S-93849A201 6.6 mm ID x 22 mm OD DIN 440-R Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• Precise dimensional fit with 6.6mm inner diameter for secure M6 screw compatibility and reduced vibration
• Optimized load distribution through 22mm outer diameter, minimizing surface damage and material stress
• Strict DIN 440-R compliance guaranteeing consistent quality and interchangeability in industrial assemblies
• Environmental regulation adherence with full RoHS 3 and REACH compliance for global supply chain integration
• Versatile thickness range (1.7-2.3mm) accommodating various compression and spacing requirements
• Metric system standardization enabling seamless integration with international engineering specifications

Professional Applications & Engineering Value

This M6 flat washer delivers critical engineering solutions where corrosion resistance and dimensional precision are paramount. Manufactured from 18-8 stainless steel, it effectively prevents galvanic corrosion in chemical processing, marine, and food-grade equipment while maintaining structural integrity under constant load. The DIN 440-R standard ensures uniform thickness and diameter tolerances, eliminating fastener loosening in high-vibration machinery and automotive assemblies. Its metric dimensions (6.6mm ID × 22mm OD) provide optimal bearing surface for M6 fasteners, distributing clamp force evenly to prevent joint failure in structural frameworks and precision instruments. The flat washer design serves as essential insulation between dissimilar metals, extending service life in electrical enclosures and outdoor infrastructure.

Specification Summary & Compliance

This metric flat washer maintains precise dimensional tolerances per DIN 440-R specifications with 6.6mm inner diameter, 22mm outer diameter, and 1.7-2.3mm thickness range. Manufactured from 18-8 stainless steel for consistent mechanical properties, it meets international regulatory requirements including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) adherence regarding substance restrictions. The washer is engineered for reliable performance with M6 screw size compatibility across industrial applications requiring standardized metric components.