S-97725A102 6.2 mm ID x 11.9 mm OD DIN 7603 Metal Sealing Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from high-quality aluminum, ideal for humid or chemically aggressive environments.
• Significant weight reduction for assemblies where minimizing mass is critical, such as in aerospace and automotive applications.
• Precise dimensional fit with a 6.2mm inner diameter designed specifically for M6 screws, ensuring secure fastening.
• Enhanced load distribution provided by the 11.9mm outer diameter, protecting sensitive surfaces from damage.
• Consistent performance with a controlled thickness range of 0.8-1.2mm, guaranteeing reliable sealing and spacing.
• Guaranteed interchangeability and quality assurance through compliance with the DIN 7603 standard.
• Excellent electrical and thermal conductivity of aluminum, beneficial for specialized electrical or thermal management assemblies.

Professional Applications & Engineering Value

This M6 metric aluminum flat washer is engineered to solve common industrial challenges such as galvanic corrosion and excessive weight in assemblies. Its aluminum construction inherently resists rust, making it a durable choice for automotive underbody components, aerospace structures, and outdoor electronic enclosures where exposure to moisture is a concern. The flat washer design and DIN 7603 specification ensure a perfect fit for M6 screws, providing a reliable, corrosion-resistant barrier that distributes clamp load effectively. This prevents surface damage to softer materials and maintains joint integrity, thereby reducing maintenance needs and extending the service life of the overall assembly in demanding industrial applications.

Specification Summary & Compliance

This washer conforms to the dimensional and tolerance requirements of the DIN 7603 standard. Key specifications include an Inner Diameter (ID) of 6.2 mm, Outer Diameter (OD) of 11.9 mm, and a Thickness range of 0.8-1.2 mm, designed for use with M6 screw sizes. The product is manufactured from aluminum and is compliant with RoHS and REACH environmental directives.