PW4090 certificated

1997-03-12T00:00:00

The 400kN (90,000lb)-thrust Pratt & Whitney PW4090 engine for the Boeing 777-200 increased-gross-weight (IGW) has been certificated by the USFederal Aviation Administration. The first P&W-powered 777-200IGW will enter service with United Airlines this month. The PW4090 uses the same 2.85m diameter fan as the PW4084, but features improved compressor aerodynamics, ...

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