Hiorucet 8710-4358 8715-4481 Blower Wheel For Fasco Draft Inducers, 8710-4358 Blower Wheel 4-3/4" Diameter 1-3/4" Width For Fasco A225, A137, A136, A142, A165, A168, A224, A227, A307, A158, A280.