| Type: | Shaded Pole |
|---|---|
| RPM: | 1550 |
| Diameter (Inches): | 3.3" |
| Speeds: | 1 |
| Horse Power: | 1/20 |
| Voltage: | 208/230V |
| Amperage: | 0.9 |
| Bearings: | Sleeve |
| Rotation: | CWSE |
| Enclosure Type: | Open |
As per Packard's site it looks like the shaft is 5/16 diameter x 2-5/16 length. I don't believe this will really fit a 3/4 pulley properly. Here is a link to the specs if you like http://www.packardonline.com/Shop/Product/306