General description Connect Common Rail Copper Injector Washer is designed for use in diesel engines, ensuring a reliable seal for fuel injectors. This product comes in a pack of 50 washers, each measuring 14.6mm in outer diameter, 7.5mm in inner diameter, and 3.0mm in thickness. Technical specifications Outer Diameter: 14.6mm Inner Diameter: 7.5mm Thickness: 3.0mm Quantity: 50 pieces