US Motors® Rescue® Direct Drive Fan/Blower, Application Type: Fan & Blower Motors, 1/2 hp, 115 VAC, 7.3 A, 60 Hz, 1 ph, 1075 rpm, 4 Speed, Open Air Over, NEMA 48YZ Frame, 1/2 in Dia Shaft, Reversible, Service Factor: 1, Self-Aligning Ball Bearing, 57.37 oz-ft Breakdown, 10.63 oz-ft Locked Rotor, Belly Band/Hub Ring/Stud Mount, Insulation Class: Class B, 5.6 in Dia x 9.8 in L