The U.S. Air Force has faced scrutiny over its spending practices, including reports of excessive costs for routine items. In 2018, a congressional investigation revealed that the Air Force had been purchasing specially designed reheatable coffee cups for its KC-10 aircraft at a cost of over $1,200 each. The fragile nature of these cups led to frequent replacements, prompting concerns over wasteful spending. Following public and congressional criticism, the Air Force announced it would seek more cost-effective alternatives.

Additionally, a 2024 Pentagon audit found that Boeing had significantly overcharged the Air Force for spare parts on C-17 transport planes. The report detailed that soap dispensers, which should have cost far less, were billed at nearly $150,000 each—an 8,000% markup. The Department of Defense Inspector General estimated that the Air Force overpaid by nearly $1 million for these dispensers and additional replacement parts.

Boeing disputed the findings, arguing that the audit compared aircraft-certified components with commercial-grade items that would not meet military specifications. However, the report fueled broader concerns about financial mismanagement within defense contracts. These findings are part of ongoing efforts to increase accountability in military spending.