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The Northrop Grumman B-21 Raider is an American strategic bomber in development for the United States Air Force (USAF) by Northrop Grumman.Part of the Long Range Strike Bomber (LRS-B) program, it is to be a stealth intercontinental strategic bomber that can deliver conventional and thermonuclear weapons.
One variant was a medium-bypass engine for the Next-Generation Bomber, using the PW1000G core with a direct-drive fan for a 4:1 bypass ratio. [37] [38] Similar to the PW800, it has the F135 low-pressure section. [39] The Northrop Grumman B-21 Raider is powered by two 27,000 lbf (120 kN) PW9000s. [40]
At 6:51 a.m. on Friday, November 9, the U.S. Air Force's advanced new flying-wing B-21 Raider stealth bomber lifted off the ground for the first time. ... static tests of its turbofan engines ...
[4] [5] [6] A development contract was awarded to Northrop Grumman for its B-21 Raider in October 2015. Much about the project is highly classified and little information is available to the public. As of late 2019, it was known that construction of the aircraft had begun, [7] [8] and on December 2, 2022, it was unveiled to the public. [9]
A B-21 Raider conducts flight testing, which includes ground testing, taxiing and flying operations, at Edwards Air Force Base, Calif. / Credit: Air Force Global Strike Command.
The B-21 Raider is the first new American bomber aircraft in more than 30 years, and almost every aspect of the program is classified. Both Northrop Grumman and the Air Force have tried to protect ...
Douglas B-18 Bolo medium bomber: 1935 retired 1946: 350: Douglas Y1B-7 heavy bomber: 1931 retired prototype: 8: Fokker XB-8 heavy bomber: 1929 retired prototype: 7: Great Lakes BG dive bomber: 1933 retired 1941: 61: Huff-Daland XB-1 heavy bomber: 1927 retired prototype: 1: Keystone B-3 light bomber: 1929 retired 1940: 36: Keystone B-4 heavy ...
The Air Force’s newest bomber, the B-21 Raider, took its first test flight Friday, keeping the $200 billion development program on track to deploy aircraft by the mid-2020s. The B-21 is a ...