Problems that continue to plague the F35's engine supply chain could weigh on Lockheed Martin's business. The American aerospace giant is currently competing to sell its stealth aircraft in Switzerland (Air 2030), and Finland (HX Fighter). The two programs offer a deal for 100 aircraft worth over $ 80 billion. In addition, the fifth-gen fighter is also being targeted by other nations such as Greece and the United Arab Emirates.
However, the latest misadventures could hinder its sales. The F-35 program is suffering from a shortage of the Pratt & Whitney F135 engine, and it may take months for the situation to improve, according to Defense News. Read more here