Flange Input NEMA Frame Size 324T 324TS 326T 326TS Output NEMA Frame Size 324TC 324TSC 326TC 326TSC Rabbet Diameter 5/8 In.-11 Overall Diameter 15 9/16 in For Use With Open Dripproof Cast Iron Motors Application Converts 324/326T and 324/326TS Frame into 324/326TC