Nutone Vent Fan Motor; 3000 RPM, 1.1 amps, 120V # 89224 C-Frame Motor; 3000 RPM, 1.1 amps, 120V Shaft Size 7/32" x 2 3/16"; Rotation CCW 2 studs on back, 3/4" stack 2 Prong Plug 1 Year Manufacture Warranty