Pound per Cubic foot (lb/ft3) expresses mass in pound per unit volume in cubic foot, found by dividing a mass value by a volume value.
Pound per Cubic foot to Ounce per Cup
Convert pound per cubic foot (lb/ft3) to ounce per cup (oz/cup) instantly with formula, conversion table, and FAQ.
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Convert pound per cubic foot (lb/ft3) to ounce per cup (oz/cup) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Ounce per Cup (oz/cup) expresses mass in ounce per unit volume in cup, found by dividing a mass value by a volume value.
oz/cup = lb/ft3 × 0.133681
Results update instantly for Pound per Cubic foot to Ounce per Cup conversions.
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Formula
oz/cup = lb/ft3 × 0.133681
lb/ft3 = oz/cup × 7.480519
Conversion table
| 1 lb/ft3 | 0.133681 oz/cup |
| 5 lb/ft3 | 0.668403 oz/cup |
| 10 lb/ft3 | 1.336806 oz/cup |
| 20 lb/ft3 | 2.673611 oz/cup |
| 50 lb/ft3 | 6.684028 oz/cup |
| 100 lb/ft3 | 13.368056 oz/cup |
| 500 lb/ft3 | 66.840278 oz/cup |
| 1000 lb/ft3 | 133.680556 oz/cup |
Related conversions
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How the formula works
Both pound per cubic foot and ounce per cup measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in pound per cubic foot by 0.133681 to get ounce per cup. To reverse the conversion, multiply a ounce per cup value by 7.480519 to get back to pound per cubic foot.
Frequently asked questions
What is Pound per Cubic foot (lb/ft3)?
Pound per Cubic foot (lb/ft3) expresses mass in pound per unit volume in cubic foot, found by dividing a mass value by a volume value.
What is Ounce per Cup (oz/cup)?
Ounce per Cup (oz/cup) expresses mass in ounce per unit volume in cup, found by dividing a mass value by a volume value.
How do I convert pound per cubic foot to ounce per cup?
Multiply the pound per cubic foot value by 0.133681 to get the equivalent in ounce per cup. For example, 5 lb/ft3 × 0.133681 = 0.668403 oz/cup.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.133681 is an exact, non-rounded value.
Can I convert ounce per cup back to pound per cubic foot?
Yes. Divide the ounce per cup value by 0.133681, or multiply it by 7.480519, to get pound per cubic foot.
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About converting pound per cubic foot to ounce per cup
Pound per Cubic foot (lb/ft3) expresses mass in pound per unit volume in cubic foot, found by dividing a mass value by a volume value. Ounce per Cup (oz/cup) expresses mass in ounce per unit volume in cup, found by dividing a mass value by a volume value.
Use this calculator to move between pound per cubic foot and ounce per cup accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.