S-97400A858 M5 DIN 6923 Flange Nuts

Key Features & Benefits at a Glance

• Superior vibration resistance with serrated locking teeth that bite into mating surfaces, preventing loosening under dynamic loads
• Enhanced load distribution through the 11mm flange design, reducing surface pressure and preventing material damage
• Excellent corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Reliable thread engagement with Class 6H thread fit ensuring precise mating with compatible bolts
• High torque application capability through external hex drive design for secure installation with standard tools
• Industry standard compliance with DIN 6923 specifications guaranteeing consistent performance and interchangeability
• Environmental regulation compliance meeting both RoHS 3 and REACH standards for safe industrial use

Professional Applications & Engineering Value

This M5 serrated flange lock nut delivers critical vibration resistance in demanding applications where safety and reliability are paramount. The 18-8 stainless steel construction provides exceptional corrosion resistance for outdoor equipment, marine components, and food processing machinery. The integrated serrated locking technology creates a permanent biting action that eliminates the need for additional locking devices, reducing assembly time and maintenance costs. The 11mm flange diameter distributes clamping force over a wider area, preventing surface damage to softer materials while maintaining joint integrity. Engineered to DIN 6923 standards with coarse metric threading, this fastener ensures reliable performance in automotive assemblies, industrial machinery, and electrical enclosures where vibration-induced loosening poses significant operational risks.

Specification Summary & Compliance

This M5 x 0.8 mm flange lock nut features Class 6H thread fit precision and conforms to DIN 6923 manufacturing standards. The external hex drive design accommodates standard wrenching tools while the serrated locking mechanism provides consistent vibration resistance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors. With metric coarse threading and right-hand thread direction, this fastener delivers reliable performance in accordance with international engineering specifications.