Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
Pound per Cup to Slug per Gallon
Convert pound per cup (lb/cup) to slug per gallon (slug/gal) instantly with formula, conversion table, and FAQ.
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Convert pound per cup (lb/cup) to slug per gallon (slug/gal) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Slug per Gallon (slug/gal) expresses mass in slug per unit volume in gallon, found by dividing a mass value by a volume value.
slug/gal = lb/cup × 0.497295
Results update instantly for Pound per Cup to Slug per Gallon conversions.
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Formula
slug/gal = lb/cup × 0.497295
lb/cup = slug/gal × 2.010878
Conversion table
| 1 lb/cup | 0.497295 slug/gal |
| 5 lb/cup | 2.486476 slug/gal |
| 10 lb/cup | 4.972952 slug/gal |
| 20 lb/cup | 9.945904 slug/gal |
| 50 lb/cup | 24.86476 slug/gal |
| 100 lb/cup | 49.72952 slug/gal |
| 500 lb/cup | 248.647601 slug/gal |
| 1000 lb/cup | 497.295203 slug/gal |
Related conversions
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How the formula works
Both pound per cup and slug per gallon measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in pound per cup by 0.497295 to get slug per gallon. To reverse the conversion, multiply a slug per gallon value by 2.010878 to get back to pound per cup.
Frequently asked questions
What is Pound per Cup (lb/cup)?
Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
What is Slug per Gallon (slug/gal)?
Slug per Gallon (slug/gal) expresses mass in slug per unit volume in gallon, found by dividing a mass value by a volume value.
How do I convert pound per cup to slug per gallon?
Multiply the pound per cup value by 0.497295 to get the equivalent in slug per gallon. For example, 5 lb/cup × 0.497295 = 2.486476 slug/gal.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.497295 is an exact, non-rounded value.
Can I convert slug per gallon back to pound per cup?
Yes. Divide the slug per gallon value by 0.497295, or multiply it by 2.010878, to get pound per cup.
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About converting pound per cup to slug per gallon
Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value. Slug per Gallon (slug/gal) expresses mass in slug per unit volume in gallon, found by dividing a mass value by a volume value.
Use this calculator to move between pound per cup and slug per gallon accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.