The Drain Pump Cover is an OEM part for Bosch dishwashers. This cover protects the drain pump mechanism from debris while draining dirty water after each cycle. Causes of a bad drain pump cover include cracks or breaks from heavy impacts over time. Symptoms of an improperly functioning cover include: Leaks in the area around the drain pump Decreased drain and pump performance over time Potential clogs from broken pieces inside This genuine OEM Bosch part is also compatible with Thermador, Gaggenau and select Kenmore models.Part Number 00165263 (AP2802379) replaces 00423419, 165263, 423419, 935362, AH3439100, EA3439100, PS3439100, PS8697044.