Leeham News and Analysis
There's more to real news than a news release.
MCAS, The Aircraft Certification Act and the unintended consequences of Congressional Intervention
First in a Series of Articles Subscription Required By the Leeham News team March 30, 2023, © Leeham News: Boeing is suffering delays getting the 737-7, 737-10, and 777X certifications completed. Airbus delayed the certification of the A321XLR… Read More
Bjorn’s Corner: 737 MAX ungrounding, ANAC’s and EASA’s decisions
November 27, 2020, ©. Leeham News: After the lifting on the grounding order by the FAA, ANAC (Brazils regulator) followed in the week, and EASA issued its plans for public comment. What are the differences in the ungrounding… Read More
Boeing 737 MAX changes beyond MCAS
By Bjorn Fehrm November 24, 2020, ©. Leeham News: Last week, we went through the core MCAS changes the FAA demanded from Boeing to lift the grounding of the 737 MAX 8 and 9. As the investigation into… Read More
Bjorn’s Corner: 737 MAX ungrounding, the technical background
November 20, 2020, ©. Leeham News: This week’s big news is the lifting of the grounding of Boeing’s 737 MAX. I wrote about the changes made to the MAX Wednesday and why I believe it’s safe. Let’s use… Read More
FAA recertifies Boeing 737 MAX
Continuing coverage in next post By Bjorn Fehrm November 18, 2020, ©. Leeham News: The FAA has declared the Boeing 737 MAX 8 and 9 safe to fly after a 20 months grounding. On March 10, 2019, the… Read More
FAA administrator flies MAX in next step to recertification
By Scott Hamilton Sept. 30, 2020, © Leeham News: Boeing is one step closer to recertifying the 737 MAX. Steve Dickson, the administrator of the Federal Aviation Administration, fulfilled a pledge this morning to pilot the MAX as… Read More
Why is the 737 MAX safe now when it wasn’t before?
Subscription Required Now open to all readers. By Bjorn Fehrm Introduction September 14, 2020, © Leeham News: The FAA and EASA Safety of Flight authorities have examined and test flown the changes Boeing has done to the 737… Read More
HOTR: Boeing still sees MAX 3Q recertification
By the Leeham News staff June 10, 2020, © Leeham News: Despite COVID slowdowns, Boeing still expects recertification of the 737 MAX in the third quarter, say people familiar with the situation. Whether this timetable proves out remains… Read More
FAA takes first steps for re-certification of the MAX
December 6, 2019, ©. Leeham News: The FAA issued a draft of the updated Master Minimum Equipment List (MMEL) for the Boeing 737 MAX 8 and 9 on its website yesterday. It’s there to be commented on by… Read More
Bjorn’s Corner: Analysing the Lion Air JT610 crash, Part 6.
December 6, 2019, ©. Leeham News: We now finalize the series about the Lion Air JT610 crash by analyzing the changes Boeing has made to the aircraft to avoid further problems with MCAS (Maneuver Characteristics Augmentation System). The… Read More