S-97310A133 10.5 mm ID x 25 mm OD DIN 7349 Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from passivated 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• Precise dimensional fit with 10.5mm inner diameter designed specifically for M10 screws, providing secure fastening without slippage
• Optimal load distribution with 25mm outer diameter, reducing surface pressure and preventing damage to assembled materials
• Guaranteed manufacturing consistency through DIN 7349 compliance, ensuring interchangeability and reliable performance in metric applications
• Enhanced durability with 3.7-4.3mm thickness range, maintaining structural integrity under sustained mechanical stress
• Environmental compliance assurance with RoHS 3 and REACH regulations, making them suitable for regulated industries and international projects
• Wide industrial compatibility with metric system standardization, simplifying procurement and inventory management for global operations

Professional Applications & Engineering Value

These M10 flat washers deliver critical engineering value by addressing common industrial fastening challenges. The passivated 18-8 stainless steel construction provides exceptional corrosion resistance, making them ideal for applications exposed to moisture, chemicals, or outdoor elements where rust prevention is paramount. The precise metric dimensions (10.5mm ID, 25mm OD) ensure perfect compatibility with M10 screws, eliminating play and maintaining clamping force in vibrating machinery, structural assemblies, and precision equipment. Manufactured to DIN 7349 standards, these washers offer reliable performance in automotive, manufacturing, and marine applications where consistent load distribution and fastener integrity are essential for operational safety and reduced maintenance cycles.

Specification Summary & Compliance

This flat washer features metric dimensions with 10.5mm inner diameter, 25mm outer diameter, and 3.7-4.3mm thickness range, engineered for precise fit with M10 screw sizes. Manufacturing complies with DIN 7349 standards for dimensional accuracy and quality consistency. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations (including 233 SVHCs as of 01/17/2023), ensuring environmental responsibility and regulatory adherence for global industrial applications.