Moment of Inertia Converter
Enter a value below to convert between metric, imperial, and standard moment of inertia units.
Convert Moment of Inertia
Enter a value and select the units to convert between kilogram square meters, kilogram square centimeters, and gram square centimeters.
You can change the units using the dropdowns above or click on a unit button.
Common Moment of Inertia Reference Points
Here are some common moment of inertia values in Kilogram Square Meter (kg·m²), Kilogram Square Centimeter (kg·cm²), and Gram Square Centimeter (g·cm²). Click any preset value or arrow to load it into the converter.
| Description | Kilogram Square Meter (kg·m²) | Kilogram Square Centimeter (kg·cm²) | Gram Square Centimeter (g·cm²) |
|---|---|---|---|
| 1 kilogram square meter unit | 1 | 10,000 | 10,000,000 |
| 5 kilogram square meters | 5 | 50,000 | 50,000,000 |
| 10 kilogram square meters benchmark | 10 | 100,000 | 100,000,000 |
| 25 kilogram square meters | 25 | 250,000 | 250,000,000 |
| 50 kilogram square meters | 50 | 500,000 | 500,000,000 |
| 100 kilogram square meters reference | 100 | 1,000,000 | 1.000000e+9 |
Moment of Inertia Conversion Formulas
Use the following formulas to convert between kilogram square meters, kilogram square centimeters, and gram square centimeters.
All moment of inertia conversions are anchored to the international SI base unit (Kilogram Square Meter) for full scientific and engineering accuracy.
More Kilogram Square Meter & Kilogram Square Centimeter Conversions
Convert from Kilogram Square Meters
Frequently Asked Questions
All Moment of Inertia Conversion Calculators (6)
Select any dedicated moment of inertia pair below for worked examples and printable tables
Category Conversion Matrix
Simultaneous comparison of 6 units in this category
Moment of Inertia Unit Definitions & Symbols
Kilogram Square Meter (kg·m²)
SICoherent SI unit of mass moment of inertia.
Kilogram Square Centimeter (kg·cm²)
METRICEqual to 0.0001 kg·m².
Gram Square Centimeter (g·cm²)
METRICEqual to 10⁻⁷ kg·m².
Pound Square Foot (lb·ft²)
US CUSTOMARYUS customary rotational inertia unit (0.04214 kg·m²).
Pound Square Inch (lb·in²)
US CUSTOMARYEqual to 2.9264×10⁻⁴ kg·m².
Slug Square Foot (slug·ft²)
US CUSTOMARYGravitational imperial moment of inertia unit (1.35582 kg·m²).
References
- [1]NIST HB 133 StandardNIST (NIST HB 133 / SP 811)·Checking the Net Contents of Packaged Goods, Handbook 133 - 2019 Edition & NIST SP 811
- [2]BIPM SI BrochureBIPM (BIPM SI-9)·The International System of Units (SI Brochure, 9th Edition)
- [3]NIST SP 811 Appendix B.9NIST SP 811 (NIST SP 811 App. B.9)·NIST Guide to the SI, Appendix B.9: Factors for Units Listed by Kind of Quantity or Field of Science