B-2 Spirit Profile

B-2 Spirit Profile

The B-2 Spirit is an American heavy bomber with low observable stealth technology designed to penetrate dense anti-aircraft defenses and deploy both conventional and nuclear weapons. The B-2 Spirit also known as the Stealth Bomber.

Manufacturer : Northrop Corporation, Northrop Grumman
National origin : United States
Role : Stealth bomber
First flight : 17 July 1989
Introduction : April 1997
Status : Active service: 20 aircraft
Primary user : United States Air Force
Number built : 21

In 1979 The B-2 Spirit originated from the Advanced Technology Bomber (ATB) black project began. The B-2’s low-observable, or “stealth”, characteristics give it the ability to penetrate an enemy’s most sophisticated anti-aircraft defenses to attack its most heavily defended targets.

The blending of low-observable technologies with high aerodynamic efficiency and large payload gives the B-2 significant advantages over previous bombers. The B-2 has a crew of two: a pilot in the left seat, and mission commander in the right.

B-2 Spirit Specifications

General characteristics

  • Crew: 2
  • Length: 69 ft (21.0 m)
  • Wingspan: 172 ft (52.4 m)
  • Height: 17 ft (5.18 m)
  • Wing area: 5,140 ft² (478 m²)
  • Empty weight: 158,000 lb (71,700 kg)
  • Loaded weight: 336,500 lb (152,200 kg)
  • Max takeoff weight: 376,000 lb (170,600 kg)
  • Powerplant: 4 × General Electric F118-GE-100 non-afterburning turbofans, 17,300 lbf (77 kN) each
  • Fuel Capacity: 167,000 pounds (75,750 kilograms)

Performance

  • Maximum speed: Mach 0.95 (550 knots, 630 mph, 1,010 km/h) at 40,000 ft altitude / Mach 0.95 at sea level[70]
  • Cruise speed: Mach 0.85[47] (487 knots, 560 mph, 900 km/h) at 40,000 ft altitude
  • Range: 6,000 nmi (11,100 km (6,900 mi))
  • Service ceiling: 50,000 ft (15,200 m)
  • Wing loading: 67.3 lb/ft² (329 kg/m²)
  • Thrust/weight: 0.205

Armament

  • 2 internal bays for 50,000 lb (23,000 kg) of ordnance.[47]
  • 80× 500 lb class bombs (Mk-82) mounted on Bomb Rack Assembly (BRA)
  • 36× 750 lb CBU class bombs on BRA
  • 16× 2000 lb class weapons (Mk-84, JDAM-84, JDAM-102) mounted on Rotary Launcher Assembly (RLA)
  • 16× B61 or B83 nuclear weapons on RLA
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