Convert pound-force to newton

Please provide values below to convert pound-force [lbf] to newton [N], or Convert newton to pound-force.

1 lbf = 4.44822162 N. To convert pound-force to newton, multiply the value by 4.44822162; to go the other way, divide by it (1 N = 0.22480894286 lbf). Both units measure force and appear in everyday as well as technical calculations, so switching between them quickly is often useful.

Quick Reference

  • 1 lbf = 4.44822162 N
  • 1 N = 0.22480894286 lbf
  • 10 lbf = 44.4822162 N
  • 100 lbf = 444.822162 N



How to Convert Pound-Force to Newton

1 lbf = 4.44822162 N

Example: convert 15 lbf to N:
15 lbf = 15 × 4.44822162 N = 66.7233243 N


Pound-Force to Newton Conversion Table

pound-force newton
1 lbf 4.44822162 N
2 lbf 8.89644324 N
3 lbf 13.34466486 N
5 lbf 22.2411081 N
10 lbf 44.4822162 N
20 lbf 88.9644324 N
50 lbf 222.411081 N
100 lbf 444.822162 N
500 lbf 2224.11081 N
1000 lbf 4448.22162 N

Pound-Force

Pound-force (lbf) is a unit of force in the imperial system, defined as the force required to accelerate a one-pound mass at a rate of 32.174 feet per second squared.

History/Origin

The pound-force originated from the British Imperial system and has been used historically in engineering and physics to quantify force, especially in the United States and the UK, before the widespread adoption of the SI system.

Current Use

Today, pound-force is primarily used in the United States and some other countries for engineering, manufacturing, and mechanical applications where imperial units are still prevalent, often in contexts like specifying engine torque or structural loads.


Newton

The newton (N) is the SI derived unit of force, defined as the force required to accelerate a one-kilogram mass by one meter per second squared.

History/Origin

The newton was named after Sir Isaac Newton and introduced in the 20th century as part of the International System of Units (SI) to standardize measurements of force.

Current Use

The newton is widely used in physics and engineering to quantify force, including in calculations involving mechanics, dynamics, and various scientific applications.


Frequently Asked Questions

What is 1 pound-force in newton?

1 pound-force (lbf) = 4.44822162 newton (N).

How do you convert pound-force to newton?

Multiply the pound-force value by 4.44822162. For example, 25 lbf × 4.44822162 = 111.2055405 N.

What is 10 pound-force in newton?

10 lbf = 44.4822162 N.

Which unit is larger, the pound-force or the newton?

The pound-force is the larger unit: 1 lbf = 4.44822162 N.