Questions tagged [boeing-757]

A long-range narrowbody twinjet airliner produced by Boeing from 1981 through 2004.

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50
votes
3answers
20k views

Why does this 757 have a propeller engine attached to the fuselage?

I saw the following photo of a Honeywell Aviation Services Boeing 757-225: If it's not a fake, the airplane has a propeller mounted on a pylon on one side. What's the purpose of such strange design? ...
24
votes
2answers
54k views

What is different between a B737 and B757?

Both are single aisle, 3 by 3 seating planes. Both are vaguely similar in length (with appropriate models). But they have fairly different ranges. For similar sized airplanes, why the big ...
17
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1answer
617 views

Why aren't 757 scimitar winglets flush with the ailerons?

Over my many past flights aboard 757s, I have seen changes being implemented with their design. One of which was notably their refit of scimitar winglets. Although one of their most notable ...
16
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2answers
7k views

Why does the 757 fuselage bend more on turbulence than those of other airplanes?

According to this discussion(2nd)(3rd) and this video there is more fuselage bending in turbulence on the Boeing 757 than on other Jets. Why does the B757 fuselage bend more on turbulence? What are ...
15
votes
2answers
8k views

What is this tube connected to a 757 for?

In this photo, there is a 757 at Narita Airport with a tube connected to the belly. Source: Airliners.net The tube is in the middle of the plane. There is a similar question about this tube, but ...
14
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2answers
2k views

Did I witness an engine test for a 757 at MAN?

A while ago (Summer 2020) I was walking near MAN airport (UK) and saw a 757 taking off. There was a peculiar event during takeoff and I'd love to know what it was. Once airborne at about 1000 feet (...
13
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2answers
5k views

Why didn't the Boeing 757 share the 767 fuselage?

(Flight) Early 767 design was a trijet. The numbers-built for the 757 and 767 is +1,000 each. They are both equally successful. But why didn't the 757 feature a slightly shorter 767 fuselage to cut ...
7
votes
1answer
711 views

What is the length of an A380 aileron?

I work as a paint shop prepper at an airport in the UK and have currently worked on a aileron of a 757-200 that was 14ft long and wanted to compare it to that of a A380
6
votes
1answer
1k views

Why is the Boeing 757 undercarriage so high?

Compared to other wide bodies the 757 seems to stand on very tall landing gear. Considering strength, weight, cost, stowage space and ease of ground servicing you would want the shortest possible ...
5
votes
1answer
276 views

What is that Boeing 757 custom cockpit interface?

Cropped; flickr.com, 2008 The photo is taken in cruise. The selected display shows takeoff data. There is also a send button (which hints at a datalink capability for communicating values). I ...
5
votes
2answers
2k views

How many hydraulic systems does the Boeing 757 series have?

How many hydraulic systems does the B757 series have, does it have a Power Transfer Unit (PTU)? What is the operating pressure of the hydraulics in the Boeing 757? How big is the hydraulic reservoir?...
5
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1answer
190 views

Did Boeing subcontract the manufacturing of the wings on the B757 series?

If Boeing did subcontract, which company took over the manufacturing of the wings? Where were the wings made?
3
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1answer
541 views

Why didn’t the 757 have manual-reversion capability?

The Boeing 757 was the highest-capacity and latest-designed narrowbody Boeing ever produced (and, in the case of the 757-300, the highest-capacity narrowbody anyone ever produced); it was also the ...
3
votes
1answer
426 views

Which avionics suite does the 757 use?

I am wondering who makes the 757 avionics? Is there a glass cockpit upgrade? What is the name of the avionics suite? Thanks in advance
3
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0answers
449 views

First Boeing 757-200 N757A 'Catfish' was modified with a Canard foreplane. How did it behave?

The aircraft had these changes made around 2006 to act as an F-22 Avionics test bed. One would expect that the fore plane changed many performances of machine, including take off and landing attitude ...
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3answers
3k views

Could the Boeing 757 replace the Boeing 737 Max 8/9/10? [closed]

The "Baby Boeing" 737 started life in the 1960s with roughly half the thrust and around 60% of the weight as the 757. In stages the 737 grew into a capacity squarely in the range of the 757. ...
1
vote
1answer
969 views

Where can I find United 757 Checklists? (CRM, Pre Start, Pre Takeoff) [closed]

Where can I find United 757 Checklists (CRM, Pre-Start, Pre-Takeoff)? I need these for a writing project that I am doing. Any help is greatly appreciated. Thanks in advance! Thanks, Charlie :)
0
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2answers
188 views

Would ground effect and FOD ingestion be factors at high speeds close to the ground?

How could flight 77 into the pentagon overcome the compression lift of the ground effect at 460 KIAS that close to the ground? Also wouldn't the engines ingest FOD at that power setting that close to ...
0
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1answer
112 views

Question about the difficulty of a couple of airplane maneuvers [closed]

I have a hypothetical scenario and I was wondering if any experts might be able to speak to it. I will lay out the scenario, with a couple of specific questions, and maybe some honest answers will ...
0
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1answer
249 views

Why is the intake of the 757 (RR) engine slanted? [duplicate]

I'm sitting looking at a 757 with Rolls-Royce engines and just noticed that the intake is slanted forward by 5-10 degrees. Anyone know why? (wikimedia.org)
0
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0answers
2k views

Boeing 757-200 Fuel Burn

So up front, I'm aware of the high number of aircraft and environmental factors and how oversimplified my request is. After all, there is a reason that the aircraft manufacturers provide charts to ...