Mass per volume density.
Ounce per Cubic inches to Drams per Teaspoon Converter — oz/in3 to dr/tsp
Convert Ounce per Cubic inch (oz/in3) to Dram per Teaspoon (dr/tsp) using the exact conversion factor (1 ounce per cubic inch = 4.8125 dram per teaspoon). See the formula, worked examples, and conversion table.
Ounce per Cubic inches to Drams 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 1729.994044 / 359.479282.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounce per Cubic inches to Drams per Teaspoon
Ounce per Cubic inch and Dram 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
drams per teaspoon = ounce per cubic inches × 4.8125
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per cubic inch equals 1729.99404439 base units, and 1 dram per teaspoon equals 359.479281951 base units, so dividing one by the other gives the direct ounce per cubic inch-to-dram per teaspoon factor of 4.8125.
Simple example
1 oz/in3 × 4.8125 = 4.8125 dr/tsp
1 ounce per cubic inch = 4.8125 drams per teaspoon.
Real-world example
1,000 oz/in3 × 4.8125 = 4,812.5 dr/tsp
1,000 ounce per cubic inches = 4,812.5 drams per teaspoon.
Conversion table
| Ounce per Cubic inch (oz/in3) | Dram per Teaspoon (dr/tsp) |
|---|---|
| 0.1 oz/in3 | 0.48125 dr/tsp |
| 1 oz/in3 | 4.8125 dr/tsp |
| 10 oz/in3 | 48.125 dr/tsp |
| 100 oz/in3 | 481.25 dr/tsp |
| 1,000 oz/in3 | 4,812.5 dr/tsp |
| 10,000 oz/in3 | 48,125 dr/tsp |
Reverse conversion: Dram per Teaspoon to Ounce per Cubic inch
4.8125 dr/tsp × 0.2077922078 = 1 oz/in3
4.8125 drams per teaspoon = 1 ounce per cubic inch.
ounce per cubic inches = drams per teaspoon × 0.207792207792
For a page dedicated to this direction, see Dram per Teaspoon to Ounce per Cubic inch.
Understanding the Ounce per Cubic inch (oz/in3)
Mass per volume density.
Understanding the Dram per Teaspoon (dr/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per teaspoon are in 1 ounce per cubic inch?
1 ounce per cubic inch equals 4.8125 drams per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic inch to dram per teaspoon?
Multiply the ounce per cubic inch value by 4.8125. The converter above does this instantly to whatever precision you set.
How do I convert dram per teaspoon back to ounce per cubic inch?
Use the reverse factor: 1 dram per teaspoon equals 0.2077922078 ounce per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per cubic inch?
Ounce per Cubic inch (oz/in3) is a unit of density.
What is a dram per teaspoon?
Dram per Teaspoon (dr/tsp) is a unit of density.
Is the ounce per cubic inch to dram per teaspoon conversion exact?
Yes. Both ounce per cubic inch and dram per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 4.8125 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.