https://www.czdefence.com/article/europeanisation-of-the-f-3...: “The F-35's manufacturer, Lockheed Martin, states that currently around 25% of the F-35's components are manufactured in Europe.”
That doesn’t say the USA cannot make every part, but I think it’s likely they will have trouble producing some of them.
For example, https://simpleflying.com/how-many-international-parts-us-f-3... states the F35 has Martin Baker ejection seats and the F35B has Rolls-Royce engines.
https://www.czdefence.com/article/europeanisation-of-the-f-3...: “The F-35's manufacturer, Lockheed Martin, states that currently around 25% of the F-35's components are manufactured in Europe.”
That doesn’t say the USA cannot make every part, but I think it’s likely they will have trouble producing some of them.
For example, https://simpleflying.com/how-many-international-parts-us-f-3... states the F35 has Martin Baker ejection seats and the F35B has Rolls-Royce engines.