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Questions tagged [feature-identification]

For questions about identifying a feature or design on an aircraft.

27
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6answers
4k views

What is this F-18 Hornet “air intake” for?

I think I read once that they served to cool the on-board computer systems, but I'm not sure.
13
votes
1answer
1k views

What are those things under the Concorde’s cockpit windows?

I’ve noticed there are little bits sticking out under Concorde’s cockpit windows and they’re too small to be canards. Are they some kind of vortex generator or something? (Source)
2
votes
1answer
163 views

How does F/A-18 autotrack work?

This is about the alleged "UFO" video. However, I'm not interested in speculation about what exactly the aircraft being tracked in the video is. What is "autotrack" in an F/A-18 Super Hornet? Does it ...
9
votes
3answers
2k views

What are these windows/portholes on the English Electric Canberra bomber?

This may be an obvious question, but I don't know, which is why I'm asking here. I've searched "Canberra canopy porthole" and "window", but didn't get any information. There is a porthole of sorts on ...
12
votes
1answer
2k views

What are these spinning discs next to the throttle of the Boeing P-8 Poseidon?

The source video can be found here and the GIF is from 0:21 onwards. What are those 2 spinning things next to the throttle ?
0
votes
0answers
43 views

What are the rotating disks at side of the throttle control [duplicate]

Pardon me if inaccurately describe the plane's cockpit. From watching aviation videos, I have noticed two disks at both sides of the throttle levers. They are colored in alternating white and black ...
8
votes
1answer
1k views

What are these clip-like things?

With me becoming an aviation enthusiast and AirBerlin becoming insolvent, my mom has gone on a hunt for deals on what I can best describe as AirBerlin merch (old uniforms, shirts, skirts, belts and ...
11
votes
1answer
337 views

What is the bend in the tip of the blade of the new Black Hawk?

The newer Black Hawks have this angle added to the end of their rotor blades. What is it for? How does it increase or decrease performance? Could this be used on airplane propellers? (...
8
votes
1answer
214 views

What are the circled features on the upper surface of the A380 wing?

On the A380 wing are at least 3 red circle each side. There seems to be a black part inside. Is this a dip stick, or something else?
5
votes
1answer
2k views

What are these hexagonal things under the Concorde's neck?

The Concorde had a pair of dark-coloured hexagons under each of its forward boarding doors, as seen in this picture (showing the hexagons on the left side of the Concorde's neck): British Airways ...
-1
votes
1answer
143 views

Does the a320 neo have anything like MCAS? [duplicate]

I am trying to book a flight that will be on an A320 NEO. Does this have any 'new' systems or features, like the MAX MCAS system? I'm asking this question also because one airline has just grounded ...
0
votes
1answer
149 views

How are this helicopter's blades perfectly timed with the camera shutter? [closed]

This is a video of the Mi-24 helicopter. The rotor blades appear not to be moving. Did the pilot and photographer sync the camera and helicopter to make this video and how? I do not know the true ...
5
votes
1answer
221 views

Is there a specific purpose for the silver “swoosh” on Air Force One?

Air Force One, just ahead of where the wing joins, has a silver "swoosh" on the bottom of the fuselage: Air Force Two, or other congressional aircraft painted with the blue/white livery that I was ...
13
votes
2answers
1k views

What is this tube in a jet engine's air intake?

I have long been wondering what is the official name of this little air intake tube located in front of the fan blades and its intended functions. I did search it on google but it was in vain. I guess ...
46
votes
3answers
4k views

What is the offset in a seaplane's hull?

I noticed there is a little offset in a seaplane's hull (highlighted in the following picture). I suppose this is useful as it exists in all the seaplanes I know. It appears to be neither a ...
3
votes
1answer
152 views

What are these openings on the TBD/TBM Avenger?

I've been looking at some pictures and models of the TBF1 and TBM3 Avengers, a torpedo and dive bomber from WW2. I've noticed in some cases there are these openings/slots towards the leading edge of ...
2
votes
1answer
376 views

What’s this vortex generator like thing below the wing?

In Barcelona’s El Prat Airport I saw some ceiling fans and noticed that they have on the lower part of the wings something that looks like a wingtip device or vortex generator. As far as I understand ...
15
votes
1answer
4k views

What are the unusually-enlarged wing sections on this P-38 Lightning?

Halfway through this video of the Lockheed P-38 Lightning, there's an unusual-looking example. Notice the enlarged wing sections outboard of the engine bodies, and also how the cockpit fairing ...
6
votes
2answers
584 views

What is the round thing on the tip of an MD-90 wing?

I like to pretend I know about airplanes, but have always wondered what the round things on the tip of MD-90 wings are. Here is an image of what I am talking about: To be clear, my question is what ...
1
vote
0answers
189 views

Why do the in house Boeing 737 max tails have a drag chute? [duplicate]

In the recent videos of some in-house (tagged as Boeing instead of some airline), at the top of the aircraft's tail, there is a rope with a small drag chute attached to it. What is the purpose of this?...
3
votes
0answers
73 views

How are these flywheel-like devices used in the Boeing 737 Max? [duplicate]

The recent news video CNN's exclusive look inside a Boeing 737 Max simulator shows a 737 Max simulator cockpit. There are a pair of what look like large black flywheels on the console, shown spinning ...
8
votes
1answer
412 views

What is this plastic device inside the plane window?

I saw this on a recent domestic flight. It was glued on all the windows of the plane, behind the first layer of plastic. What is it and its purpose?
13
votes
5answers
4k views
17
votes
1answer
4k views
8
votes
3answers
2k views

What are these holes in the engine inlet?

