Pratt & Whitney (P&W) and Boeing are asking the Federal Aviation Administration for more time and for regulatory exemptions as part of design changes they are making to PW4000-112 turbofans and the ...
BENGALURU, Dec 22 (Reuters) - An Air India Boeing 777 aircraft had to turn back after a drop in oil pressure forced the pilots to turn off one of the jet's engines, India's aviation regulator said on ...