S-97725A123 22.2 mm ID x 28.9 mm OD DIN 7603 Metal Sealing Washers

Key Features & Benefits at a Glance

• Superior electrical conductivity for reliable current transfer in electrical assemblies and grounding applications
• Excellent corrosion resistance ensuring long-term performance and durability in harsh or humid environments
• Non-magnetic properties making them ideal for sensitive electronic equipment and instrumentation
• High-temperature stability maintaining integrity in demanding thermal conditions
• Precise dimensional compliance with DIN 7603 standards for consistent fit and function with M22 fasteners
• Copper material benefits including natural antimicrobial properties and malleability for effective sealing
• Wide application versatility from plumbing systems to industrial machinery requiring reliable sealing and conductivity

Professional Applications & Engineering Value

These M22 metric copper flat washers deliver critical engineering solutions where standard steel washers fail. The copper construction provides inherent corrosion resistance that prevents galvanic corrosion when used with dissimilar metals, while the non-magnetic properties ensure interference-free operation in sensitive electronic environments. The DIN 7603 compliance guarantees precise dimensional accuracy (22.2mm ID x 28.9mm OD) for perfect fit with M22 fasteners, eliminating installation issues. These washers excel in electrical applications where superior conductivity is paramount, plumbing systems requiring reliable sealing, and high-temperature environments where copper maintains structural integrity. The 1.3-1.7mm thickness range provides optimal compression characteristics for effective load distribution and vibration resistance.

Specification Summary & Compliance

These copper flat washers feature precise metric dimensions with 22.2mm inner diameter, 28.9mm outer diameter, and 1.3-1.7mm thickness range, manufactured to DIN 7603 standards for dimensional accuracy and performance consistency. The washers comply with industry standards for electrical grade copper materials and are suitable for applications requiring RoHS and REACH compliance. The manufacturing process ensures consistent flatness and surface quality for reliable performance in professional industrial applications.