| Base Diameter | Not Applicable |
| Base Dimension | 57 1/2 in Square |
| Base Height, Base Height (In.) | 1 3/4 in |
| Base Length (In.), Base Width (In.) | 57-1/2 |
| Base Length, Base Width, Overall Width | 57 1/2 in |
| Base Size - Roof Ventilators | 57 1/2 in x 57 1/2 in |
| Blade Dia., Blade Diameter | 48 in |
| Cutout Length | 52 in |
| Cutout Size | 52 in L x 52 in W |
| Housing Length, Housing Width, Overall Dia. (In.), Overall Diameter | 56 in |
| Overall Depth | 74 in |
| Overall Height | 71 7/8 in |
| Overall Height (In.) | 71 5/6 in |
| Propeller Shaft Diameter, Shaft Dia. Propeller End (In.), Shaft Dia. Sheave End (In.) | 1 1/4 in |
