Mass per volume density.
Stones per Pint to Long tons per Teaspoon Converter — st/pt to long ton/tsp
Convert Stone per Pint (st/pt) to Long ton per Teaspoon (long ton/tsp) using the exact conversion factor (1 stone per pint = 0.0000651042 long ton per teaspoon). See the formula, worked examples, and conversion table.
Stones per Pint to Long tons 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 13420.55986 / 2.06139799e+8.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Pint to Long tons per Teaspoon
Stone per Pint and Long ton 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
long tons per teaspoon = stones per pint × 0.0000651041666667
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per pint equals 13420.5598595 base units, and 1 long ton per teaspoon equals 206139799.442 base units, so dividing one by the other gives the direct stone per pint-to-long ton per teaspoon factor of 0.0000651041666667.
Simple example
1 st/pt × 0.00006510416667 = 0.0000651042 long ton/tsp
1 stone per pint = 0.0000651042 long tons per teaspoon.
Real-world example
1,000 st/pt × 0.00006510416667 = 0.0651041667 long ton/tsp
1,000 stones per pint = 0.0651041667 long tons per teaspoon.
Conversion table
| Stone per Pint (st/pt) | Long ton per Teaspoon (long ton/tsp) |
|---|---|
| 0.1 st/pt | 0.0000065104 long ton/tsp |
| 1 st/pt | 0.0000651042 long ton/tsp |
| 10 st/pt | 0.0006510417 long ton/tsp |
| 100 st/pt | 0.0065104167 long ton/tsp |
| 1,000 st/pt | 0.0651041667 long ton/tsp |
| 10,000 st/pt | 0.6510416667 long ton/tsp |
Reverse conversion: Long ton per Teaspoon to Stone per Pint
0.0000651042 long ton/tsp × 15360 = 1.000000512 st/pt
0.0000651042 long tons per teaspoon = 1.000000512 stones per pint.
stones per pint = long tons per teaspoon × 15360
For a page dedicated to this direction, see Long ton per Teaspoon to Stone per Pint.
Understanding the Stone per Pint (st/pt)
Mass per volume density.
Understanding the Long ton per Teaspoon (long ton/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many long tons per teaspoon are in 1 stone per pint?
1 stone per pint equals 0.0000651042 long tons per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert stone per pint to long ton per teaspoon?
Multiply the stone per pint value by 0.00006510416667. The converter above does this instantly to whatever precision you set.
How do I convert long ton per teaspoon back to stone per pint?
Use the reverse factor: 1 long ton per teaspoon equals 15,360 stones per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per pint?
Stone per Pint (st/pt) is a unit of density.
What is a long ton per teaspoon?
Long ton per Teaspoon (long ton/tsp) is a unit of density.
Is the stone per pint to long ton per teaspoon conversion exact?
Yes. Both stone per pint and long ton per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 0.00006510416667 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.