S-91390A624 M12 x 18 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Superior holding power with Rockwell C45 hardened alloy steel construction for exceptional resistance to wear and deformation in demanding applications
• Precise Class 5g6g thread fit ensures reliable engagement and consistent clamping force, reducing assembly errors and rework
• Hex drive design with 6mm drive size provides secure tool engagement and high torque transmission, minimizing stripping and improving installation efficiency
• Cup tip design creates deep indentation on shafts for positive locking, preventing component slippage and enhancing operational safety
• Coarse thread pitch (1.75mm) enables quick installation and removal, saving time in maintenance and production line adjustments
• Full compliance with DIN 916/ISO 4029 standards guarantees dimensional accuracy and interchangeability in global industrial applications
• RoHS 3 and REACH environmental compliance ensures safe use in regulated industries while supporting corporate sustainability initiatives

Professional Applications & Engineering Value

This M12 x 1.75mm alloy steel set screw delivers critical engineering solutions where vibration resistance and permanent positioning are paramount. The Rockwell C45 hardness provides exceptional durability against rotational forces in machinery, while the hex headless design allows flush mounting in confined spaces. The Class 5g6g thread fit maintains precise tolerances for secure fastening in automotive assemblies, industrial equipment, and precision tooling. The cup tip penetrates mating surfaces effectively, preventing axial movement in pulley systems, gear assemblies, and coupling applications. Manufactured to DIN 916/ISO 4029 standards, these metric set screws ensure reliable performance in European and international engineering projects requiring standardized components.

Specification Summary & Compliance

This M12 set screw features 1.75mm coarse thread pitch with Class 5g6g thread fit per ISO metric standards, ensuring dimensional accuracy for industrial applications. The 18mm length and 6mm hex drive comply with DIN 916/ISO 4029 manufacturing specifications. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations confirms environmental safety for global supply chain integration.