S-98026A513 6.5 mm ID x 17.7 mm OD DIN 9021 Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc yellow-chromate plating for extended service life in harsh industrial environments
• Optimal load distribution with precise 17.7mm outer diameter to prevent surface damage and fastener loosening
• Perfect compatibility with M6 Class 10.9 high-strength fasteners for reliable heavy-duty applications
• Precision engineering to DIN 9021 standards ensuring consistent performance and dimensional accuracy
• Environmental compliance with RoHS 3 and REACH regulations for safe, sustainable industrial use
• Durable steel construction providing excellent mechanical strength and long-term reliability
• Easy installation with 6.5mm inner diameter designed for smooth fitting on M6 fasteners

Professional Applications & Engineering Value

This M6 flat washer delivers exceptional engineering value through its zinc yellow-chromate plated steel construction, specifically designed to address common industrial fastening challenges. The DIN 9021 compliant design ensures precise dimensional tolerances and uniform thickness (1.4-1.8mm) for consistent load distribution across mating surfaces. This prevents stress concentration, surface indentation, and fastener loosening in high-vibration environments. The corrosion-resistant plating protects against oxidation and chemical exposure, making these metric washers ideal for automotive assemblies, heavy machinery, structural steel connections, and outdoor equipment where Class 10.9 fasteners require reliable, long-lasting support. The combination of material durability and precision engineering solves critical issues of joint integrity maintenance under heavy loads and harsh operating conditions.

Specification Summary & Compliance

This flat washer features precise metric dimensions with 6.5mm inner diameter, 17.7mm outer diameter, and 1.4-1.8mm thickness range. Manufactured to DIN 9021 standards for dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for industrial applications worldwide. Specifically engineered for use with M6 Class 10.9 high-strength fasteners in demanding mechanical and structural applications.