What is the total fuel capacity of the TH-73A's upper fuel cell?

• A. 265 pounds
• B. 538 pounds
• C. 1,051 pounds
• D. 1,068 pounds

Answer: (B)

The total fuel capacity of the TH-73A's upper fuel cell is indeed 538 pounds. This capacity reflects the design specifications intended to support the operational requirements of the helicopter. The TH-73A, being a training variant of the TH-57 Sea Ranger, utilizes this specific fuel capacity to ensure sufficient range and endurance for training missions, which is a critical aspect for the efficient and effective training of naval aviators. The correct figure of 538 pounds aligns with the aircraft's performance and safety parameters as determined by its design and engineering standards. Understanding this capacity is crucial for pilots and ground crew when planning flights, managing fuel loads, and ensuring adherence to weight limits and overall aircraft performance.