The Whirlpool WP8268340 Lower Spray Arm Bearing supports smooth rotation of the lower spray arm for consistent dishwasher water coverage. This replacement bearing fits within the lower spray arm assembly and provides a stable contact point that allows the arm to rotate as pressurized water flows through its spray openings. Proper movement helps distribute water across the lower rack a... https://www.partsmelange.ca/whirlpool-wp8268340-lower-spray-arm-bearing-for-dishwasher