Jet fuel’s weight per gallon varies slightly based on factors like temperature and specific fuel type, but it typically averages around 6.7 pounds. This weight is crucial for aircraft performance calculations, as it directly impacts takeoff weight, fuel efficiency, and range.
Accurate fuel weight assessment is essential for flight safety and operational efficiency. Knowing the precise weight allows pilots and flight planners to determine the necessary fuel load for a given flight, ensuring sufficient fuel for the journey while avoiding excess weight that would reduce performance. This practice contributes to cost savings for airlines and reduces environmental impact by minimizing unnecessary fuel burn. Historically, accurate fuel weight calculations have become increasingly critical as aircraft technology has advanced and flight distances have increased.