Pratt & Whitney J52
Videos
The Pratt & Whitney J52 is an axial-flow dual-spool turbojet engine originally designed for the United States Navy, in the 40 kN class. It powered the A-6 Intruder and the AGM-28 Hound Dog cruise miss
A J52 cut-out showing its two spools
P&W J52-P-408 being worked on in the USS Kitty Hawk's jet shop
B-52F takeoff with J52-powered AGM-28 Hound Dog missiles
AGM-28 Hound Dog nuclear cruise missile, powered by the J52-P-3 jet engine.
Pratt & Whitney JT8D
Videos
The Pratt & Whitney JT8D is a low-bypass turbofan engine introduced by Pratt & Whitney in February 1963 with the inaugural flight of the Boeing 727. It was a modification of the Pratt & Whitney J52 tu
Pratt & Whitney J52
…Intruder and the AGM-28 Hound Dog cruise missile. As of 2021 the engine was still in use in models of the A-4 Skyhawk. The engine is the basis for the Pratt & Whitney JT8D, a popular civilian low-bypass turbofan engine. The J52 was developed in the mid-1950s for the US Navy as a scaled-down derivative of the J57/JT3A. It…
The JT8D is a low-bypass turbofan often used on early narrowbody jetliners
Cutaway showing the configuration: twin fan, axial compressor stages, cannular combustors and 4-stage turbine
Cannular combustor
20 in (510 mm) diameter rotor and bypass stator