Conversion Formula
$$\nu_{\text{ft²/s}} = \nu_{\text{cSt}} \times 1.07639 \times 10^{-5}$$
Multiply centistokes by 1.07639e-5 to get ft²/s.
cSt to ft²/s Conversion Table
| Centistoke (cSt) | Square Foot per Second (ft²/s) |
|---|---|
| 0.1 | 0.00000107639 |
| 0.5 | 0.00000538196 |
| 1 | 0.0000107639 |
| 2 | 0.0000215278 |
| 5 | 0.0000538196 |
| 10 | 0.000107639 |
| 25 | 0.000269098 |
| 50 | 0.000538196 |
| 100 | 0.00107639 |
| 250 | 0.00269098 |
| 500 | 0.00538196 |
| 1,000 | 0.0107639 |
cSt to ft²/s in Engineering
Kinematic viscosity (dynamic viscosity divided by density) is directly used in Reynolds number calculations, pipe flow analysis, and lubrication specifications. The centistoke (cSt) is the most common practical unit, where water at 20°C ≈ 1.004 cSt.
Centistoke: Most common practical kinematic viscosity unit. Equal to mm²/s. Water at 20°C ≈ 1.004 cSt. Standard for lubricant specs.
Square Foot per Second: US customary kinematic viscosity unit. Used in US fluid mechanics and Reynolds number calculations.