A robotic arm on the assembly line of an automation system relies on precise movement to place components into a circuit board. The Spieth contact diameter type III component ensures reliable electrical connectivity between the control unit and the actuator, enabling accurate signal transmission. This part is fitted within the motor housing of the robotic arm, where it maintains consistent contact under repeated motion and vibration. Its role is critical in sustaining the integrity of the control circuit, allowing the automation system to operate without interruption. In automation systems engineering, this component is essential for maintaining the reliability of motion control systems, where even minor contact issues can lead to operational delays or failures. The part is commonly found in industrial robots, conveyor systems, and automated guided vehicles, where consistent and durable electrical connections are paramount. Its presence ensures that automated processes run smoothly, supporting the efficiency and precision required in modern manufacturing environments.