Waterway 310-4180B Impeller Assembly Replacement for Waterway 56-Frame Executive Series 5-Horsepower Pool and Spa Pump<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Impeller assembly replacement</li><li>Fits Waterway executive series 56-frame 5-Horsepower rated 230-volts and 16.4-ampere pool and spa pump</li><li>Impeller is 30-percent glass-filled Noryl</li><li>Includes vane with 5/8-inch wide opening</li><li>Measures 4-5/9-inch outside diameter and 2-1/8-inch inlet inside diameter</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41SYykDq8PL.jpg" noproxy>