General description High-quality copper washers designed for common rail diesel injectors. Each washer measures 15mm in outer diameter, 7.5mm in inner diameter, and 3mm in thickness. Pack includes 50 pieces, ensuring you have enough for multiple applications. Technical specifications Outer Diameter: 15mm Inner Diameter: 7.5mm Thickness: 3mm Material: Copper Quantity: 50 pieces Compatibility and accessories Compatible with Iveco and Renault vehicles. OE Number: 27D151.