| Model | D551 |
| Output Watts | 2 |
| Construction | Alum |
| Voltage | 115 |
| RPM | 1550 |
| Rotation Facing Opposite Shaft End |
CCW |
| Qty. per Carton | 12 |
| Shaft Thread | 1/4-20 |
| No. of Rear Mounting Holes |
4 |
| Qty. Tapped and Untapped |
3 tapped, 1 untapped |
| No. of Foot/Boss Mounts |
2 |
| Qty. Tapped and Untapped |
1 tapped, 1 untapped |
