F-35 - UK share 10% approx. F-35B - UK share is ? %. 15%? 20%?
There there are things like testing and simulation - which should have spin offs and not just for aerospace/defence. Keeping cuts down for F-35 should also have made the whole sector more competitive.
Many aerospace components are made in the UK, even when the UK plays no real role in the aircraft. It is as if we have ISO 9001/AS9100 exporters who excel...