S-91292A109 M3 x 4 mm DIN 912, ISO 4762 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in harsh industrial environments
• High tensile strength of 70,000 psi provides secure fastening for demanding applications requiring robust mechanical performance
• Precision Class 6g thread fit guarantees consistent engagement and reliable assembly in metric applications
• Standard hex socket drive (2.5mm) enables efficient installation with common tools while minimizing head protrusion
• Coarse thread pitch (0.5mm) facilitates quick assembly and disassembly while maintaining strong holding power
• Full thread coverage along 4mm length ensures maximum thread engagement and uniform load distribution
• Compliance with international standards including DIN 912/ISO 4762 ensures dimensional accuracy and interchangeability

Professional Applications & Engineering Value

These M3 socket head cap screws deliver critical engineering advantages in precision applications where space constraints and corrosion resistance are paramount. The 18-8 stainless steel composition provides excellent resistance to oxidation and chemical exposure, making these metric fasteners ideal for electronics enclosures, machinery components, and automotive assemblies. The hex drive design with 2.5mm drive size offers superior torque transmission compared to Phillips or slotted drives, reducing tool slippage and component damage. The coarse thread configuration ensures reliable performance in materials where fine threads might strip, while the compact 5.5mm head diameter allows installation in tight spaces without compromising strength. These characteristics make these fully threaded screws particularly valuable in automated assembly processes and maintenance applications requiring repeated access.

Specification Summary & Compliance

This socket head cap screw maintains precise Class 6g thread tolerance according to metric standards, ensuring consistent fit and performance. Manufacturing complies with DIN 912/ISO 4762 specifications for dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) restrictions on hazardous substances and REACH (EC 1907/2006) regulations regarding chemical safety, making these fasteners suitable for global industrial applications with strict environmental requirements.