S-97310A131 6.4 mm ID x 17 mm OD DIN 7349 Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to passivated 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• Precise dimensional fit with 6.4mm inner diameter specifically designed for M6 screws, providing secure fastening and vibration resistance
• Enhanced load distribution from the 17mm outer diameter, reducing surface pressure and preventing material damage
• Consistent performance guaranteed by DIN 7349 standard compliance, ensuring interchangeability and engineering accuracy
• Durable mechanical properties with 2.7-3.3mm thickness range, offering reliable spacing and structural stability
• Environmental and regulatory safety through full RoHS 3 and REACH compliance, meeting strict international substance restrictions
• Broad industrial compatibility as a metric flat washer, suitable for global machinery and equipment applications

Professional Applications & Engineering Value

This M6 flat washer delivers critical engineering value by addressing common industrial fastening challenges. Manufactured from passivated 18-8 stainless steel, it provides exceptional corrosion resistance in moist, chemical, or outdoor environments, preventing fastener failure and maintenance downtime. The precise metric dimensions (6.4mm ID, 17mm OD) and DIN 7349 conformity ensure perfect fit with M6 screws, distributing clamp load evenly to protect sensitive surfaces and reduce loosening from vibration. Ideal for industrial machinery, automotive assemblies, and electrical enclosures, this washer maintains integrity under static and dynamic loads, offering a reliable, standardized solution for B2B procurement teams seeking durable, compliant components.

Specification Summary & Compliance

This flat washer adheres to DIN 7349 specifications with metric dimensions: 6.4mm inner diameter, 17mm outer diameter, and 2.7-3.3mm thickness range. It is manufactured from 18-8 stainless steel with a passivated surface finish for enhanced durability. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets current environmental and safety standards for industrial use.