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How to convert Oil barrel to Gallon (US)
Conversion factor and calculation steps from Oil barrel (bbl) to Gallon (US) (gal US).
Open online converterConversion logic
Each unit is defined via the base unit (cubic meter (m³)). The value is first converted to the base unit, then to the selected unit.
1 bbl = 0.158987294928 m³
1 gal US = 0.003785411784 m³
1 bbl × 0.158987294928 = 0.158987294928 m³
0.158987294928 m³ ÷ 0.003785411784 = 42 gal US