US Air Force Flags Deepening Jet Engine Supply Chain Crisis and Procurement Overhaul

The Air Force says persistent production delays, quality lapses and vulnerable supply chains are jeopardizing jet engine availability and could trigger a revamp of how engines are bought and built.

The Pentagon’s own watchdog has documented chronic problems in the U.S. jet engine industrial base, citing production bottlenecks, quality-control breakdowns, dwindling sources and shortages of critical materials. These deficiencies have delayed key platforms such as the F-35 Lightning II, whose Pratt & Whitney F135 engine has struggled to meet contract specs, and the B-52J upgrade, which depends on Rolls-Royce F130 engines now behind schedule.

In response, the Air Force issued a Request for Information that signals a shift toward a more holistic procurement strategy, evaluating manufacturers on lifecycle cost, reliability, maintainability, production stability and supply-chain robustness. Anticipated demand may top 180 engines per year by 2034, prompting the service to explore new suppliers and possibly a new acquisition model. The article notes that modern turbofans are extraordinarily complex, requiring advanced alloys and precision manufacturing, and that Chinese restrictions on strategic materials expose further vulnerabilities. Ultimately, the Air Force warns that without a resilient engine supply chain, aircraft readiness and national security could suffer in any future great-power conflict.