The Filter Ball is an OEM replacement part for GE dishwashers. As a key internal filtration component, it helps trap and remove food soils and other residue from washing water to maintain hygienic cleanliness standards.  Causes of a bad filter ball can include worn filter mesh that no longer adequately strains soils or substances that pass through more readily over time.  Symptoms of a bad filter ball include: Dirty wash water that fails to fully sanitize dishes Cloudy rinse water that leaves behind streaks and residue  Excess food debris collecting in drainage areas  This GE replacement filter ball is also compatible with some Hotpoint, RCA, and Kenmore dishwashers.Part Number WD12X10408 (AP5645087) replaces 2691811, PS4704215, WD12X10246.