Convert US Fluid Ounces to Cubic Inches
1 US fluid ounce = 1.804688 cubic inches. Type any value below to convert in either direction — the calculation happens in your browser.
US Fluid Ounces to Cubic Inches formula
Multiply the number of US fluid ounces by 1.804688 to get cubic inches.
cubic inches = US fluid ounces × 1.804688To go the other way: divide the number of cubic inches by 1.804688, or multiply by 0.5541126.
US fluid ounces = cubic inches ÷ 1.804688US Fluid Ounces to Cubic Inches conversion table
| US Fluid Ounces | Cubic Inches |
|---|---|
| 1 fl oz | 1.804688 in³ |
| 2 fl oz | 3.609375 in³ |
| 3 fl oz | 5.414063 in³ |
| 4 fl oz | 7.21875 in³ |
| 5 fl oz | 9.023438 in³ |
| 6 fl oz | 10.828125 in³ |
| 7 fl oz | 12.632813 in³ |
| 8 fl oz | 14.4375 in³ |
| 9 fl oz | 16.242188 in³ |
| 10 fl oz | 18.046875 in³ |
| 15 fl oz | 27.070313 in³ |
| 20 fl oz | 36.09375 in³ |
| 25 fl oz | 45.117188 in³ |
| 30 fl oz | 54.140625 in³ |
| 40 fl oz | 72.1875 in³ |
| 50 fl oz | 90.234375 in³ |
| 75 fl oz | 135.351563 in³ |
| 100 fl oz | 180.46875 in³ |
| 250 fl oz | 451.171875 in³ |
| 500 fl oz | 902.34375 in³ |
| 1,000 fl oz | 1,804.688 in³ |
Cubic Inches to US Fluid Ounces conversion table
| Cubic Inches | US Fluid Ounces |
|---|---|
| 1 in³ | 0.5541126 fl oz |
| 2 in³ | 1.108225 fl oz |
| 3 in³ | 1.662338 fl oz |
| 4 in³ | 2.21645 fl oz |
| 5 in³ | 2.770563 fl oz |
| 6 in³ | 3.324675 fl oz |
| 7 in³ | 3.878788 fl oz |
| 8 in³ | 4.4329 fl oz |
| 9 in³ | 4.987013 fl oz |
| 10 in³ | 5.541126 fl oz |
About the US fluid ounce
A US fluid ounce is about 29.57 millilitres; the imperial fluid ounce is slightly smaller at 28.41 millilitres.
About the cubic inch
A cubic inch is about 16.39 millilitres, traditionally used for American engine displacement.
Frequently asked questions
How many cubic inches are in a US fluid ounce?
There are 1.804688 cubic inches in one US fluid ounce.
How many US fluid ounces are in a cubic inch?
There are 0.5541126 US fluid ounces in one cubic inch.
Is this conversion exact?
The ratio between the US fluid ounce and the cubic inch is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.
What is 10 US fluid ounces in cubic inches?
10 US fluid ounces equals 18.046875 cubic inches.
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