The Glass Shelf is an OEM part for Frigidaire refrigerators. This shelf provides a sturdy and durable surface for storing food and beverages within the refrigerator. The glass measures approximately  23.78 x 18.02 inches Common causes of a bad glass shelf include impacts from heavy or awkwardly shaped items, thermal stress from hot items being placed directly on the glass, or general wear and tear over time. Sharp edges from chips or cracks can also pose safety hazards. Symptoms of a bad glass shelf include: Cracks or chips in the glass The shelf not fitting securely into its brackets Sagging or instability under normal weight Visible scratches or cloudiness on the glass surface This OEM replacement is also compatible with Electrolux, Gibson, Kelvinator, and Kenmore models.240350621 (AP2115934) replaces 240350678, 240443310, 917206, AH429970, EA429970, PS429970.