S-99642A111 M6 x 6 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Superior holding power from high-strength alloy steel construction with Rockwell C45 hardness, ensuring reliable performance in demanding applications
• Precise fine pitch threading (0.75mm) provides enhanced vibration resistance and superior clamping force compared to coarse thread alternatives
• Class 5g6g thread fit guarantees consistent dimensional accuracy and smooth installation in mating components
• Compact hex drive design (3mm) enables easy installation in confined spaces while maintaining high torque transmission capability
• Cup tip configuration creates positive seating and prevents damage to contact surfaces during tightening operations
• Headless construction allows for flush mounting where protruding fastener heads are not permissible
• Full regulatory compliance with RoHS 3 and REACH ensures environmental responsibility and global market acceptance

Professional Applications & Engineering Value

This M6 set screw delivers exceptional engineering value in applications requiring secure, permanent fastening solutions. The alloy steel composition combined with Rockwell C45 hardness provides outstanding resistance to shear forces and mechanical stress, making it ideal for precision machinery, automotive assemblies, and industrial equipment where vibration resistance is critical. The fine pitch metric threading (0.75mm) offers superior adjustment precision and maintains clamping force under dynamic loading conditions. The hex drive design ensures reliable installation with standard tools, while the cup tip configuration minimizes surface marring and provides positive engagement. Manufactured to DIN 916/ISO 4029 specifications, this headless set screw delivers consistent performance in alignment applications, shaft collars, and precision mechanical systems where space constraints and reliability are paramount concerns.

Specification Summary & Compliance

This precision fastener features Class 5g6g thread fit tolerance per ISO metric standards, ensuring dimensional accuracy and proper mating with corresponding internal threads. The screw conforms to DIN 916 ISO 4029 manufacturing specifications, guaranteeing consistent quality and performance. Environmental compliance includes RoHS 3 (2015/863/EU) Compliant status for restricted substance management and REACH (EC 1907/2006) Compliant certification (updated 01/17/2023 233 SVHC) for chemical safety regulations. The combination of metric fine pitch threading (M6 x 0.75mm) with precise 6mm length and 3mm hex drive provides engineers with a reliable, standardized component for demanding industrial applications.