Volume
in³tofl oz (US)
Convert cubic inches (in³) to US fluid ounces (fl oz (US)).
Factor1 in³ = 0.5541126 fl oz (US)
Converter
in³
Accepts numbers or expressions, e.g. 150 + 14.7
Result
fl oz (US)
Rendered to 6 significant figures.
Formula
Formula
fl oz (US) = in³ × 0.5541126
Multiply any value in cubic inches by 0.5541126 to obtain the value in US fluid ounces.
Worked example
Convert 1 in³ to fl oz (US).
- 01Start with 1 in³.
- 02Multiply by the conversion factor: 1 × 0.5541126 = 0.554113 fl oz (US).
Result1 in³ = 0.554113 fl oz (US)
Conversion table
| in³ | fl oz (US) |
|---|---|
| 1 | 0.55411 |
| 2 | 1.1082 |
| 5 | 2.7706 |
| 10 | 5.5411 |
| 20 | 11.082 |
| 50 | 27.706 |
| 100 | 55.411 |
| 200 | 110.82 |
| 500 | 277.06 |
| 1000 | 554.11 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from in³ to fl oz (US)?
1 in³ equals 0.5541126 fl oz (US). To convert, multiply the value in cubic inches by 0.5541126.
How do I convert 1 in³ to fl oz (US)?
1 in³ = 0.554113 fl oz (US). For any value, multiply by 0.5541126.
How do I convert fl oz (US) back to in³?
Divide by the same factor — or equivalently, multiply by 1.804688. So 1 fl oz (US) = 1.80469 in³.
When would I need to convert cubic inch to US fluid ounce?
Volume conversions are used for tank sizing, batch calculations, and bridging between vendor specs (gallons, barrels, ft³) and process documentation (m³, litres).
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).