shaft horsepower. Aircraft Sikorsky CH-124 Sea King - primary assembly Fleet As of February 2023, Pratt & Whitney Canada has the following aircraft registered with Transport Canada and operate as ICAO airline designator PWC, and telephony PRATT. Boeing 747SP - 2 Cessna 560XLS - 1 De Havilland Canada Dash 8 - 1 Dornier 328JET (328-300) - 1 References Footnotes Notes External links 1928 establishments in Quebec Aircraft engine manufacturers of Canada Canadian subsidiaries of foreign companies Companies based in Longueuil Defence companies of Canada Gas turbine manufacturers Manufacturing companies established in 1928 Raytheon Technologies Technology companies established in 1928 United Technologies