S-97725A530 8.2 mm ID x 12.4 mm OD DIN 7603 Metal Sealing Washers

Key Features & Benefits at a Glance

• Superior electrical conductivity ensures reliable current flow in electrical systems and prevents performance degradation
• Excellent corrosion resistance extends service life in humid, chemical, or outdoor environments without rust formation
• Non-magnetic properties make these washers ideal for sensitive electronic equipment and applications requiring magnetic field neutrality
• Precision dimensional compliance with DIN 7603 guarantees perfect fit and consistent performance with M8 fasteners
• Durable copper construction maintains structural integrity under vibration and thermal cycling conditions
• Versatile sealing capability provides effective leak prevention in plumbing, hydraulic, and automotive fluid systems
• Wide thickness tolerance (1.3-1.7mm) accommodates manufacturing variations while maintaining proper clamping force

Professional Applications & Engineering Value

These M8 metric copper flat washers deliver critical engineering solutions where standard steel washers would fail. The high-purity copper material provides exceptional electrical conductivity for grounding applications, electrical panels, and power distribution systems, eliminating the risk of poor connections that can lead to equipment failure. In automotive assemblies and plumbing systems, the washers' natural corrosion resistance and malleability create reliable seals against fluids and gases without galling or seizing. The non-magnetic properties make them indispensable in medical imaging, aerospace instrumentation, and telecommunications equipment where magnetic interference must be avoided. Manufactured to DIN 7603 specifications, these washers ensure dimensional precision for consistent performance across industrial applications.

Specification Summary & Compliance

These copper flat washers feature precise dimensions of 8.2mm inner diameter, 12.4mm outer diameter, and thickness ranging from 1.3-1.7mm, specifically designed for M8 screw applications. The washers conform to DIN 7603 standards for dimensional accuracy and manufacturing quality. While hardness is not specifically rated, the copper material provides optimal ductility for sealing applications. These components comply with RoHS and REACH environmental regulations, ensuring they contain no restricted hazardous substances for use in various industrial and commercial applications.