The Federal Aviation Administration (FAA) has released a statement 737 Next Generation (NG) may have been improperly manufactured. Boeing said the part known as a leading-edge slat track – a mechanism that modifies the lift and drag characteristics of the plane's wings during take-offs and landings –
According to the FAA, 32 Boeing NG, and 33 Boeing Max aircraft have been published in the United States.
In its statement, the FAA said, "The affected parts may be susceptible to premature failure or cracks resulting from the improper manufacturing process. "
The FAA is issuing an Airworthiness Directive to mandate Boeing's service actions to identify and remove the discrepant parts from service. "
In response, Boeing told CBS News "737 operators advising them to inspect the slat track assemblies on certain airplanes." One batch of slate tracks with specific lot numbers produced by a supplier.
"We are committed to supporting our customers in every way possible as they identify and replace these potentially non-conforming tracks," said Kevin McAllister, president & CEO of Boeing Commercial Airplanes. Boeing has faced increased scrutiny sinceof Boeing 737 Max planes killed 346 people. In October 2018, crashed 12 minutes after takeoff, killing all 189 people on board. In March of this year, Ethiopian Airlines Flight 302 crashed into the ground six minutes after takeoff, killing 157 people. In response, all Boeing 737 Max plane were grounded worldwide.
Boeing CEO Dennis Muilenburg told "CBS Evening News" incoming anchor Norah O'Donnell, "We can not change what has happened
Kathryn Krupnik contributed to this report.