S-93418A200 M3 DIN 929 Weld Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and reducing maintenance costs.
• Reliable and consistent welding performance due to the precisely designed 4.5 mm collar diameter and 0.55 mm collar height for secure attachment.
• Robust thread engagement with a coarse M3 x 0.5 mm thread and Class 6G fit, ensuring easy assembly and high vibration resistance.
• Guaranteed dimensional interchangeability and quality, manufactured in full compliance with the DIN 929 standard.
• Enhanced workplace safety and environmental compliance by meeting RoHS 3 (2015/863/EU) regulations.
• Optimized for 4.5 mm mounting holes, simplifying the installation process and saving valuable assembly time.
• Durable hex shape with a 7.5 mm width for secure tool gripping and torque application during installation.

Professional Applications & Engineering Value

This M3 hex weld nut is engineered to solve critical challenges in metal fabrication and assembly. Its 18-8 stainless steel material provides excellent resistance to rust and corrosion, making it a durable choice for automotive frames, electrical enclosures, and machinery subjected to moisture or chemicals. The coarse metric thread (M3 x 0.5 mm) and Class 6G thread fit prevent cross-threading and ensure a strong, reliable connection in high-vibration environments, a common industrial pain point. The DIN 929 compliant design, with its specific collar dimensions, ensures a consistent and flush weld, eliminating the need for additional fasteners and reducing assembly time and labor costs in production lines.

Specification Summary & Compliance

This weld nut conforms to DIN 929 specifications, featuring an M3 metric coarse thread with a 0.5 mm pitch and a Class 6G thread fit for standard tolerance applications. Key dimensions include a 4.5 mm collar diameter, 7.5 mm width across flats, and a 2.5 mm height. The product is manufactured from 18-8 Stainless Steel and is fully compliant with RoHS 3 (2015/863/EU) environmental directives.