Data from Globalsecurity.org : E-3 Sentry (AWACS)[21] General characteristics Crew: Flight crew: 4 (aircraft commander, pilot, navigator, flight engineer) Mission crew: 13–19 Length: 152 ft 11 in (46.61 m) Wingspan: 145 ft 9 in (44.42 m) Height: 41 ft 4 in (12.60 m) Wing area: 3,050 sq ft (283 m2) Empty weight: 185,000 lb (83,915 kg) Gross weight: 344,000 lb (156,036 kg) Max takeoff weight: 347,000 lb (157,397 kg) Powerplant: 4 × Pratt and Whitney TF33-PW-100A turbofan, 21,500 lbf (96 kN) thrust each Performance Maximum speed: 461 kn (531 mph, 854 km/h) Cruise speed: 310 kn (360 mph, 580 km/h) optimum Range: 4,000 nmi (4,600 mi, 7,400 km) Endurance: more than 8 hours without refuelling Service ceiling: 29,000 ft (8,800 m) minimum Avionics AN/APS-133 colour weather radar Westinghouse Corporation AN/APY-1 or AN/APY-2 passive electronically scanned array radar system