How to convert us fluid ounces to cubic inches
To convert a measurement in us fluid ounces to cubic inches, multiply the value by 1.804688. The conversion factor comes from the relationship between both units and the liter.
For example, to convert 5 fl oz to cubic inches: 5 × 1.804688 = 9.023438 in³.
What is a us fluid ounce?
A US fluid ounce is a US customary unit of liquid volume equal to 1/8 of a cup or about 29.57 milliliters. The fluid ounce measures volume, not weight, and the US version differs from the slightly smaller imperial fluid ounce (about 28.4 mL). It is the standard unit for labeling drink and cosmetic volumes in the US.
Common uses of us fluid ounces include: Drink and beverage container labeling in the US; Cosmetic and personal-care product volumes; Recipe liquid quantities; Bar and cocktail measurements.
What is a cubic inch?
A cubic inch is an imperial and US customary unit of volume equal to the space of a cube one inch on each side, exactly 16.387064 milliliters. The cubic inch was the traditional way to express American engine displacement (e.g. a '350 cubic inch' V8) before the metric liter became common. It remains in use in US manufacturing and packaging.
Common uses of cubic inches include: Classic and American V8 engine displacement; Packaging and box volume in the US; Woodworking and material volume; Compressor and pump specifications.
US Fluid Ounces to cubic inches worked examples
Here are some common values converted:
1 fl oz = 1.804688 in³ 5 fl oz = 9.023438 in³ 10 fl oz = 18.046875 in³ 50 fl oz = 90.234375 in³ 100 fl oz = 180.46875 in³
Frequently asked questions
How many cubic inches are in one us fluid ounce?
One us fluid ounce (fl oz) equals 1.804688 cubic inches (in³). Multiply any value in us fluid ounces by 1.804688 to convert to cubic inches.
How do I convert us fluid ounces to cubic inches?
Multiply the value in us fluid ounces by 1.804688. For example, 5 fl oz × 1.804688 = 9.023438 in³.
How do I convert cubic inches to us fluid ounces?
Multiply the value in cubic inches by 0.554112554113, or divide by 1.804688. Use the swap button on the converter above to reverse the direction.
Is the us fluid ounce to cubic inch conversion exact?
Conversions between metric volumes are exact by definition. US and imperial volumes are defined exactly relative to the liter, so these factors are exact.
What is the formula for us fluid ounces to cubic inches?
The formula is: in³ = fl oz × 1.804688. This comes from the definition of both units relative to the liter.