lbf·ft to N·cm Converter
Quick answer: To convert lbf·ft to N·cm, multiply by 135.5818. For example, 10 lbf·ft is 1,355.818 N·cm. One pound-force foot equals 135.5818 N·cm.
- Calculator
- Formula
- Examples
- Size compared
- About the units
- Where used
- Step by step
- Popular conversions
- Reading your result
- Mistakes
- FAQ
- Related tools
- Method
Use the lbf·ft to N·cm Converter
lbf·ft to N·cm formula and what each symbol means
N·cm = lbf·ft × 135.5818
| Symbol | Meaning |
|---|---|
| lbf·ft | Pound-force foot |
| N·cm | Newton centimeter |
lbf·ft to N·cm examples
1 lbf·ft
1 lbf·ft × 135.5818 = 135.5818 N·cm.
10 lbf·ft
10 lbf·ft × 135.5818 = 1,355.818 N·cm.
100 lbf·ft
100 lbf·ft × 135.5818 = 13,558.18 N·cm.
lbf·ft compared with N·cm
One lbf·ft is 135.6 times as large as one N·cm, so your number gets bigger when you convert lbf·ft to N·cm and smaller when you convert back. If the answer is not larger than what you typed, you divided instead of multiplying.
About lbf·ft and N·cm
Pound-force foot (lbf·ft): Torque from one pound-force at one foot, about 1.35582 N·m. Newton centimeter (N·cm): One hundredth of a newton metre.
Where lbf·ft to N·cm conversions are used
Electric motors and gearboxes list rated and peak torque. Engines are rated in newton-metres or pound-feet, depending on the market.
How to calculate lbf·ft to N·cm step by step
- Enter the value in lbf·ft (the starting unit).
- Multiply by 135.5818, because 1 lbf·ft = 135.5818 N·cm.
- The product is the value in N·cm. To go back, divide by 135.5818 or multiply by 0.007375621.
Popular torque conversions
How to read your lbf·ft to N·cm result
Quick estimate: multiply by about 136 to get N·cm from lbf·ft; this is within 0.4% of the exact factor. Common conversions: 1 lbf·ft is about 1.35582 N·m and 1 kgf·m is exactly 9.80665 N·m.
| LBF·FT | N·CM |
|---|---|
| 1 | 135.5818 |
| 2 | 271.1636 |
| 5 | 677.909 |
| 10 | 1,355.818 |
| 20 | 2,711.636 |
| 50 | 6,779.09 |
| 100 | 13,558.18 |
| 1,000 | 135,581.8 |
N·cm to lbf·ft: quick table
| N·CM | LBF·FT |
|---|---|
| 1 | 0.007375621 |
| 5 | 0.03687811 |
| 10 | 0.07375621 |
| 25 | 0.1843905 |
| 50 | 0.3687811 |
| 100 | 0.7375621 |
| 250 | 1.843905 |
| 500 | 3.687811 |
Common mistakes when calculating lbf·ft to N·cm
- Using kgf·m as if it were N·m: it is 9.80665 times larger.
- Dividing when you should multiply: from lbf·ft to N·cm multiply by 135.5818; from N·cm to lbf·ft divide by 135.5818.
lbf·ft to N·cm FAQ
How many N·cm are in 1 lbf·ft?
1 lbf·ft equals 135.5818 N·cm.
How many lbf·ft are in 1 N·cm?
1 N·cm equals 0.007375621 lbf·ft.
Is 1 lbf·ft = 135.5818 N·cm an exact conversion?
The factor is shown rounded to 7 significant figures (135.5818). The calculator above uses more digits.
What is a pound-force foot (lbf·ft)?
Torque from one pound-force at one foot, about 1.35582 N·m.
How can I estimate lbf·ft to N·cm in my head?
Quick estimate: multiply by about 136 to get N·cm from lbf·ft; this is within 0.4% of the exact factor.
What is 80 lbf·ft in N·cm?
80 lbf·ft = 10,846.54 N·cm (since 80 × 135.5818).
What is 500 lbf·ft in N·cm?
500 lbf·ft = 67,790.9 N·cm (since 500 × 135.5818).
What is 15 lbf·ft in N·cm?
15 lbf·ft = 2,033.727 N·cm (since 15 × 135.5818).
How many decimals should I keep when converting lbf·ft to N·cm?
Match the precision of your original measurement. For example, 1,355.818 N·cm rounds to 1,360 N·cm at 3 significant figures; keep more digits only for engineering or scientific work.
More in Torque converters
- lbf·in to kN·m Converter
- lbf·ft to kgf·m Converter
- lbf·in to lbf·ft Converter
- kN·m to N·m Converter
- lbf·in to N·cm Converter
- kN·m to N·cm Converter
See all torque converters tools · All Conversion calculators · Site map
Method, review and disclaimer
Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors