S-97725A540 10.2 mm ID x 15.9 mm OD DIN 7603 Metal Sealing Washers

Key Features & Benefits at a Glance

• Superior electrical conductivity ensures reliable current flow in electrical assemblies, reducing the risk of power loss or overheating.
• Excellent corrosion resistance from copper material extends service life in humid or chemically aggressive environments.
• Precise dimensional tolerances with 10.2mm ID and 15.9mm OD guarantee a secure fit for M10 screws, minimizing loosening under vibration.
• Effective thermal conductivity helps dissipate heat in high-temperature applications, protecting connected components.
• DIN 7603 compliance assures consistent quality and interchangeability in European machinery and industrial projects.
• Reliable sealing performance due to copper's malleability, providing tight seals against fluids and gases in plumbing or automotive systems.
• Durable construction with 1.3-1.7mm thickness offers robust load distribution without adding excessive bulk.

Professional Applications & Engineering Value

This M10 metric flat washer made from high-purity copper addresses critical needs in demanding sectors. In electrical applications, its inherent conductivity prevents energy loss at connection points, while corrosion resistance ensures longevity in outdoor or marine settings. For plumbing and automotive systems, the washer's malleable nature allows it to conform to uneven surfaces, creating reliable seals against leaks. The DIN 7603 standard guarantees dimensional precision, enabling easy integration into European-engineered equipment. By combining thermal management with vibration resistance, this copper flat washer reduces maintenance frequency and enhances operational safety in industrial assemblies.

Specification Summary & Compliance

This washer features an inner diameter of 10.2mm, outer diameter of 15.9mm, and thickness range of 1.3-1.7mm, designed for M10 screw sizes. It conforms to DIN 7603 specifications for dimensional accuracy and manufacturing consistency. The copper material complies with industry standards for electrical and thermal performance, and meets RoHS and REACH environmental directives for safe use in various international markets.