The Frigidaire 316220000 Surface Burner Knob White for Range is a replacement control component designed to regulate heat levels on a range cooktop. It works by connecting to the burner control shaft, allowing users to adjust the flame or heating intensity with a simple turn. This direct control helps ensure accurate temperature settings for cooking tasks. The knob’s clear markings support ease of use and consistent operation during everyday meal preparation. Replacing a worn or damaged knob helps restore proper control, improves safety, and maintains the appliance’s appearance. It offers a practical solution for keeping the range functioning reliably and efficiently over time.