6I-4008: 20.1mm Inner Diameter Unthreaded Spacer

A Spacer creates a precise distance or gap between two objects. The spacer is designed to fit over fasteners. The size and shape of a spacer can vary depending on its intended use, but they are typically manufactured to very tight tolerance to ensure accurate spacing between components. Spacers can be coated or heat treated to enhance their properties. Attributes: • Prevents movement or shifting of the components. • Protects components from damage or wear by preventing them from rubbing against each other. Applications: A Spacer is used in water pump to separate the pump housing from the engine block and maintain a specific distance between the two components.