Convert Feet per Minute to Knots
Convert Feet per Minute (ft/min) to Knots (kn) instantly and accurately.
Conversion Formula
kn = ft/min × 0.009874730022
About Feet per Minute
A foot per minute (ft/min) = 5.08 × 10⁻³ m/s - the US standard for elevator speed, HVAC duct velocity, and conveyor speed. Residential lifts: 100-200 ft/min; commercial 200-400 ft/min; skyscraper express lifts 1,000-3,000 ft/min (Burj Khalifa 2,953 ft/min). HVAC low-velocity ductwork: 500-1,000 ft/min; medium-velocity 1,000-2,200 ft/min. Paper machine Fourdrinier wires: 200-6,000 ft/min. 1 ft/min = 0.00508 m/s.
About Knots
A knot (kn) = 1 nautical mile per hour = 1,852/3,600 m/s ≈ 0.51444 m/s - the universal speed unit for aviation and maritime navigation (ICAO and IMO standard). GA aircraft cruise 100-140 kn; commercial airliners 450-480 kn; Concorde 1,176 kn (Mach 2). Container ships 18-22 kn; QM2 exceeds 30 kn. Beaufort Force 12 hurricane begins at 64 kn. Gulf Stream surface current 2-4 kn. 1 kn = 1.852 km/h = 1.15078 mph.
Quick Reference Table
| Feet per Minute (ft/min) | Knots (kn) |
|---|---|
| 1 ft/min | 0.00987473 kn |
| 2 ft/min | 0.0197495 kn |
| 5 ft/min | 0.0493737 kn |
| 10 ft/min | 0.0987473 kn |
| 25 ft/min | 0.246868 kn |
| 50 ft/min | 0.493737 kn |
| 100 ft/min | 0.987473 kn |