The Glass Shelf is an OEM part for Frigidaire refrigerators. It is a sturdy and durable shelf designed to provide ample storage space within the refrigerator compartment. Symptoms of a bad glass shelf include: Cracks or chips in the glass surface The shelf becoming loose or unstable in its mounting Difficulty in sliding the shelf in and out smoothly Stains or discoloration that cannot be cleaned Causes of a faulty glass shelf can include accidental impact or dropping, excessive weight or pressure on the shelf, or general wear and tear over time. This OEM replacement is also compatible with Electrolux, Gibson, Kelvinator, and Kenmore models.240350619 (AP2115932) replaces 240350662, 240350663, 891121, AH429968, EA429968, PS429968.