Convert pound-force to kilonewton
1 lbf = 0.004448221615 kN
1 lbf = 0.00445 kN
1 lbf in every force unit
| newton | 4.45 N |
| kilonewton | 0.00445 kN |
| dyne | 445,000 dyn |
| pound-force | 1 lbf |
| kilogram-force | 0.454 kgf |
How the conversion works
Multiply by 0.004448221615 to go from pound-force to kilonewton, or divide by it to go back. Every conversion on this site routes through the SI value (N) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? kilonewton to pound-force — 1 kN = 224.8089431 lbf.
pound-force to kilonewton — common values
| 1 lbf | 0.0044482216 kN |
| 2 lbf | 0.0088964432 kN |
| 3 lbf | 0.013344665 kN |
| 5 lbf | 0.022241108 kN |
| 10 lbf | 0.044482216 kN |
| 15 lbf | 0.066723324 kN |
| 20 lbf | 0.088964432 kN |
| 25 lbf | 0.11120554 kN |
| 50 lbf | 0.22241108 kN |
| 75 lbf | 0.33361662 kN |
| 100 lbf | 0.44482216 kN |
| 250 lbf | 1.1120554 kN |
| 500 lbf | 2.2241108 kN |
| 1000 lbf | 4.4482216 kN |