Two of the main companies involved in the project are Lockheed Martin Aeronautics and BAE Systems, this has been reflected in the F-35's name Lightning II, Lockheed built and designed the WWII Lockheed P-38 Lightning fighter and English Electric, a company now incorporated within BAE Systems, built and designed the Cold War-era English Electric Lightning fighter. Development of the F-35 has been plagued with time and cost overruns, particularly with the aircrafts numerous electronic systems and associated software. Lockheed Martin F-35 Lightning II Specifications: - Crew: Pilot only
- Length: 50 ft 6 in (15.37 m)
- Wingspan: 35 ft 0 in (10.65 m)
- Height: 17 ft 4 in (5.28 m)
- Wing area: 459.6 ft² (42.7 m²)
- Loaded weight: 44,400 lb (20,100 kg)
- Maximum takeoff weight: 60,000 lb (27,200 kg)
- Engine: Single 40,000+ lbf (178+ kN) thrust Pratt & Whitney F135 or General Electric/Rolls-Royce F136 afterburning turbofan
- Maximum speed: Mach 1.6+ (1,200 mph, 1,931 km/h)
- Combat radius: 600 nmi (690 mi, 1,110 km)
- G-Limit: 9g
Lockheed Martin F-35 Lightning II Armament: - Guns: Single internal or pod mounted GAU-12/U 25 mm cannon
- Missiles: Internal: 6 air-air missiles or 2 air-air missile and 2 air-surface weapons
- External: 2 missiles and 4 missiles/bombs
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