Dial 6151 3-3/4” x 1/2″ Variable Motor Pulley, 1/2 or 3/4 HP Cooler Motors
Its sturdy construction provides dependability and long-life. And because the pulley’s 2 sides are adjustable, you can fine-tune the v-belt tension to prevent your motor from over-heating. 026529615105, Evaporative Motor Pulley.