Convert pound-force to newton
1 lbf = 4.448221615 N
1 lbf = 4.4482 N
1 lbf in every force unit
| micronewton | 4,448,200 μN |
| dyne | 444,820 dyn |
| millinewton | 4,448.2 mN |
| gram-force | 453.59 gf |
| poundal | 32.174 pdl |
| ounce-force | 16 ozf |
| newton | 4.4482 N |
| pound-force | 1 lbf |
| kilogram-force | 0.45359 kgf |
| kilonewton | 0.0044482 kN |
| kip | 0.001 kip |
| US short ton-force | 0.0005 tonf |
| tonne-force | 0.00045359 tf |
| UK long ton-force | 0.00044643 tonf (UK) |
| meganewton | 0.0000044482 MN |
How the conversion works
Multiply by 4.448221615 to go from pound-force to newton, 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? newton to pound-force — 1 N = 0.2248089431 lbf.
pound-force to newton — common values
| 1 lbf | 4.4482216 N |
| 2 lbf | 8.8964432 N |
| 3 lbf | 13.344665 N |
| 5 lbf | 22.241108 N |
| 10 lbf | 44.482216 N |
| 15 lbf | 66.723324 N |
| 20 lbf | 88.964432 N |
| 25 lbf | 111.20554 N |
| 50 lbf | 222.41108 N |
| 75 lbf | 333.61662 N |
| 100 lbf | 444.82216 N |
| 250 lbf | 1,112.0554 N |
| 500 lbf | 2,224.1108 N |
| 1000 lbf | 4,448.2216 N |