The Spring-Key is an OEM part for Samsung microwaves. This component is essential for the proper functioning of the microwave's door mechanism, ensuring that the door opens and closes smoothly. It plays a crucial role in maintaining the safety and efficiency of the microwave during operation. Over time, the Spring-Key can wear out or become damaged. Causes of a bad Spring-Key can include frequent use, accidental damage, or metal fatigue from repeated stress. Symptoms of a bad Spring-Key include: The microwave door not closing properly Difficulty in opening the microwave door The microwave not starting due to door latch issues This OEM Samsung part is designed to maintain the integrity of your microwave's door mechanism.This part fixes the following symptomsDoor stuck closedDE61-00048A (AP4342167) replaces 1869332, PS4226813.