Shaft Grounding Ring, Compatible Motor Frame 364T, 365T, 444TS, 445TS, 447TS, 449TS, For Motor Frame Type NEMA, For Nominal Shaft Diameter 2 3/8 in, Material Aluminum, Ring Construction One Piece, Ring Outside Diameter 3 3/4 in, System of Measurement Inch, Features Designed to Help Extend Motor Life by Safely Diverting Harmful VFD