Lockheed SR-71 Blackbird - Specifications (SR-71A)

Specifications (SR-71A)

Data from SR-71.org, Pace

General characteristics

  • Crew: 2 (Pilot and Reconnaissance Systems Officer)
  • Payload: 3,500 lb (1,600 kg) of sensors
  • Length: 107 ft 5 in (32.74 m)
  • Wingspan: 55 ft 7 in (16.94 m)
  • Height: 18 ft 6 in (5.64 m)
  • Wing area: 1,800 ft2 (170 m2)
  • Empty weight: 67,500 lb (30,600 kg)
  • Loaded weight: 152,000 lb (69,000 kg)
  • Max. takeoff weight: 172,000 lb (78,000 kg)
  • Powerplant: 2 × Pratt & Whitney J58-1 continuous-bleed afterburning turbojets, 34,000 lbf (151 kN) each
  • Wheel track: 16 ft 8 in (5.08 m)
  • Wheelbase: 37 ft 10 in (11.53 m)
  • Aspect ratio: 1.7

Performance

  • Maximum speed: Mach 3.3 (2,200+ mph, 3,530+ km/h, 1,900+ knots) at 80,000 ft (24,000 m)
  • Range: 2,900 nmi (5,400 km)
  • Ferry range: 3,200 nmi (5,925 km)
  • Service ceiling: 85,000 ft (25,900 m)
  • Rate of climb: 11,810 ft/min (60 m/s)
  • Wing loading: 84 lb/ft² (410 kg/m²)
  • Thrust/weight: 0.44

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