| Symbol: | fir (US, liq.) |
| Category: | Volume |
| SI Equivalent: | 3.40687×10-2 m3 |
| Dimension: | L3 |
| System: | US |
| Notes | |
| Unit used to measure the volume of liquids. 1 firkin (US) = 9 gallons (US, liq.) | |
| Volume | ||
| Symbol | Unit Name | |
| 0.285714 | bbl (US, liq.) | barrel (US, liq.) |
| 0.214286 | bbl (US, petrol) | barrel (US, petrol) |
| 0.966788 | bu (US, dry) | bushel (US, dry) |
| 3.40687×104 | cm3 | cubic centimeter |
| 1.20313 | ft3 | cubic foot |
| 2079 | in3 | cubic inch |
| 3.40687×10-2 | m3 | cubic meter |
| 3.40687×107 | mm3 | cubic millimeter |
| 4.45602×10-2 | yd3 | cubic yard |
| 144 | cup (US, liq.) | cup (US, liq.) |
| 9 | gal (US, liq.) | gallon (US, liq.) |
| 34.0687 | L, l | liter |
| 3.40687×107 | µl | microliter |
| 1199.05 | fl oz (UK) | ounce (UK, liq.) |
| 1152 | fl oz (US) | ounce (US, liq.) |
| 61.8744 | pt (US, dry) | pint (US, dry) |
| 72 | pt (US, liq.) | pint (US, liq.) |
| 30.9372 | qt (US, dry) | quart (US, dry) |
| 36 | qt (US, liq.) | quart (US, liquid) |
| 2304 | tablespoon (US) | |
| 6912 | teaspoon (US) | |















