Unique to the Model A91 shipped prior to 07/2021
| Impeller Type | Closed Face |
| Impeller Diameter OD | 3-7/8″ |
| Vane Width ID | 1/4″ |
| Eye Diameter OD | 1-7/8″ |
| Eye Length | 1″ |
| Impeller Width OD | 1/2″ |
| Seal Seat Depth | n/a |
| Shaft Length | 1-7/16″ |
| Shaft Diameter OD | 5/8″ |
| Seal Seat Diameter OD | n/a |
| Manufacturer | Speck |
| Pump Application | A91 |







