This component is responsible for securing the door during the wash cycle to prevent any accidental opening and ensure proper operation. The specific description of this part might vary depending on the retailer or manufacturer, but generally, it's referred to as a "door lock assembly" or "door interlock switch." It's an essential safety feature in washing machines to prevent injury and damage. If you need more detailed information, you might want to refer to the user manual of your LG washing machine or contact LG customer support for assistance