The surface element knob DG94-01300B is essential for managing the heat of your range's surface element. If your knob appears worn out or has become difficult to turn, it may be time for a replacement. Simply pull the worn knob straight off its post and replace it with this new one, restoring your control over the cooking surface. Genuine Samsung part for 5.8 cu. ft. slide-in electric ranges. Verify your device's model number for compatibility before purchasing.