S-91455A430 6.4 mm ID x 12 mm OD DIN 125; ISO 7089 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to zinc-flake coating, extending service life in harsh industrial environments
• Enhanced durability and load distribution with Rockwell B91 hardness, preventing deformation under pressure
• Precise dimensional fit with 6.4mm ID and 12mm OD, ensuring reliable performance with M6 screws
• Guaranteed interchangeability through compliance with DIN 125 and ISO 7089 international standards
• Environmental responsibility with full RoHS 3 and REACH compliance, meeting global regulatory requirements
• Optimized thickness range (1.4-1.8mm) providing consistent spacing and vibration resistance
• Reliable metric sizing for seamless integration into global manufacturing and maintenance operations

Professional Applications & Engineering Value

This M6 zinc-flake coated steel flat washer delivers critical engineering solutions for industrial applications where corrosion resistance and mechanical stability are paramount. The zinc-flake coating provides superior protection against rust and chemical exposure, making it ideal for automotive assemblies, outdoor machinery, and electrical enclosures operating in humid or corrosive environments. With its Rockwell B91 hardness and precise metric dimensions, this DIN 125/ISO 7089 compliant washer effectively distributes clamping force, prevents fastener loosening from vibration, and protects sensitive surfaces from damage. Engineers specify these flat washers for their reliable performance in maintaining joint integrity while meeting stringent industrial fastening requirements across European and international projects.

Specification Summary & Compliance

Manufactured to DIN 125 and ISO 7089 standards with precise metric dimensions: 6.4mm internal diameter, 12mm outer diameter, and 1.4-1.8mm thickness range. Material specifications include zinc-flake coated steel with Rockwell B91 hardness for consistent performance. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental responsibility and global market acceptance.