Convert Pound-forces to Newtons
1 pound-force = 4.4482216 newtons. Multiply the number of pound-forces by 4.44822161526.
Pound-forces to Newtons table
| Pound-forces | Newtons |
|---|---|
| 1 lbf | 4.4482216 N |
| 2 lbf | 8.8964432 N |
| 3 lbf | 13.344665 N |
| 4 lbf | 17.792886 N |
| 5 lbf | 22.241108 N |
| 10 lbf | 44.482216 N |
| 20 lbf | 88.964432 N |
| 25 lbf | 111.20554 N |
| 50 lbf | 222.41108 N |
| 100 lbf | 444.82216 N |
| 500 lbf | 2,224.1108 N |
| 1000 lbf | 4,448.2216 N |
Pound-forces to Newtons in your head
Multiply by 9, then divide by 2.
That lands within 1% of the exact value.
10 lbf → 45 N in your head, 44.4822 N exactly.
About these units
The pound-force (lbf) is an imperial unit of force, equal to 4.4482216 newtons.
The newton (N) is an SI base or derived unit of force.
Going the other way, 1 newton = 0.22480894 pound-forces. Force is mass times acceleration. Engineering specs mix newtons, kilogram-force and pound-force freely, and the difference matters when you are sizing a bolt or a spring.
Frequently asked
- How many newtons are in a pound-force?
- 1 pound-force = 4.4482216 newtons.
- How do you convert pound-forces to newtons?
- Multiply the number of pound-forces by 4.44822161526.
- What is 10 lbf in N?
- 10 lbf = 44.482216 N.