Mass per volume density.
Stones per Cup to Kilograms per Teaspoon Converter — st/cup to kg/tsp
Convert Stone per Cup (st/cup) to Kilogram per Teaspoon (kg/tsp) using the exact conversion factor (1 stone per cup = 0.1322977746 kilogram per teaspoon). See the formula, worked examples, and conversion table.
Stones per Cup to Kilograms 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 26841.11972 / 202884.1362.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Cup to Kilograms per Teaspoon
Stone per Cup and Kilogram 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
kilograms per teaspoon = stones per cup × 0.132297774583
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per cup equals 26841.119719 base units, and 1 kilogram per teaspoon equals 202884.136211 base units, so dividing one by the other gives the direct stone per cup-to-kilogram per teaspoon factor of 0.132297774583.
Simple example
1 st/cup × 0.1322977746 = 0.1322977746 kg/tsp
1 stone per cup = 0.1322977746 kilograms per teaspoon.
Real-world example
1,000 st/cup × 0.1322977746 = 132.2977746 kg/tsp
1,000 stones per cup = 132.2977746 kilograms per teaspoon.
Conversion table
| Stone per Cup (st/cup) | Kilogram per Teaspoon (kg/tsp) |
|---|---|
| 0.1 st/cup | 0.0132297775 kg/tsp |
| 1 st/cup | 0.1322977746 kg/tsp |
| 10 st/cup | 1.322977746 kg/tsp |
| 100 st/cup | 13.22977746 kg/tsp |
| 1,000 st/cup | 132.2977746 kg/tsp |
| 10,000 st/cup | 1,322.977746 kg/tsp |
Reverse conversion: Kilogram per Teaspoon to Stone per Cup
0.1322977746 kg/tsp × 7.558706132 = 1 st/cup
0.1322977746 kilograms per teaspoon = 1 stones per cup.
stones per cup = kilograms per teaspoon × 7.55870613205
For a page dedicated to this direction, see Kilogram per Teaspoon to Stone per Cup.
Understanding the Stone per Cup (st/cup)
Mass per volume density.
Understanding the Kilogram per Teaspoon (kg/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per teaspoon are in 1 stone per cup?
1 stone per cup equals 0.1322977746 kilograms per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert stone per cup to kilogram per teaspoon?
Multiply the stone per cup value by 0.1322977746. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per teaspoon back to stone per cup?
Use the reverse factor: 1 kilogram per teaspoon equals 7.558706132 stones per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per cup?
Stone per Cup (st/cup) is a unit of density.
What is a kilogram per teaspoon?
Kilogram per Teaspoon (kg/tsp) is a unit of density.
Is the stone per cup to kilogram per teaspoon conversion exact?
Yes. Both stone per cup and kilogram per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 0.1322977746 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.