Mass per volume density.
Ounces per Imperial gallon to Drams per Pint Converter — oz/imp gal to dr/pt
Convert Ounce per Imperial gallon (oz/imp gal) to Dram per Pint (dr/pt) using the exact conversion factor (1 ounce per imperial gallon = 1.665348369 dram per pint). See the formula, worked examples, and conversion table.
Ounces per Imperial gallon to Drams per Pint 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 6.236023291 / 3.744575854.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Imperial gallon to Drams per Pint
Ounce per Imperial gallon and Dram per Pint 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 pint = ounces per imperial gallon × 1.66534836926
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per imperial gallon equals 6.23602329144 base units, and 1 dram per pint equals 3.74457585365 base units, so dividing one by the other gives the direct ounce per imperial gallon-to-dram per pint factor of 1.66534836926.
Simple example
1 oz/imp gal × 1.665348369 = 1.665348369 dr/pt
1 ounce per imperial gallon = 1.665348369 drams per pint.
Real-world example
1,000 oz/imp gal × 1.665348369 = 1,665.348369 dr/pt
1,000 ounces per imperial gallon = 1,665.348369 drams per pint.
Conversion table
| Ounce per Imperial gallon (oz/imp gal) | Dram per Pint (dr/pt) |
|---|---|
| 0.1 oz/imp gal | 0.1665348369 dr/pt |
| 1 oz/imp gal | 1.665348369 dr/pt |
| 10 oz/imp gal | 16.65348369 dr/pt |
| 100 oz/imp gal | 166.5348369 dr/pt |
| 1,000 oz/imp gal | 1,665.348369 dr/pt |
| 10,000 oz/imp gal | 16,653.48369 dr/pt |
Reverse conversion: Dram per Pint to Ounce per Imperial gallon
1.665348369 dr/pt × 0.6004749628 = 0.9999999998 oz/imp gal
1.665348369 drams per pint = 0.9999999998 ounces per imperial gallon.
ounces per imperial gallon = drams per pint × 0.600474962752
For a page dedicated to this direction, see Dram per Pint to Ounce per Imperial gallon.
Understanding the Ounce per Imperial gallon (oz/imp gal)
Mass per volume density.
Understanding the Dram per Pint (dr/pt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per pint are in 1 ounce per imperial gallon?
1 ounce per imperial gallon equals 1.665348369 drams per pint, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per imperial gallon to dram per pint?
Multiply the ounce per imperial gallon value by 1.665348369. The converter above does this instantly to whatever precision you set.
How do I convert dram per pint back to ounce per imperial gallon?
Use the reverse factor: 1 dram per pint equals 0.6004749628 ounces per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per imperial gallon?
Ounce per Imperial gallon (oz/imp gal) is a unit of density.
What is a dram per pint?
Dram per Pint (dr/pt) is a unit of density.
Is the ounce per imperial gallon to dram per pint conversion exact?
Yes. Both ounce per imperial gallon and dram per pint are defined by fixed standards rather than physical artifacts, so the factor of 1.665348369 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.