The Refrigerator Door Gasket is an OEM part for Frigidaire refrigerators. It lines the edge of the refrigerator door, creating an airtight seal that prevents warm air from entering and cold air from escaping the unit. This seal is crucial for maintaining the efficiency of the refrigerator, ensuring that it runs smoothly and keeps food at the correct temperatures without overworking the cooling system. Symptoms of a bad Refrigerator Door Gasket include: Visible cracks, splits, or wear in the gasket material Condensation or frost build-up around the door edges The refrigerator door not closing fully or seeming to have air leaks Causes of a bad door gasket can stem from natural degradation over time, exposure to food oils and residues that degrade the rubber, or deformities caused by improper door usage or accidents. This OEM replacement is also compatible with Electrolux, Gibson, Kelvinator, and Kenmore models.This part fixes the following symptomsDoor sweating241872512 (AP4316031) replaces 1379488, 240390704, 240514612, 240542112, 240542124, 5304439526, PS1991436.