S-91210A645 M12 x 40 mm DIN 914, ISO 4027 Set Screws

Key Features & Benefits at a Glance

• Maximum Vibration Resistance - The 90° cone point design creates deep penetration and superior locking force, preventing loosening in high-vibration industrial applications
• Exceptional Strength and Durability - Made from high-strength alloy steel with Rockwell C45 hardness for reliable performance under heavy loads and repeated use
• Precise Thread Engagement - Class 5g6g thread fit ensures accurate mating with components, reducing the risk of cross-threading and installation errors
• Optimized Installation Efficiency - Hex drive design with 6mm drive size provides secure tool engagement and high torque transmission during assembly
• Superior Material Integrity - Alloy steel construction offers excellent wear resistance and maintains clamping force in demanding environments
• Reliable Industrial Compliance - Meets DIN 914 and ISO 4027 standards, ensuring dimensional accuracy and performance consistency across applications
• Enhanced Safety and Environmental Compliance - RoHS 3 and REACH compliant for use in regulated industries and environmentally conscious operations

Professional Applications & Engineering Value

This M12 set screw with coarse thread spacing and 90° cone point delivers critical engineering solutions for industrial applications where vibration resistance and permanent positioning are paramount. The headless hex drive design allows for flush mounting in confined spaces while providing substantial torque capability. Manufactured from alloy steel with Rockwell C45 hardness, this metric set screw maintains its structural integrity under dynamic loads, making it ideal for securing gears, pulleys, and collars on rotating shafts. The Class 5g6g thread fit ensures precise engagement with mating components, reducing installation time and preventing damage to expensive machinery. With its 1.75mm pitch coarse thread, this fastener provides rapid installation while the cone point creates permanent seating marks for maximum holding power in automotive, machinery, and heavy equipment applications.

Specification Summary & Compliance

This set screw features M12 x 1.75mm coarse thread with Class 5g6g thread fit tolerance, ensuring dimensional precision according to DIN 914 and ISO 4027 manufacturing standards. The 40mm length with 90° cone point tip provides consistent performance across industrial applications. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting current environmental and safety requirements for industrial components.