S-97725A800 12.2 mm ID x 15.9 mm OD DIN 7603 Metal Sealing Washers

Key Features & Benefits at a Glance

• Lightweight and corrosion-resistant due to the aluminum material, ideal for applications where weight savings and durability in harsh environments are critical.
• Precise dimensional fit with a 12.2mm inner diameter designed specifically for M12 screws, ensuring secure fastening and reducing assembly errors.
• Optimized load distribution from the 15.9mm outer diameter and 1.3-1.7mm thickness, helping to prevent surface damage and maintain joint integrity under pressure.
• Reliable compliance with DIN 7603 standards, guaranteeing consistent quality, interchangeability, and performance in industrial settings.
• Excellent for metric system applications, providing seamless integration with other metric hardware and simplifying global supply chain sourcing.
• Superior corrosion resistance without additional coatings, making these washers a cost-effective, long-lasting solution for various industrial uses.

Professional Applications & Engineering Value

These M12 metric flat washers are engineered to address common industrial challenges such as galvanic corrosion, weight constraints, and the need for reliable load-bearing surfaces. Made from aluminum, they offer inherent corrosion resistance, which is vital in environments exposed to moisture or chemicals, reducing maintenance and replacement costs. The precise dimensions—12.2mm ID and 15.9mm OD—ensure a perfect fit for M12 screws, preventing loosening and distributing loads evenly to protect sensitive materials from indentation or stress concentration. Complying with DIN 7603, these washers provide consistent performance in assembly lines, machinery, and structural applications, enhancing the longevity and safety of industrial fastening systems while supporting efficient, metric-based engineering projects.

Specification Summary & Compliance

This flat washer features an inner diameter of 12.2mm, outer diameter of 15.9mm, and thickness ranging from 1.3-1.7mm, manufactured to precise metric system tolerances. It conforms to the DIN 7603 standard, ensuring dimensional accuracy and reliable performance for use with M12 screw sizes. The product is made from aluminum, providing excellent corrosion resistance, and is suitable for various industrial applications where compliance with established engineering specifications is required.