Dec 17, 2013 · The Republic XP-47J was a high-performance fighter prototype based on the P-47 Thunderbolt. The aircraft recorded a top speed of 505 mph (813 km/h) in level flight.

The P-47 Thunderbolt is a World War II fighter aircraft built by Republic Aviation from 1941 to 1945. XP-47 model during wind tunnel testing. In response to a USAAC requirement for a new fighter aircraft, Republic Aviation engineer Alexander Kartveli proposed the AP-10 lightweight high-altitude interceptor on August 1, 1939. [1] .

Feb 15, 2023 · Though a big brute the P-47, with its huge Double Wasp engine and firepower of eight 0.5-calibre machine guns that could mincemeat just about anything when in entered service in 1942, was arguably the first American fighter of the Second World War capable of matching those of other nations on a better than equal footing.

Jul 13, 2018 · During testing on August 4th, 1944, the aircraft - now fitted with the GE CH-5 turbosupercharger - recorded a maximum speed of 505 miles per hour while flying at over 34,500 feet, the fastest speeds ever for a propeller-driven aircraft. Such capabilities gave the XP-47J the nickname of "Superbolt".

The Boeing F-47 is a planned American air superiority sixth-generation fighter aircraft under development by Boeing for the United States Air Force (USAF) under the Next Generation Air Dominance (NGAD) program.

The Republic P-47 Thunderbolt is a World War II-era fighter aircraft produced by the American company Republic Aviation from 1941 through 1945. It was a successful high-altitude fighter, and it also served as the foremost American fighter-bomber in the ground-attack role.

Feb 9, 2018 · High-altitude bombings were more effective than risky close air support staffing and aircraft powered by jet engines would be better suited for the role. So the Republic XP-47J Superbolt found itself without a job despite being an improvement over the P-47 Thunderbolt.

Aug 8, 2015 · On 1 April 1943, the AAF gave Republic a letter of intent to purchase two light-weight P-47s, and the contract was officially approved on 18 June 1943. This new aircraft was designated the XP-47J. An early image of the Republic …

The fastest version of the Thunderbolt was the XP-47J, which was proposed in November 1942 as a lighter-weight version of the Thunderbolt designed to explore the outer limits of the design's basic performance envelope. The XP-47J was fitted with a 2800 hp Pratt and Whitney R-2800-57 (C) housed inside a close-fitting cowling and cooled by a fan.

May 13, 2007 · The XP-47J, nicknamed “Superman”, was an attempt to combine the fuselage of the Thunderbolt with the Pratt & Whitney R-2800-61 engine. This was a closely cowled engine, cooled by a fan rather than by normal airflow and producing 2,100hp. It also had a slightly lighter wing, carrying only six guns. The XP-47J first flew on 26 November 1943.