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To convert from Fluid Ounce (fl-oz) to Cubic inch (in3), use the following formula:
Let's convert 5 Fluid Ounce (fl-oz) to Cubic inch (in3).
Using the formula:
Therefore, 5 Fluid Ounce (fl-oz) is equal to Cubic inch (in3).
Here are some quick reference conversions from Fluid Ounce (fl-oz) to Cubic inch (in3):
| Fluid Ounces | Cubic inches |
|---|---|
| 0.000001 fl-oz | in3 |
| 0.001 fl-oz | in3 |
| 0.1 fl-oz | in3 |
| 1 fl-oz | in3 |
| 2 fl-oz | in3 |
| 3 fl-oz | in3 |
| 4 fl-oz | in3 |
| 5 fl-oz | in3 |
| 6 fl-oz | in3 |
| 7 fl-oz | in3 |
| 8 fl-oz | in3 |
| 9 fl-oz | in3 |
| 10 fl-oz | in3 |
| 20 fl-oz | in3 |
| 30 fl-oz | in3 |
| 40 fl-oz | in3 |
| 50 fl-oz | in3 |
| 100 fl-oz | in3 |
| 1000 fl-oz | in3 |
| 10000 fl-oz | in3 |
For all Volume converters, choose units using the From/To dropdowns above.
A fluid ounce (fl oz) is a common unit used to measure volume in the imperial and US customary systems.
It tells you how much space a liquid takes up.
This is a common point of confusion: no, they are not the same!
The US fluid ounce is slightly larger than the UK (Imperial) fluid ounce. This slight difference is crucial to remember for recipes and measurements, especially when converting between systems.
The word "ounce" can be tricky because it measures two different things:
A fluid ounce (fl oz) measures volume (how much space something occupies).
An ounce (oz) measures weight (how heavy something is).
Think of it like this: a fluid ounce tells you the size of a container, while a regular ounce tells you how heavy its contents are.
For example, one fluid ounce of honey is much heavier than one fluid ounce of cooking oil because honey has a higher density.
The idea of the fluid ounce has a practical history.
In the British Imperial system, it was initially defined as the volume taken up by one ounce of water at a specific temperature.
This simple link between weight and volume made it a convenient and intuitive unit for measuring everyday liquids like water, wine, and ale for centuries.
A cubic inch (in3) is a unit of volume in the imperial and US customary systems of measurement.
One cubic inch is equal to about 0.554 fluid ounces (fl oz).
One cubic inch is precisely equal to 16.387064 cubic centimeters (cm3).
This exact conversion is legally defined and crucial in fields like engineering, science, and international manufacturing, where precision is paramount.
It enables the direct and accurate translation of volume measurements between the imperial system (common in the US) and the metric system, which is used worldwide.
The cubic inch is famously used to measure an engine's displacement (often abbreviated as CID), especially in American automotive history.
Engine displacement refers to the total volume of air and fuel that an engine's cylinders can move through in one cycle.
A higher CID, such as in the classic "454" (454 in3) V8 engines, typically meant more potential for power and torque, defining the era of American muscle cars.
To visualize a cubic inch, think of a small, common object.
A standard six-sided die used in board games is a perfect example, having a volume very close to one cubic inch.
A small sugar cube or a standard marble also provides a good real-world approximation of this unit of volume, making it easier to conceptualize its size beyond abstract numbers.