools.
• Accurate Shoulder for Stable Alignment: A precisely machined 6mm shoulder length with tight tolerances ensures stable component alignment and reduces wear on assembled parts.
• Compliance with International Standards: Meets DIN 923 specifications, ensuring dimensional accuracy and interoperability in global engineering applications.
• Environmental & Safety Compliance: RoHS 3 and REACH compliant, making these screws suitable for use in regulated industries and eco-conscious supply chains.

Professional Applications & Engineering Value

This M4 shoulder screw is engineered to address common challenges in precision assemblies, such as misalignment and component slippage. The alloy steel construction, combined with a zinc plated finish, offers excellent resistance to corrosion and mechanical stress, making it ideal for automotive, machinery, and electronic enclosures. The low profile socket head and right-hand thread with a coarse pitch facilitate efficient installation in high-volume production lines, while the 6mm shoulder provides a stable pivot or bearing surface, reducing play and improving the longevity of moving parts. By integrating metric thread standards and robust material properties, this screw delivers reliable performance in dynamic and static load applications.

Specification Summary & Compliance

This shoulder screw features a Class 6g thread fit per ISO metric standards, with a shoulder diameter tolerance of -0.03 mm to 0 mm and shoulder length tolerance of 0.07 mm to 0.15 mm for precise dimensional control. It is manufactured in accordance with DIN 923 and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity.