The Support, Spray Arm Lower is an OEM replacement part for Frigidaire dishwasher models. As a vital sub-assembly, it holds the lower rotating spray arm in place directly below the dish rack. Symptoms of a bad lower spray arm support include:  Inability to install or secure the lower spray arm into position   Leaks or pooling water on the dishwasher tub base  Ineffective water coverage of lower dishes during cycles Corrosion or wear around the support base mounting area Causes stem from normal wear from continual water pressure and hot temperatures dissolving any residual calcium buildup. Mineral deposits accumulating internally may also impede smooth arm rotation over time. This OEM Frigidaire part can also be used on Electrolux, Frigidaire, Gibson, Kelvinator, Westinghouse, and Sears/Kenmore.Part Number 5304518968 (AP6835554) replaces 154294101, 154294102, 5304506515, 154252101, 154292901, 4922150, PS12712289.