Pontifications: Fluid, dynamic events upend MAX story

Special Edition March 20, 2019, © Leeham Co: I’ve been covering or employed in commercial aviation since 1979. I’m an aviation historian buff. I’ve read all about the groundings of the Douglas DC-6, Lockheed Constellation, Martin 202 and… Read More

Impact to Boeing for MAX grounding assessed

Subscription Required Introduction March 19, 2019, © Leeham News: The impact of the grounding of the 737 MAX to Boeing will hurt, but the effect likely will be short term. The most recent grounding of an airliner was… Read More

Pontifications: 737 MAX events remind of Lockheed Electra story

March 18, 2019, © Leeham News: There’s a saying that history repeats itself. When it comes to the crisis of the Boeing 737 MAX, I’m reminded of the crisis Lockheed faced in 1959-1960 when the Electra propjet crashed… Read More

Commentary: Boeing’s Tylenol moment and the need for radical transparency

By Judson Rollins March 13, 2019, © Leeham News: The traveling public’s faith in Boeing – and that of regulators in dozens of countries – has clearly taken a beating. The 737 MAX has now been grounded or… Read More

EASA grounds, bans 737 MAX; FAA remains silent

March 12, 2019, (c) Leeham News: EASA, the European air safety regulator, grounded the Boeing 737-8/9 operated by EU airlines and banned operation of the airplanes operated by third-party airlines/countries. The press release is here. The US Federal… Read More

UK bans MAX; China checked with Boeing, FAA before grounding

March 12, 2019, © Leeham News: Australia and the United Kingdom today joined a growing list of countries banning the Boeing 737 MAX from operating in or through their airspace. The UK’s decision to ban the MAX is,… Read More

Bjorn’s Corner: Pitch stability, Part 9

Feb. 08, 2019, ©. Leeham News: In our run through of the pitch stability problems of an airliner we covered high and low-speed problems in the last Corners and before it deep stall. Now we go back to… Read More

Bjorn’s Corner: Pitch stability, Part 8

Feb. 01, 2019, ©. Leeham News: In last week’s Corner, we covered the high-speed pitch stability problem most airliners have, Mach tuck. Now, we continue with low-speed problems which made Boeing introduce Speed trim on the 737.

Lion Air threatens to cancel MAX order; no impact to Boeing seen

Subscription Required Introduction Dec. 17, 2018, © Leeham News: Lion Air’s co-founder is threatening to cancel an order for more than 200 Boeing 737 MAXes following what he says is Boeing’s blaming the airline for the Oct. 29… Read More

Boeing issues 737 Operations Manual Bulletin after Lion Air accident

By Bjorn Fehrm November 7, 2018, © Leeham News.: Boeing issued a message to the operators of 737 MAX aircraft yesterday to remind their pilots of the procedures if an unreliable Angle Of Attack (AOA) information is suspected… Read More