Mass per volume density.
Grains per Pint to Ounces per Cubic foot Converter — gr/pt to oz/ft3
Convert Grain per Pint (gr/pt) to Ounce per Cubic foot (oz/ft3) using the exact conversion factor (1 grain per pint = 0.1367866419 ounce per cubic foot). See the formula, worked examples, and conversion table.
Grains per Pint to Ounces 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 0.1369444884 / 1.001153961.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Pint to Ounces per Cubic foot
Grain per Pint and Ounce 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
ounces per cubic foot = grains per pint × 0.136786641929
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per pint equals 0.136944488362 base units, and 1 ounce per cubic foot equals 1.00115396087 base units, so dividing one by the other gives the direct grain per pint-to-ounce per cubic foot factor of 0.136786641929.
Simple example
1 gr/pt × 0.1367866419 = 0.1367866419 oz/ft3
1 grain per pint = 0.1367866419 ounces per cubic foot.
Real-world example
1,000 gr/pt × 0.1367866419 = 136.7866419 oz/ft3
1,000 grains per pint = 136.7866419 ounces per cubic foot.
Conversion table
| Grain per Pint (gr/pt) | Ounce per Cubic foot (oz/ft3) |
|---|---|
| 0.1 gr/pt | 0.0136786642 oz/ft3 |
| 1 gr/pt | 0.1367866419 oz/ft3 |
| 10 gr/pt | 1.367866419 oz/ft3 |
| 100 gr/pt | 13.67866419 oz/ft3 |
| 1,000 gr/pt | 136.7866419 oz/ft3 |
| 10,000 gr/pt | 1,367.866419 oz/ft3 |
Reverse conversion: Ounce per Cubic foot to Grain per Pint
0.1367866419 oz/ft3 × 7.310655382 = 0.9999999998 gr/pt
0.1367866419 ounces per cubic foot = 0.9999999998 grains per pint.
grains per pint = ounces per cubic foot × 7.31065538194
For a page dedicated to this direction, see Ounce per Cubic foot to Grain per Pint.
Understanding the Grain per Pint (gr/pt)
Mass per volume density.
Understanding the Ounce per Cubic foot (oz/ft3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ounces per cubic foot are in 1 grain per pint?
1 grain per pint equals 0.1367866419 ounces per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert grain per pint to ounce per cubic foot?
Multiply the grain per pint value by 0.1367866419. The converter above does this instantly to whatever precision you set.
How do I convert ounce per cubic foot back to grain per pint?
Use the reverse factor: 1 ounce per cubic foot equals 7.310655382 grains per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per pint?
Grain per Pint (gr/pt) is a unit of density.
What is a ounce per cubic foot?
Ounce per Cubic foot (oz/ft3) is a unit of density.
Is the grain per pint to ounce per cubic foot conversion exact?
Yes. Both grain per pint and ounce per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 0.1367866419 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.