Overview Product Description Marathon B338 Fan and Blower Motor Features: Ball bearings, Rolled Steel, Continuous Duty, Capacitor Start Induction Run, 3/4" thru bolts shaft end. 1 1/2 HP 1725 RPM 56H FRAME SINGLE PHASE 277 VOLT 7.5 AMP S.F. 1.15 DRIP PROOF SELECTIVE CCW ROTATION RESILIENT BASE - EXTENDED STUDS 0.625" X 1.91" SHAFT KEYED C-DIMENSION 12.85" Cross Reference: 056C17D5349 Product Videos Custom Field Product Reviews