Mass per volume density.
Slug per Cubic inches to Grams per Gallon Converter — slug/in3 to g/gal
Convert Slug per Cubic inch (slug/in3) to Gram per Gallon (g/gal) using the exact conversion factor (1 slug per cubic inch = 3,371,191.578 gram per gallon). See the formula, worked examples, and conversion table.
Slug per Cubic inches to Grams per Gallon 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 890574.5982 / 0.2641720524.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slug per Cubic inches to Grams per Gallon
Slug per Cubic inch and Gram per Gallon 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
grams per gallon = slug per cubic inches × 3371191.57849
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per cubic inch equals 890574.598183 base units, and 1 gram per gallon equals 0.264172052358 base units, so dividing one by the other gives the direct slug per cubic inch-to-gram per gallon factor of 3371191.57849.
Simple example
1 slug/in3 × 3371191.578 = 3,371,191.578 g/gal
1 slug per cubic inch = 3,371,191.578 grams per gallon.
Real-world example
1,000 slug/in3 × 3371191.578 = 3,371,191,578 g/gal
1,000 slug per cubic inches = 3,371,191,578 grams per gallon.
Conversion table
| Slug per Cubic inch (slug/in3) | Gram per Gallon (g/gal) |
|---|---|
| 0.1 slug/in3 | 337,119.1578 g/gal |
| 1 slug/in3 | 3,371,191.578 g/gal |
| 10 slug/in3 | 33,711,915.78 g/gal |
| 100 slug/in3 | 337,119,157.8 g/gal |
| 1,000 slug/in3 | 3,371,191,578 g/gal |
| 10,000 slug/in3 | 33,711,915,780 g/gal |
Reverse conversion: Gram per Gallon to Slug per Cubic inch
1 g/gal × 2.96631e-7 = 2.96631e-7 slug/in3
1 gram per gallon = 2.96631e-7 slug per cubic inches.
slug per cubic inches = grams per gallon × 2.96631e-7
For a page dedicated to this direction, see Gram per Gallon to Slug per Cubic inch.
Understanding the Slug per Cubic inch (slug/in3)
Mass per volume density.
Understanding the Gram per Gallon (g/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grams per gallon are in 1 slug per cubic inch?
1 slug per cubic inch equals 3,371,191.578 grams per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert slug per cubic inch to gram per gallon?
Multiply the slug per cubic inch value by 3371191.578. The converter above does this instantly to whatever precision you set.
How do I convert gram per gallon back to slug per cubic inch?
Use the reverse factor: 1 gram per gallon equals 2.96631e-7 slug per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per cubic inch?
Slug per Cubic inch (slug/in3) is a unit of density.
What is a gram per gallon?
Gram per Gallon (g/gal) is a unit of density.
Is the slug per cubic inch to gram per gallon conversion exact?
Yes. Both slug per cubic inch and gram per gallon are defined by fixed standards rather than physical artifacts, so the factor of 3371191.578 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.