The Nemco 45920 Oven Pointer Knob is a control knob applied to commercial cooking equipment, it allows the users to change the temperature or operational settings by rotating the knob to the desired position. The pointer design is installed on the control panel to assist in pointing to the current setting when using it. Its role in the appliance control system enables the fine-tuning of its usage in cooking. This part is usually present in foodservice ovens and holding systems and is changed during maintenance in order to regain the appropriate response to control and a clear indication of setting.