Mass per volume density.
Slug per Cubic inches to Slugs per Cubic foot Converter — slug/in3 to slug/ft3
Convert Slug per Cubic inch (slug/in3) to Slug per Cubic foot (slug/ft3) using the exact conversion factor (1 slug per cubic inch = 1,728 slug per cubic foot). See the formula, worked examples, and conversion table.
Slug per Cubic inches to Slugs per Cubic foot converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 890574.5982 / 515.3788184.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slug per Cubic inches to Slugs per Cubic foot
Slug per Cubic inch and Slug per Cubic foot both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
slugs per cubic foot = slug per cubic inches × 1728
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per cubic inch equals 890574.598183 base units, and 1 slug per cubic foot equals 515.378818393 base units, so dividing one by the other gives the direct slug per cubic inch-to-slug per cubic foot factor of 1728.
Simple example
1 slug/in3 × 1728 = 1,728 slug/ft3
1 slug per cubic inch = 1,728 slugs per cubic foot.
Real-world example
1,000 slug/in3 × 1728 = 1,728,000 slug/ft3
1,000 slug per cubic inches = 1,728,000 slugs per cubic foot.
Conversion table
| Slug per Cubic inch (slug/in3) | Slug per Cubic foot (slug/ft3) |
|---|---|
| 0.1 slug/in3 | 172.8 slug/ft3 |
| 1 slug/in3 | 1,728 slug/ft3 |
| 10 slug/in3 | 17,280 slug/ft3 |
| 100 slug/in3 | 172,800 slug/ft3 |
| 1,000 slug/in3 | 1,728,000 slug/ft3 |
| 10,000 slug/in3 | 17,280,000 slug/ft3 |
Reverse conversion: Slug per Cubic foot to Slug per Cubic inch
1 slug/ft3 × 0.0005787037037 = 0.0005787037 slug/in3
1 slug per cubic foot = 0.0005787037 slug per cubic inches.
slug per cubic inches = slugs per cubic foot × 0.000578703703704
For a page dedicated to this direction, see Slug per Cubic foot to Slug per Cubic inch.
Understanding the Slug per Cubic inch (slug/in3)
Mass per volume density.
Understanding the Slug per Cubic foot (slug/ft3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs per cubic foot are in 1 slug per cubic inch?
1 slug per cubic inch equals 1,728 slugs per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert slug per cubic inch to slug per cubic foot?
Multiply the slug per cubic inch value by 1728. The converter above does this instantly to whatever precision you set.
How do I convert slug per cubic foot back to slug per cubic inch?
Use the reverse factor: 1 slug per cubic foot equals 0.0005787037 slug per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per cubic inch?
Slug per Cubic inch (slug/in3) is a unit of density.
What is a slug per cubic foot?
Slug per Cubic foot (slug/ft3) is a unit of density.
Is the slug per cubic inch to slug per cubic foot conversion exact?
Yes. Both slug per cubic inch and slug per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 1728 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.