Femtonewton meter is 1e-15 newton meter units.
Femtonewton meters to Pound-inches Converter — fN m to lb in
Convert Femtonewton meter (fN m) to Pound-inch (lb in) using the exact conversion factor (1 femtonewton meter = 8.850746e-15 pound-inch). See the formula, worked examples, and conversion table.
Femtonewton meters to Pound-inches converter
Converter
Torque Converter
Convert newton meters, pound-feet, pound-inches, ounce-inches, and kilogram-force meters.
Context values
Some unit families need one extra value for a physically accurate result.
Torque from one pound-force at one inch.
Result = input x 1e-15 / 0.112984829.
Torque uses the newton meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Femtonewton meters to Pound-inches
Femtonewton meter and Pound-inch both measure torque, and the conversion is essential for anyone using a torque wrench specified in one unit against a bolt or engine spec given in the other. Specifically: Femtonewton meter is 1e-15 newton meter units, and torque from one pound-force at one inch.
Formula
pound-inches = femtonewton meters × 8.850746e-15
This factor comes from each unit's defined relationship to the category's base unit: 1 femtonewton meter equals 1e-15 base units, and 1 pound-inch equals 0.112984829028 base units, so dividing one by the other gives the direct femtonewton meter-to-pound-inch factor of 8.850746e-15.
Simple example
1 fN m × 8.850746e-15 = 8.850746e-15 lb in
1 femtonewton meter = 8.850746e-15 pound-inches.
Real-world example
10 fN m × 8.850746e-15 = 8.850746e-14 lb in
10 femtonewton meters = 8.850746e-14 pound-inches.
Conversion table
| Femtonewton meter (fN m) | Pound-inch (lb in) |
|---|---|
| 1 fN m | 8.850746e-15 lb in |
| 5 fN m | 4.425373e-14 lb in |
| 10 fN m | 8.850746e-14 lb in |
| 50 fN m | 4.425373e-13 lb in |
| 100 fN m | 8.850746e-13 lb in |
| 500 fN m | 4.425373e-12 lb in |
Reverse conversion: Pound-inch to Femtonewton meter
8.850746e-15 lb in × 1.129848e+14 = 1.000000024 fN m
8.850746e-15 pound-inches = 1.000000024 femtonewton meters.
femtonewton meters = pound-inches × 1.129848e+14
For a page dedicated to this direction, see Pound-inch to Femtonewton meter.
Understanding the Femtonewton meter (fN m)
Femtonewton meter is 1e-15 newton meter units.
Understanding the Pound-inch (lb in)
Torque from one pound-force at one inch.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pound-inches are in 1 femtonewton meter?
1 femtonewton meter equals 8.850746e-15 pound-inches, using the exact defined conversion factor rather than an estimate.
How do I convert femtonewton meter to pound-inch?
Multiply the femtonewton meter value by 8.850746e-15. The converter above does this instantly to whatever precision you set.
How do I convert pound-inch back to femtonewton meter?
Use the reverse factor: 1 pound-inch equals 1.129848e+14 femtonewton meters. You can also use the swap control in the converter above to flip the direction instantly.
What is a femtonewton meter?
Femtonewton meter (fN m) is a unit of torque.
What is a pound-inch?
Pound-inch (lb in) is a unit of torque.
Is the femtonewton meter to pound-inch conversion exact?
Yes. Both femtonewton meter and pound-inch are defined by fixed standards rather than physical artifacts, so the factor of 8.850746e-15 used above is exact to as many digits as you choose to display.