The Tub Gasket is an OEM part for GE dishwashers. It creates a watertight seal around the dishwasher tub, preventing water from leaking out during the wash cycle and ensuring efficient operation. You should replace the tub gasket if it becomes worn, cracked, or damaged. Causes of a bad tub gasket can include normal wear and tear from repeated use, buildup of detergent and food debris, or physical damage from sharp objects or improper installation. Symptoms of a bad tub gasket include: Water leaking from the dishwasher door Visible cracks or tears in the gasket Difficulty in closing the dishwasher door securely Moisture or puddles around the base of the dishwasher This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.Part Number WD08X10063 (AP3994669) replaces 1263915, AH1481856, EA1481856, PS1481856.