Sept. 30, 2017, © Leeham Co.: Today is the 49th anniversary of the roll-out of the Boeing 747-100.
On Nov. 7, United Airlines operates its last 747 flight. Delta Air Lines ends it 747 service this year. Afterward, there won’t be a single US operator of the passenger model.
The 747 remains in service with US cargo carriers Atlas Air, Kalitta Air, UPS and a few others. Globally, British Airways, Lufthansa and Korean Air Lines are among those flying the passenger model.
Ted Reed, one of the writers of TheStreet.com, asked me earlier this month to give some thoughts about the 747. Below is what I gave him; he excerpted some for his column in Forbes. The focus was on US operators.
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Sept. 25, 2017, © Leeham Co.: The ambitious plan of Boeing CEO Dennis Muilenburg to grow after-market services from today’s $14bn in revenues to $50bn in 5-10

Stan Deal, CEO of Boeing Global Services.
years was announced nearly a year ago—Nov. 21.
Boeing Global Services, or BGS, combines separate operations in Boeing Commercial Airplanes and Boeing Defense, Space and Security (BCA and BDS respectively).
The growth depends on a combination of improving its current operations, growing organically and through mergers and acquisitions.
Wall Street aerospace analysts generally regard the timeline as ambitious.
In an interview with LNC, the CEO of BGS, Stan Deal, agreed.
Summary
August 18, 2017, ©. Leeham Co: In this Corner, we will finish the design of the hybrid propulsion system for our 50-seat regional turboprop. We use the ATR42-600 as a reference, as before (Figure 1).
We found an acceptable redundancy concept in the previous Corner, with an APU+generator+battery as backup power source. Now we will finish the design of the hybrid propulsion chain and compare with the original turboprop propulsion.
Aug. 15, 2017, © Leeham Co.: Small airlines face continuous challenges about acquiring modern aircraft at prices they can afford.
There was once a number of manufacturers producing small airliners. British Aerospace (BAe) produced the 19-seat Jetstream and Beech the 19-seat 1900. Saab built the 340 and later the 2000. BAe tried to update the old Hawker Siddeley 748 with the ATP, Advanced Turbo Prop. Fokker upgraded the F-27 to the F-50. Embraer got its start with the small Bandierante and really hit the mark with the Brasilia.
Bombardier produced the Dash-8 40-seat turboprop in competition with ATR’s ATR-42 and both compete with a 70-90 seat turboprop. BBD dropped its Dash 8 and barely holds on with the Q400. ATR is the dominant player now. (China produces a turboprop, but it’s mostly a captive-market airplane.)
BAE, Saab and Beech exited the commuter airplane business. Fokker went out of business. Embraer moved to jets.
This leaves smaller, independent regional and commuter airlines in a real bind. There are simply no replacements for the 19- to 30-seat airliner, save one: the Viking Twin Otter. More about this below.
By Bjorn Fehrm
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Introduction
August 10, 2017, © Leeham Co.: Last week we started the look into how the Airbus A321neo could be incrementally improved. To understand what can improve an aircraft, ones need to understand its limitations.
The A321neo is mainly limited by its wing, which is highly loaded. But there are ways around this limitation other than developing a new wing, an exercise which would require time, money and a new certification program.
Having understood the limitations, we now look into what can be done about them.
Summary:
Aug. 7, 2017, © Leeham Co.: The quote appeared on Twitter, citing the chairman of Air Lease Corp, Steven Udvar-Hazy:
“I would simply but strongly encourage the OEMs to carefully review their production rate aspirations closely and realistically.”
Hazy, often (but erroneously) called the “Godfather of leasing,” is a voice to be reckoned with. He is enormously influential with Airbus, Boeing, lessors and the industry. He’s been a launch customer of several aircraft new aircraft models and, if he’s not the Godfather of leasing (this title really belongs to the late George Batchelor), Hazy raised aircraft leasing to a fine art.
So, when the quote appeared on Twitter, I sat up in my chair.
Was Hazy suggesting Airbus and Boeing will be producing too many airplanes, creating a supply-demand imbalance?
August 03, 2017, ©. Leeham Co: In our search for an electric regional aircraft configuration, we found that a jet aircraft requires too high power levels. The higher speeds of a jet aircraft take the power levels beyond what we can handle with an electric hybrid propulsion system.
Our ambition is to transport 50 passengers on a regional network. For networks which have sectors around 200-300nm, the turboprop is the preferred regional aircraft. We will now re-direct our hybrid regional aircraft project to this market segment.
Boeing’s tactical option for MOM sector
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Aug. 14, 2017, © Leeham Co.: It’s not a done deal yet—the business for the so-called Boeing 797 remains a challenge. But the consensus is that Boeing will launch the program next year, for an entry-into-service around 2025.
Boeing 797 concept. Source: Boeing.
Yet there are airlines that say they don’t want to wait that long for a new airplane.
What are their choices?
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Posted on August 14, 2017 by Scott Hamilton
air force tanker, Airbus, Airlines, American Airlines, Boeing, Bombardier, CFM, Delta Air Lines, GE Aviation, Leasing, Leeham News and Comment, Middle of the Market, MOM, Pratt & Whitney, United Airlines, US Airways
737-10, 737-9, 757, 767-200ER, 767-300ER, 777, 777-300ER, 797, A330-200, A330-800, Airbus, airlines, American Airlines, Boeing, Delta Air Lines, Japan Air Lines, Middle of the Market, MOM, New Midrange Aircraft, NMA, United Airlines