S-91390A674 M12 x 50 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Superior holding power with Rockwell C45 hardness providing exceptional resistance to wear and deformation in demanding applications
• Precise fine thread engagement with Class 5g6g thread fit ensuring reliable, vibration-resistant fastening in critical assemblies
• Optimal torque transmission through the 6mm hex drive design, preventing tool slippage and enabling secure installation
• Maximum surface contact with the cup tip design creating superior clamping force without damaging mating surfaces
• Enhanced corrosion resistance from high-strength alloy steel construction, extending service life in harsh industrial environments
• Global compliance assurance meeting DIN 916/ISO 4029 standards plus RoHS 3 and REACH regulations for international project compatibility
• Space-saving headless design allowing flush mounting where clearance is limited, ideal for machinery and equipment applications

Professional Applications & Engineering Value

This M12 set screw delivers critical engineering solutions for industrial applications requiring precision fastening and reliable performance. The alloy steel construction with Rockwell C45 hardness provides exceptional strength-to-weight ratio, resisting shear forces and maintaining clamp load under vibration. The metric fine thread with 1.5mm pitch offers superior adjustment precision in positioning applications, while the cup tip design ensures positive seating without marring shaft surfaces. Particularly valuable in machinery assembly, automotive components, and precision equipment, this hex headless screw solves common challenges of space constraints and vibration-induced loosening. The right hand thread configuration with Class 5g6g thread fit guarantees consistent engagement and reliable performance in high-stress industrial environments.

Specification Summary & Compliance

This M12 x 1.5mm x 50mm set screw features precision metric fine threads with Class 5g6g thread fit tolerance ensuring consistent performance. Manufactured to DIN 916 ISO 4029 specifications, the screw maintains dimensional accuracy and mechanical properties required for industrial applications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety standards for use in global markets. The combination of alloy steel material and controlled manufacturing processes ensures reliable performance in demanding fastener applications.