The Samsung DG64-00981A Range Main Knob is a replacement control knob designed to regulate heat settings on compatible cooking ranges. Constructed from PC+ABS material with a natural finish, this component connects directly to the control shaft on the front panel, allowing users to manage burner or oven functions through manual rotation. It operates by transferring turning movement to the internal switch mechanism, supporting accurate adjustment of cooking temperatures during daily use. Commonly installed as a replacement for worn or damaged knobs, it fits securely within the existing control layout of the appliance. This part assists in restoring proper control operation, supports consistent temperature regulation, and helps maintain safe handling while preparing food.