The Water Supply Tube is an OEM part for LG dishwashers, designed to channel water effectively to various parts of the dishwasher during operation. This component allows the unit to fill, rinse, and clean dishes efficiently. The water supply tube is strategically positioned to distribute water to the spray arms, ensuring a thorough and even cleaning cycle by reaching all dishes, regardless of their placement in the racks. Causes of these issues can range from physical damage due to impact or mishandling, clogs from mineral deposits or debris in the water, to general wear and tear over time. Symptoms of a malfunctioning Water Supply Tube include: Inadequate water flow to the spray arms  Leakage or dripping water from the tube  Unusual noises during the water filling phase  This OEM LG part is also compatible with some Kenmore models.Part Number 4975DD1002A (AP4439115) replaces 1267811, 4974DD1001A, AH3524750, EA3524750, PS3524750.