The North American XB-28 (NA-63) was an aircraft proposed by North American Aviation to fill a strong need in the United States Army Air Corps for a high-altitude medium bomber. It never entered production, with only two prototypes being built.

Apr 2, 2019 · Page details technical specifications, development, and operational history of the North American XB-28 (Dragon) High-Altitude, Medium Fast Bomber Prototype including pictures.

Nov 3, 2022 · The XB-28’s defensive armament consisted of three twin .50-calibres in remote-controlled ventral, dorsal and tail turrets. The gunners controlled these with pericope sights while they remained seated behind the pilots. Additionally, the XB-28 was designed to carry a 4,000lb (1,814kg) bombload compared to the B-25s 3,000lbs (1,360kg).

This site deals with various technical aspects of the United States Air Force, primarily the aircraft.

Apr 10, 2020 · The XB-28 would be a revolutionary aircraft which went way beyond the remit delivered in 1939 for a medium bomber aircraft. The expected benefit of bombing from higher altitudes was a measure of safety from ground based artillery, and from fighters incapable of similar altitudes.

The XB-28 was based on North American Aviation's highly successful B-25 Mitchell, but as it evolved it became a completely new design, much more reminiscent of the Martin B-26 Marauder.

Powered by the R-2800-11, the XB-28 had tricycle landing gear, single rudder, five men in a pressure cabin, and carried 4,000 pounds of bombs and six .50-caliber guns with 1,200 rounds. The guns were paired in upper, lower, and tail turrets remote-controlled by pairs of periscope sights above and below the forward cabin.

The North American XB-28 (NA-63) Dragon was a proposed high-altitude follow-on to the B-25 Mitchell twin-engined medium bomber. Three prototypes were ordered on February 13, 1940. The XB-28 aircraft was generally similar to the B-25 in overall configuration, but had a single vertical tail rather than two.

North American XB-28 Dragon. up to 4,000 lbs. of bombs. Length: 56' 5" Height: 14' 0" Wingspan: 72' 7" Gross Weight: 35740 lb. No. of Engines: 2. Powerplant: Pratt & Whitney R-2800 "Double Wasp" radial. Horsepower: 2000 each. Range: 2040 …

The North American XB-28 (NA-63) was an aircraft proposed by the North American Aviation to fill a strong need in the United States Army Air Corps for a high-altitude medium bomber. It never entered into full production, with only two aircraft having been built.