Mass per volume density.
Slugs per Pint to Pounds per Quart Converter — slug/pt to lb/qt
Convert Slug per Pint (slug/pt) to Pound per Quart (lb/qt) using the exact conversion factor (1 slug per pint = 64.34809711 pound per quart). See the formula, worked examples, and conversion table.
Slugs per Pint to Pounds per Quart 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 30842.41033 / 479.3057093.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slugs per Pint to Pounds per Quart
Slug per Pint and Pound per Quart 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
pounds per quart = slugs per pint × 64.3480971128
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per pint equals 30842.4103267 base units, and 1 pound per quart equals 479.305709268 base units, so dividing one by the other gives the direct slug per pint-to-pound per quart factor of 64.3480971128.
Simple example
1 slug/pt × 64.34809711 = 64.34809711 lb/qt
1 slug per pint = 64.34809711 pounds per quart.
Real-world example
1,000 slug/pt × 64.34809711 = 64,348.09711 lb/qt
1,000 slugs per pint = 64,348.09711 pounds per quart.
Conversion table
| Slug per Pint (slug/pt) | Pound per Quart (lb/qt) |
|---|---|
| 0.1 slug/pt | 6.434809711 lb/qt |
| 1 slug/pt | 64.34809711 lb/qt |
| 10 slug/pt | 643.4809711 lb/qt |
| 100 slug/pt | 6,434.809711 lb/qt |
| 1,000 slug/pt | 64,348.09711 lb/qt |
| 10,000 slug/pt | 643,480.9711 lb/qt |
Reverse conversion: Pound per Quart to Slug per Pint
64.34809711 lb/qt × 0.01554047509 = 1 slug/pt
64.34809711 pounds per quart = 1 slugs per pint.
slugs per pint = pounds per quart × 0.0155404750858
For a page dedicated to this direction, see Pound per Quart to Slug per Pint.
Understanding the Slug per Pint (slug/pt)
Mass per volume density.
Understanding the Pound per Quart (lb/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per quart are in 1 slug per pint?
1 slug per pint equals 64.34809711 pounds per quart, using the exact defined conversion factor rather than an estimate.
How do I convert slug per pint to pound per quart?
Multiply the slug per pint value by 64.34809711. The converter above does this instantly to whatever precision you set.
How do I convert pound per quart back to slug per pint?
Use the reverse factor: 1 pound per quart equals 0.0155404751 slugs per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per pint?
Slug per Pint (slug/pt) is a unit of density.
What is a pound per quart?
Pound per Quart (lb/qt) is a unit of density.
Is the slug per pint to pound per quart conversion exact?
Yes. Both slug per pint and pound per quart are defined by fixed standards rather than physical artifacts, so the factor of 64.34809711 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.