Our Series 3500-MM Copper Sealing Washers for Metric Banjo Adapters are designed to provide a secure, leak-free seal in fluid systems, specifically for metric banjo fittings. Made from high-quality copper, these washers are ideal for creating a tight seal between the banjo adapter and the connecting surface, preventing fluid leaks and ensuring the efficient operation of the system. Their durability and resistance to wear make them an essential component in high-pressure applications, offering long-lasting performance. These sealing washers are engineered to withstand extreme temperatures and pressure, providing a reliable connection for hydraulic and pneumatic systems.