Mass moment of inertia
Rotational mass moment of inertia.
Try a decimal, 1e-9, 1/3, or 5 1/2.
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Convert pound square inch (lb·in²) to pound square foot (lb·ft²). Enter a value for an instant result, or use the examples and reverse conversion below.
Rotational mass moment of inertia.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a pound square inch value to calculate pound square foot with full internal precision before display rounding.
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
| Unit | Symbol | Converted value |
|---|---|---|
| kilogram square metrefrom lb·in² | kg·m² | 0.00029264 |
| kilogram square centimetrefrom lb·in² | kg·cm² | 2.9264 |
| gram square centimetrefrom lb·in² | g·cm² | 2926.4 |
| pound square inchfrom lb·in² | lb·in² | 1 |
| pound square footfrom lb·in² | lb·ft² | 0.00694444 |
| slug square footfrom lb·in² | slug·ft² | 0.00021584 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Pound Square Inch (lb·in²) and pound square foot (lb·ft²) are units of mass moment of inertia. Use this page to convert in either direction.
| Pound Square Inch (lb·in²) | Pound Square Foot (lb·ft²) |
|---|---|
| 1 lb·in² | 0.00694444 lb·ft² |
| 5 lb·in² | 0.0347222 lb·ft² |
| 10 lb·in² | 0.0694444 lb·ft² |
| 100 lb·in² | 0.694444 lb·ft² |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
lb·ft² to lb·in² (pound square foot to pound square inch)