In the next picture can be seen within the housing, near the inlet:
1
vote
1answer
227 views

What is this yellow tube blowing air? [duplicate]

What is this yellow tube (lower right quadrant of the picture) which is blowing air into the airplane while it's at the terminal? You can see the open hatch on the bottom of the jet through which it's ...
39
votes
1answer
7k views

Which aircraft had such a luxurious-looking navigator's station?

I'm reading the BBC's How Fiji changed the way we travel; The little Pacific island nation was the first to incorporate GPS into its aviation system – and in doing so forever changed the way we get ...
4
votes
1answer
524 views

What are these parts on Super Etendard?

I'm currently working on modelling a Super Etendard and just have a few questions on what are some small parts. First of all, any ideas what this tube thing is on the right side of the exhaust? My ...
3
votes
2answers
269 views

What is that extended nacelle feature on the Honda HA-420 HondaJet?

Here is a picture of the Honda HA-420 HondaJet with strange extended engine housings. Why are they required? What are they for? I am not asking about the red covers, but the white engine housing ...
12
votes
1answer
3k views

What is the small cylinder on the firewall to the left of the battery?

What is this and should the yellow wire be soldered to it? Any ideas on preventing the wire from detaching again? I checked the C150 parts manual but didn't see it. Is there somewhere else I should ...
3
votes
2answers
188 views

What is that protruding fuselage part? [duplicate]

Circled in red above, I suspect that's a high-lift device meant to improve handling at takeoffs and landings, but I don't know for sure really. What is its name and uses?
1
vote
1answer
248 views

What is this feature on a Piaggio P.180? [duplicate]

(wikimedia.org) What is this feature on a Piaggio P.180? I believe it's called a dolphin tail, but why is it exactly there and what is it for and why don't all airplanes have this?
29
votes
3answers
8k views

What is this object in the cockpit of an ultralight?

This is a tool (probably) in on an ultralight airplane. Initially I guessed that it is a tilting meter (to level between right and left), but seems it is not as it just a vertical tube filled up with ...
17
votes
2answers
1k views

What is that CFM56 with a toothed exhaust on an A321?

I stumbled upon a wikimedia picture and I saw something that I have not seen before: a CFM56 with a toothed engine exhaust. Can someone explain to me what engine variant that is? Source Author: ...
15
votes
1answer
983 views

What is this object on an MD-11?

There is something above the engine on the tail of this MD-11: What is that? Source
8
votes
1answer
393 views

What are these openings around the Comet's engine intakes?

What are all these openings surrounding the Comet 1's engine intakes... (Original image by Tony Hisgett at flickr, via Wikimedia Commons; modified by me) and what is this opening between the Comet 4'...
2
votes
1answer
99 views

What are these engine gauges in the Comet 4 for?

What are these gauges on the Comet 4's engine-gauge panel (between the captain's and first officer's instruments, above the throttle levers), marked "POWER LOSS INDICATOR", for? (Sorry for the blurry ...
9
votes
1answer
2k views

Why do the A220 cockpit seats have a cutout?

Why do cockpit seats on the A220 have a cutout on the bottom cushion? The answers to Aircraft pilot's seats: what is the notch for? explain that these cutouts allow for easier maneuverability of the ...
2
votes
1answer
374 views
4
votes
2answers
556 views

What is this unusual leading edge flap on a B737-200?

On this video of Air North's gravel runway-equipped B737-200, there's what appears to be a small leading-edge flap (Krueger flap?) inboard of the engine. Refer to the screen shot below. What is this?...
5
votes
1answer
393 views

What is that hole on the front portion of the empennage of a CRJ-1000?

I've noticed that there is a hole on the front tip of the "dorsal fin" of the CRJ-1000. I've been thinking that it would be logical if that's the intake for its APU unit. But I'm not really sure. ...
21
votes
1answer
1k views

Why did some Caravelles have a very long dorsal fin?

(Source) Why did some Sud Aviation Caravelles have a very long dorsal fin stretching half the fuselage? Initially I thought it's to keep the fin low to fit in existing hangars as a selling point, ...
3
votes
2answers
372 views

What position was this photo of a jet engine taken from?

From that aviation photographer, I saw that beauty: Having in mind the jet engine I would see, let's say as a normal passenger, I am not really able to understand from where I am looking at that ...
56
votes
3answers
20k views

What are these things hanging off the trailing edge of the wing?

What are these things hanging off the trailing edge of the wing? I've seen them in almost all of the aircraft I've flown in, and can't remember if they're exclusively Boeing or Airbus.
20
votes
1answer
6k views

What are these “pimples” on the jet engine for?

When looking into the General Electric CJ 805-23B jet engine, I have discovered that all forward section of the compressor is covered by a number of near identically looking "pimples". What are these ...
2
votes
1answer
222 views

What is this fairing on a Cessna 421?

What's the purpose of the fairing on fuselage, near leading edge of the wing?
0
votes
1answer
218 views

What are the hinged(?) structures in front of the F-4 Phantom's intakes? [duplicate]

What are the large flat structures on the sides of the F-4 Phantom directly in front of the engine air intakes? They are more or less square, and may be hinged vertically.
0
votes
2answers
415 views

What's on the upper deck in the picture (circled) of Cathay Pacific Cargo Boeing 747-8F? [duplicate]

Cathay Pacific Cargo Boeing 747-8F Image Source Is that a resting area for pilots or passengers seats?
7
votes
1answer
292 views

What are those sensors on the forward (Airbus) A321neo fuselage?

What are those sensors on the forward (Airbus) A321Neo fuselage? If it helps, this is wow air’s TF-DTR.
2
votes
3answers
486 views

What is this aeroplane - not a Blackbird?

What is the aeroplane in the first image? I noticed this photo in a youtube clip, and at first glance thought it was a three-engine Blackbird SR-71, but it appears to be a single-seater. The text ...