C-17 Globemaster III Profile

C-17 Globemaster III Profile

The C-17 Globemaster III is a large military transport aircraft. the C-17 is used for rapid strategic airlift of troops and cargo to main operating bases or forward operating bases throughout the world; it can also perform tactical airlift, medical evacuation and airdrop missions.

National origin : United States
Manufacturer : McDonnell Douglas / Boeing
Developed from : McDonnell Douglas YC-15
Role : Strategic/tactical airlifter
First flight : 15 September 1991
Introduction : 14 July 1993
Status : In service
Primary users : United States Air Force, Royal Air Force, Royal Australian Air Force, Canadian Forces
Number built : 230 (April 2011)
Unit cost : $191 million (2010)

The C-17 is 174 feet (53 m) long and has a wingspan of about 170 feet (52 m). It can airlift cargo fairly close to a battle area. The C-17 is powered by four fully reversible, F117-PW-100 turbofan engines.

The aircraft requires a crew of three (pilot, copilot, and loadmaster) for cargo operations. Maximum payload of the C-17 is 170,900 lb (77,500 kg), and its Maximum Takeoff Weight is 585,000 lb (265,350 kg). The C-17 is designed to operate from runways as short as 3,500 ft (1,064 m) and as narrow as 90 ft (27 m).
C-17 Globemaster III Specifications
General characteristics

  • Crew: 3: 2 pilots, 1 loadmaster
  • Capacity:
    • 134 troops with palletized seats or
    • 102 troops with standard centerline seats or
    • 36 litter and 54 ambulatory patients or
    • Cargo, such as an M1 Abrams tank,three Strykers, or 6 M1117 Armored Security Vehicles
  • Payload: 170,900 lb (77,519 kg) of cargo distributed at max over 18 463L master pallets or a mix of palletized cargo and vehicles
  • Length: 174 ft (53 m)
  • Wingspan: 169.8 ft (51.75 m)
  • Height: 55.1 ft (16.8 m)
  • Wing area: 3,800 ft² (353 m²)
  • Empty weight: 282,500 lb (128,100 kg)
  • Max takeoff weight: 585,000 lb (265,350 kg)
  • Powerplant: 4 × Pratt & Whitney F117-PW-100 turbofans, 40,440 lbf (180 kN) each
  • Fuel capacity: 35,546 US gal (134,556 L)

Performance

  • Cruise speed: Mach 0.76 (450 knots, 515 mph, 830 km/h)
  • Range: 2,420 nmi[135] (2,785 mi, 4,482 km)
  • Service ceiling: 45,000 ft (13,716 m)
  • Max wing loading: 150 lb/ft² (750 kg/m²)
  • Minimum thrust/weight: 0.277
  • Takeoff run at MTOW: 7,600 ft (2,316 m)
  • Landing distance: 3,500 ft (1,060 m)
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