Waterway SMF Impeller Assy [2hp] is a genuine-style replacement component from Waterway Plastics designed to support pump water movement, hydraulic efficiency, and dependable circulation. For pool and spa equipment repairs, small parts like this can make a meaningful difference in how well the system seals, fits, and operates after service.Impellers are model- and horsepower-specific, so replacing the part with the correct Waterway assembly is important for restoring intended pump performance. This item is best selected by matching the existing impeller, pump series, horsepower rating, and part number.Use this item when repairing compatible Waterway equipment or replacing a missing, worn, or damaged part. Because many pool and spa components look similar, verify the part number, dimensions, connection style, and system application before purchase. Replacement impeller assembly for compatible Waterway pumps Supports proper flow and pump performance Helpful when repairing damaged, worn, or noisy wet-end components Model and horsepower matching is recommended before installation Uses Waterway part number 310-7530 for identification