Williams International

Williams Completes Flight Test Burning 100 Percent Sustainable Fuel

Williams International recently completed a successful flight test of its FJ44-4 engine using 100 percent sustainable aviation fuel (SAF) on their flying testbed aircraft. The flight was conducted from the Williams International flight operations center in Pontiac, Michigan, and flew to points in northern Michigan with a total of 3.5 hours of flight time at […]

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Williams’ FJ44-4A-QPM Engine Earns FAA and EASA Certification

Williams International has received type and production certification from the FAA and EASA for its FJ44-4A-QPM engine. Production deliveries have already begun. The FJ44-4A-QPM engines will power the new Pilatus PC-24 Super Versatile Jet that will begin deliveries later this year. As part of an integrated propulsion module, Williams is supplying an anti-ice and noise […]

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Factory Upgrade Transforms Hawker 400A and XP into 400XPR

Textron’s Beechcraft subsidiary has received full FAA certification for all program elements of its Beechcraft/Hawker 400A upgrade. All upgrade work is completed either in Wichita, Kansas, or at a Textron Aviation service center. The completed effort transforms the old 1980s-era airframe into a Hawker 400XPR that offers improved climb and takeoff performance, as well as […]

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Polish Flaris LAR 1 Jet Moves on with New Engine

Polish car-part manufacturer Metal Master has for years been working on a very light jet named Flaris LAR 1, which was on the road to its first flight in early 2015. The company has now mounted a new engine, the Williams FJ33-5A, to the tail section of the tiny fuselage. The engine received FAA certification […]

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FAA Certifies Cirrus Jet’s Williams FJ33-5A Turbofan

Williams International’s new FJ33-5A turbofan engine on Monday was awarded its FAA Part 33 type certificate. The company used what it learned in development of the earlier FJ44-3AP and FJ44-4A powerplants to give the new FJ33-5A more than 2,000 pounds of thrust, improved fuel economy and a better than 6-to-1 thrust-to-weight ratio. The FJ33-5A — […]

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