S-91390A625 M12 x 55 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Superior holding power with Class 5g6g thread fit ensuring reliable fastening in high-vibration environments
• Exceptional durability from alloy steel construction and Rockwell C45 hardness for long service life under heavy loads
• Precise positioning with cup tip design that creates consistent indentation for secure component alignment
• Space-saving installation through headless hex drive design ideal for confined spaces and flush mounting requirements
• Standardized compatibility meeting DIN 916/ISO 4029 specifications for seamless integration with metric components
• Enhanced corrosion resistance with RoHS 3 and REACH compliant materials suitable for industrial environments
• Quick installation using standard 6mm hex tools with right-hand coarse threads for efficient assembly operations

Professional Applications & Engineering Value

This M12 set screw delivers critical engineering solutions for industrial applications requiring precise component positioning and permanent fastening. The alloy steel construction with Rockwell C45 hardness provides exceptional resistance to vibrational loosening and mechanical stress, making it ideal for heavy machinery, automotive assemblies, and precision equipment. The headless hex drive design allows for flush mounting in space-constrained applications while maintaining maximum torque transmission. The cup tip creates a reliable indentation in shafts and rotating components, preventing slippage in high-torque environments. Meeting DIN 916/ISO 4029 standards, this metric set screw ensures dimensional accuracy and interchangeability across global manufacturing specifications, while the coarse thread design facilitates quicker installation and superior holding power in demanding industrial settings.

Specification Summary & Compliance

This precision set screw features M12 x 1.75mm coarse thread spacing with Class 5g6g thread fit tolerance, ensuring precise dimensional accuracy per international standards. The 55mm length and 6mm hex drive conform to DIN 916/ISO 4029 manufacturing specifications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and regulatory adherence for global industrial applications.