Country of Origin: USA
Manufacturer: Rockwell International, North American Aircraft
Designation: B-1
Version: A
Nickname: Lancer
Type: Long-Range Strategic Bomber Prototype
Crew: 4 - Aircraft Commander, Pilot, 
Offensive System Officer, Densive System Officer 
First flight: 23 December 1974
Inventory: 4 build (2 crashed and 2 on display) 
Unit prise: n.a.
Performance
 
Ceiling: normal 9 144 m / 30 000 ft
maximum 18 900 m / 62 000 ft
Combat Radius: n.a.
Flight Radius: without refueling 9 817 km / 6 100 miles
with refueling n.a.
Take-off distance: n.a.
Landing distance: n.a.
Landing speed: n.a.
Designed g limits: n.a.
Weights  
Empty: n.a.
Normal takeoff: 176 810 kg / 389 800 lb
Maximum takeoff: 179 169 kg / 395 000 lb
Max payload:   52 163 kg / 115 000 lb
Dimensions  
Span: extended forward 41.67 m / 136.7ft
swept aft 23.84 m /   78.2ft
Lenght: 45.78 m / 150.2ft
Height: 10.24 m /   33.6ft
Wing aeria: n.a.
Speed
Max speed: at H=0 m 1 470 kmh /    914 mph / mach 1.2
at altitude 2 333 kmh / 1 450 mph / mach 2.3
Cruising speed:    780 kmh /     485 mph / mach 0.7
Propulsion
Powerplant: General Electric F101- GE - 100
Thrust: normal n.a.
with afterburner 135 kN / 13 600 kgf
Number of engines: 4
Weapon systems
Primary: Nuclear or Conventional bombs
Air-to-air: none
Air-to-ground: Nuclear or Conventional bombs 
Other: n.a.
Fire points: 3 internal lounchers, 8 external