Mass per volume density.
Slugs per Cubic foot to Stones per Teaspoon Converter — slug/ft3 to st/tsp
Convert Slug per Cubic foot (slug/ft3) to Stone per Teaspoon (st/tsp) using the exact conversion factor (1 slug per cubic foot = 0.0004000228 stone per teaspoon). See the formula, worked examples, and conversion table.
Slugs per Cubic foot to Stones per Teaspoon 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 515.3788184 / 1.28837375e+6.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slugs per Cubic foot to Stones per Teaspoon
Slug per Cubic foot and Stone per Teaspoon 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
stones per teaspoon = slugs per cubic foot × 0.000400022757207
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per cubic foot equals 515.378818393 base units, and 1 stone per teaspoon equals 1288373.74651 base units, so dividing one by the other gives the direct slug per cubic foot-to-stone per teaspoon factor of 0.000400022757207.
Simple example
1 slug/ft3 × 0.0004000227572 = 0.0004000228 st/tsp
1 slug per cubic foot = 0.0004000228 stones per teaspoon.
Real-world example
1,000 slug/ft3 × 0.0004000227572 = 0.4000227572 st/tsp
1,000 slugs per cubic foot = 0.4000227572 stones per teaspoon.
Conversion table
| Slug per Cubic foot (slug/ft3) | Stone per Teaspoon (st/tsp) |
|---|---|
| 0.1 slug/ft3 | 0.0000400023 st/tsp |
| 1 slug/ft3 | 0.0004000228 st/tsp |
| 10 slug/ft3 | 0.0040002276 st/tsp |
| 100 slug/ft3 | 0.0400022757 st/tsp |
| 1,000 slug/ft3 | 0.4000227572 st/tsp |
| 10,000 slug/ft3 | 4.000227572 st/tsp |
Reverse conversion: Stone per Teaspoon to Slug per Cubic foot
0.0004000228 st/tsp × 2499.857776 = 1.000000107 slug/ft3
0.0004000228 stones per teaspoon = 1.000000107 slugs per cubic foot.
slugs per cubic foot = stones per teaspoon × 2499.85777555
For a page dedicated to this direction, see Stone per Teaspoon to Slug per Cubic foot.
Understanding the Slug per Cubic foot (slug/ft3)
Mass per volume density.
Understanding the Stone per Teaspoon (st/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per teaspoon are in 1 slug per cubic foot?
1 slug per cubic foot equals 0.0004000228 stones per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert slug per cubic foot to stone per teaspoon?
Multiply the slug per cubic foot value by 0.0004000227572. The converter above does this instantly to whatever precision you set.
How do I convert stone per teaspoon back to slug per cubic foot?
Use the reverse factor: 1 stone per teaspoon equals 2,499.857776 slugs per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per cubic foot?
Slug per Cubic foot (slug/ft3) is a unit of density.
What is a stone per teaspoon?
Stone per Teaspoon (st/tsp) is a unit of density.
Is the slug per cubic foot to stone per teaspoon conversion exact?
Yes. Both slug per cubic foot and stone per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 0.0004000227572 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.